gravityview / GravityView

includes/class-gravityview-powered-by.php

Indentation +1 added lines, -1 removed lines

@@ -69,7 +69,7 @@
 
 		$url = add_query_arg( array(
 			'utm_source' => 'powered_by',
-            'utm_term' => get_bloginfo('name' ),
+			'utm_term' => get_bloginfo('name' ),
 		), $url );
 
 		/**

includes/fields/class-gravityview-field-textarea.php

Indentation +7 added lines, -7 removed lines

@@ -39,13 +39,13 @@
 			'tooltip' => __( 'Enter the number of words to be shown. If specified it truncates the text. Leave it blank if you want to show the full text.', 'gravityview' ),
 		);
 
-        $field_options['make_clickable'] = array(
-            'type' => 'checkbox',
-            'merge_tags' => false,
-            'value' => 0,
-            'label' => __( 'Convert text URLs to HTML links', 'gravityview' ),
-            'tooltip' => __( 'Converts URI, www, FTP, and email addresses in HTML links', 'gravityview' ),
-        );
+		$field_options['make_clickable'] = array(
+			'type' => 'checkbox',
+			'merge_tags' => false,
+			'value' => 0,
+			'label' => __( 'Convert text URLs to HTML links', 'gravityview' ),
+			'tooltip' => __( 'Converts URI, www, FTP, and email addresses in HTML links', 'gravityview' ),
+		);
 
 		$field_options['allow_html'] = array(
 			'type' => 'checkbox',

vendor/phpcompatibility/php-compatibility/PHPCompatibility/Sniff.php

Indentation +2036 added lines, -2036 removed lines

@@ -27,959 +27,959 @@ 
 abstract class Sniff implements PHPCS_Sniff
 {
 
-    const REGEX_COMPLEX_VARS = '`(?:(\{)?(?<!\\\\)\$)?(\{)?(?<!\\\\)\$(\{)?(?P<varname>[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)(?:->\$?(?P>varname)|\[[^\]]+\]|::\$?(?P>varname)|\([^\)]*\))*(?(3)\}|)(?(2)\}|)(?(1)\}|)`';
-
-    /**
-     * List of superglobals as an array of strings.
-     *
-     * Used by the ParameterShadowSuperGlobals and ForbiddenClosureUseVariableNames sniffs.
-     *
-     * @var array
-     */
-    protected $superglobals = array(
-        '$GLOBALS'  => true,
-        '$_SERVER'  => true,
-        '$_GET'     => true,
-        '$_POST'    => true,
-        '$_FILES'   => true,
-        '$_COOKIE'  => true,
-        '$_SESSION' => true,
-        '$_REQUEST' => true,
-        '$_ENV'     => true,
-    );
-
-    /**
-     * List of functions using hash algorithm as parameter (always the first parameter).
-     *
-     * Used by the new/removed hash algorithm sniffs.
-     * Key is the function name, value is the 1-based parameter position in the function call.
-     *
-     * @var array
-     */
-    protected $hashAlgoFunctions = array(
-        'hash_file'      => 1,
-        'hash_hmac_file' => 1,
-        'hash_hmac'      => 1,
-        'hash_init'      => 1,
-        'hash_pbkdf2'    => 1,
-        'hash'           => 1,
-    );
-
-
-    /**
-     * List of functions which take an ini directive as parameter (always the first parameter).
-     *
-     * Used by the new/removed ini directives sniffs.
-     * Key is the function name, value is the 1-based parameter position in the function call.
-     *
-     * @var array
-     */
-    protected $iniFunctions = array(
-        'ini_get' => 1,
-        'ini_set' => 1,
-    );
-
-
-    /**
-     * Get the testVersion configuration variable.
-     *
-     * The testVersion configuration variable may be in any of the following formats:
-     * 1) Omitted/empty, in which case no version is specified. This effectively
-     *    disables all the checks for new PHP features provided by this standard.
-     * 2) A single PHP version number, e.g. "5.4" in which case the standard checks that
-     *    the code will run on that version of PHP (no deprecated features or newer
-     *    features being used).
-     * 3) A range, e.g. "5.0-5.5", in which case the standard checks the code will run
-     *    on all PHP versions in that range, and that it doesn't use any features that
-     *    were deprecated by the final version in the list, or which were not available
-     *    for the first version in the list.
-     *    We accept ranges where one of the components is missing, e.g. "-5.6" means
-     *    all versions up to PHP 5.6, and "7.0-" means all versions above PHP 7.0.
-     * PHP version numbers should always be in Major.Minor format.  Both "5", "5.3.2"
-     * would be treated as invalid, and ignored.
-     *
-     * @return array $arrTestVersions will hold an array containing min/max version
-     *               of PHP that we are checking against (see above).  If only a
-     *               single version number is specified, then this is used as
-     *               both the min and max.
-     *
-     * @throws \PHP_CodeSniffer_Exception If testVersion is invalid.
-     */
-    private function getTestVersion()
-    {
-        static $arrTestVersions = array();
-
-        $default     = array(null, null);
-        $testVersion = trim(PHPCSHelper::getConfigData('testVersion'));
-
-        if (empty($testVersion) === false && isset($arrTestVersions[$testVersion]) === false) {
-
-            $arrTestVersions[$testVersion] = $default;
-
-            if (preg_match('`^\d+\.\d+$`', $testVersion)) {
-                $arrTestVersions[$testVersion] = array($testVersion, $testVersion);
-                return $arrTestVersions[$testVersion];
-            }
-
-            if (preg_match('`^(\d+\.\d+)?\s*-\s*(\d+\.\d+)?$`', $testVersion, $matches)) {
-                if (empty($matches[1]) === false || empty($matches[2]) === false) {
-                    // If no lower-limit is set, we set the min version to 4.0.
-                    // Whilst development focuses on PHP 5 and above, we also accept
-                    // sniffs for PHP 4, so we include that as the minimum.
-                    // (It makes no sense to support PHP 3 as this was effectively a
-                    // different language).
-                    $min = empty($matches[1]) ? '4.0' : $matches[1];
-
-                    // If no upper-limit is set, we set the max version to 99.9.
-                    $max = empty($matches[2]) ? '99.9' : $matches[2];
-
-                    if (version_compare($min, $max, '>')) {
-                        trigger_error(
-                            "Invalid range in testVersion setting: '" . $testVersion . "'",
-                            \E_USER_WARNING
-                        );
-                        return $default;
-                    } else {
-                        $arrTestVersions[$testVersion] = array($min, $max);
-                        return $arrTestVersions[$testVersion];
-                    }
-                }
-            }
-
-            trigger_error(
-                "Invalid testVersion setting: '" . $testVersion . "'",
-                \E_USER_WARNING
-            );
-            return $default;
-        }
-
-        if (isset($arrTestVersions[$testVersion])) {
-            return $arrTestVersions[$testVersion];
-        }
-
-        return $default;
-    }
-
-
-    /**
-     * Check whether a specific PHP version is equal to or higher than the maximum
-     * supported PHP version as provided by the user in `testVersion`.
-     *
-     * Should be used when sniffing for *old* PHP features (deprecated/removed).
-     *
-     * @param string $phpVersion A PHP version number in 'major.minor' format.
-     *
-     * @return bool True if testVersion has not been provided or if the PHP version
-     *              is equal to or higher than the highest supported PHP version
-     *              in testVersion. False otherwise.
-     */
-    public function supportsAbove($phpVersion)
-    {
-        $testVersion = $this->getTestVersion();
-        $testVersion = $testVersion[1];
-
-        if (\is_null($testVersion)
-            || version_compare($testVersion, $phpVersion) >= 0
-        ) {
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-
-    /**
-     * Check whether a specific PHP version is equal to or lower than the minimum
-     * supported PHP version as provided by the user in `testVersion`.
-     *
-     * Should be used when sniffing for *new* PHP features.
-     *
-     * @param string $phpVersion A PHP version number in 'major.minor' format.
-     *
-     * @return bool True if the PHP version is equal to or lower than the lowest
-     *              supported PHP version in testVersion.
-     *              False otherwise or if no testVersion is provided.
-     */
-    public function supportsBelow($phpVersion)
-    {
-        $testVersion = $this->getTestVersion();
-        $testVersion = $testVersion[0];
-
-        if (\is_null($testVersion) === false
-            && version_compare($testVersion, $phpVersion) <= 0
-        ) {
-            return true;
-        } else {
-            return false;
-        }
-    }
-
-
-    /**
-     * Add a PHPCS message to the output stack as either a warning or an error.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file the message applies to.
-     * @param string                $message   The message.
-     * @param int                   $stackPtr  The position of the token
-     *                                         the message relates to.
-     * @param bool                  $isError   Whether to report the message as an
-     *                                         'error' or 'warning'.
-     *                                         Defaults to true (error).
-     * @param string                $code      The error code for the message.
-     *                                         Defaults to 'Found'.
-     * @param array                 $data      Optional input for the data replacements.
-     *
-     * @return void
-     */
-    public function addMessage(File $phpcsFile, $message, $stackPtr, $isError, $code = 'Found', $data = array())
-    {
-        if ($isError === true) {
-            $phpcsFile->addError($message, $stackPtr, $code, $data);
-        } else {
-            $phpcsFile->addWarning($message, $stackPtr, $code, $data);
-        }
-    }
-
-
-    /**
-     * Convert an arbitrary string to an alphanumeric string with underscores.
-     *
-     * Pre-empt issues with arbitrary strings being used as error codes in XML and PHP.
-     *
-     * @param string $baseString Arbitrary string.
-     *
-     * @return string
-     */
-    public function stringToErrorCode($baseString)
-    {
-        return preg_replace('`[^a-z0-9_]`i', '_', strtolower($baseString));
-    }
-
-
-    /**
-     * Strip quotes surrounding an arbitrary string.
-     *
-     * Intended for use with the contents of a T_CONSTANT_ENCAPSED_STRING / T_DOUBLE_QUOTED_STRING.
-     *
-     * @param string $string The raw string.
-     *
-     * @return string String without quotes around it.
-     */
-    public function stripQuotes($string)
-    {
-        return preg_replace('`^([\'"])(.*)\1$`Ds', '$2', $string);
-    }
-
-
-    /**
-     * Strip variables from an arbitrary double quoted string.
-     *
-     * Intended for use with the contents of a T_DOUBLE_QUOTED_STRING.
-     *
-     * @param string $string The raw string.
-     *
-     * @return string String without variables in it.
-     */
-    public function stripVariables($string)
-    {
-        if (strpos($string, '$') === false) {
-            return $string;
-        }
-
-        return preg_replace(self::REGEX_COMPLEX_VARS, '', $string);
-    }
-
-
-    /**
-     * Make all top level array keys in an array lowercase.
-     *
-     * @param array $array Initial array.
-     *
-     * @return array Same array, but with all lowercase top level keys.
-     */
-    public function arrayKeysToLowercase($array)
-    {
-        return array_change_key_case($array, \CASE_LOWER);
-    }
-
-
-    /**
-     * Checks if a function call has parameters.
-     *
-     * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
-     * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
-     *
-     * Extra feature: If passed an T_ARRAY or T_OPEN_SHORT_ARRAY stack pointer, it
-     * will detect whether the array has values or is empty.
-     *
-     * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/120
-     * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/152
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the function call token.
-     *
-     * @return bool
-     */
-    public function doesFunctionCallHaveParameters(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return false;
-        }
-
-        // Is this one of the tokens this function handles ?
-        if (\in_array($tokens[$stackPtr]['code'], array(\T_STRING, \T_ARRAY, \T_OPEN_SHORT_ARRAY, \T_VARIABLE), true) === false) {
-            return false;
-        }
-
-        $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
-
-        // Deal with short array syntax.
-        if ($tokens[$stackPtr]['code'] === \T_OPEN_SHORT_ARRAY) {
-            if (isset($tokens[$stackPtr]['bracket_closer']) === false) {
-                return false;
-            }
-
-            if ($nextNonEmpty === $tokens[$stackPtr]['bracket_closer']) {
-                // No parameters.
-                return false;
-            } else {
-                return true;
-            }
-        }
-
-        // Deal with function calls & long arrays.
-        // Next non-empty token should be the open parenthesis.
-        if ($nextNonEmpty === false && $tokens[$nextNonEmpty]['code'] !== \T_OPEN_PARENTHESIS) {
-            return false;
-        }
-
-        if (isset($tokens[$nextNonEmpty]['parenthesis_closer']) === false) {
-            return false;
-        }
-
-        $closeParenthesis = $tokens[$nextNonEmpty]['parenthesis_closer'];
-        $nextNextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $nextNonEmpty + 1, $closeParenthesis + 1, true);
-
-        if ($nextNextNonEmpty === $closeParenthesis) {
-            // No parameters.
-            return false;
-        }
-
-        return true;
-    }
-
-
-    /**
-     * Count the number of parameters a function call has been passed.
-     *
-     * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
-     * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
-     *
-     * Extra feature: If passed an T_ARRAY or T_OPEN_SHORT_ARRAY stack pointer,
-     * it will return the number of values in the array.
-     *
-     * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/111
-     * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/114
-     * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/151
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the function call token.
-     *
-     * @return int
-     */
-    public function getFunctionCallParameterCount(File $phpcsFile, $stackPtr)
-    {
-        if ($this->doesFunctionCallHaveParameters($phpcsFile, $stackPtr) === false) {
-            return 0;
-        }
-
-        return \count($this->getFunctionCallParameters($phpcsFile, $stackPtr));
-    }
-
-
-    /**
-     * Get information on all parameters passed to a function call.
-     *
-     * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
-     * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
-     *
-     * Will return an multi-dimentional array with the start token pointer, end token
-     * pointer and raw parameter value for all parameters. Index will be 1-based.
-     * If no parameters are found, will return an empty array.
-     *
-     * Extra feature: If passed an T_ARRAY or T_OPEN_SHORT_ARRAY stack pointer,
-     * it will tokenize the values / key/value pairs contained in the array call.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the function call token.
-     *
-     * @return array
-     */
-    public function getFunctionCallParameters(File $phpcsFile, $stackPtr)
-    {
-        if ($this->doesFunctionCallHaveParameters($phpcsFile, $stackPtr) === false) {
-            return array();
-        }
-
-        // Ok, we know we have a T_STRING, T_VARIABLE, T_ARRAY or T_OPEN_SHORT_ARRAY with parameters
-        // and valid open & close brackets/parenthesis.
-        $tokens = $phpcsFile->getTokens();
-
-        // Mark the beginning and end tokens.
-        if ($tokens[$stackPtr]['code'] === \T_OPEN_SHORT_ARRAY) {
-            $opener = $stackPtr;
-            $closer = $tokens[$stackPtr]['bracket_closer'];
-
-            $nestedParenthesisCount = 0;
-
-        } else {
-            $opener = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
-            $closer = $tokens[$opener]['parenthesis_closer'];
-
-            $nestedParenthesisCount = 1;
-        }
-
-        // Which nesting level is the one we are interested in ?
-        if (isset($tokens[$opener]['nested_parenthesis'])) {
-            $nestedParenthesisCount += \count($tokens[$opener]['nested_parenthesis']);
-        }
-
-        $parameters = array();
-        $nextComma  = $opener;
-        $paramStart = $opener + 1;
-        $cnt        = 1;
-        while (($nextComma = $phpcsFile->findNext(array(\T_COMMA, $tokens[$closer]['code'], \T_OPEN_SHORT_ARRAY, \T_CLOSURE), $nextComma + 1, $closer + 1)) !== false) {
-            // Ignore anything within short array definition brackets.
-            if ($tokens[$nextComma]['type'] === 'T_OPEN_SHORT_ARRAY'
-                && (isset($tokens[$nextComma]['bracket_opener'])
-                    && $tokens[$nextComma]['bracket_opener'] === $nextComma)
-                && isset($tokens[$nextComma]['bracket_closer'])
-            ) {
-                // Skip forward to the end of the short array definition.
-                $nextComma = $tokens[$nextComma]['bracket_closer'];
-                continue;
-            }
-
-            // Skip past closures passed as function parameters.
-            if ($tokens[$nextComma]['type'] === 'T_CLOSURE'
-                && (isset($tokens[$nextComma]['scope_condition'])
-                    && $tokens[$nextComma]['scope_condition'] === $nextComma)
-                && isset($tokens[$nextComma]['scope_closer'])
-            ) {
-                // Skip forward to the end of the closure declaration.
-                $nextComma = $tokens[$nextComma]['scope_closer'];
-                continue;
-            }
-
-            // Ignore comma's at a lower nesting level.
-            if ($tokens[$nextComma]['type'] === 'T_COMMA'
-                && isset($tokens[$nextComma]['nested_parenthesis'])
-                && \count($tokens[$nextComma]['nested_parenthesis']) !== $nestedParenthesisCount
-            ) {
-                continue;
-            }
-
-            // Ignore closing parenthesis/bracket if not 'ours'.
-            if ($tokens[$nextComma]['type'] === $tokens[$closer]['type'] && $nextComma !== $closer) {
-                continue;
-            }
-
-            // Ok, we've reached the end of the parameter.
-            $parameters[$cnt]['start'] = $paramStart;
-            $parameters[$cnt]['end']   = $nextComma - 1;
-            $parameters[$cnt]['raw']   = trim($phpcsFile->getTokensAsString($paramStart, ($nextComma - $paramStart)));
-
-            // Check if there are more tokens before the closing parenthesis.
-            // Prevents code like the following from setting a third parameter:
-            // functionCall( $param1, $param2, );
-            $hasNextParam = $phpcsFile->findNext(Tokens::$emptyTokens, $nextComma + 1, $closer, true, null, true);
-            if ($hasNextParam === false) {
-                break;
-            }
-
-            // Prepare for the next parameter.
-            $paramStart = $nextComma + 1;
-            $cnt++;
-        }
-
-        return $parameters;
-    }
-
-
-    /**
-     * Get information on a specific parameter passed to a function call.
-     *
-     * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
-     * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
-     *
-     * Will return a array with the start token pointer, end token pointer and the raw value
-     * of the parameter at a specific offset.
-     * If the specified parameter is not found, will return false.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
-     * @param int                   $stackPtr    The position of the function call token.
-     * @param int                   $paramOffset The 1-based index position of the parameter to retrieve.
-     *
-     * @return array|false
-     */
-    public function getFunctionCallParameter(File $phpcsFile, $stackPtr, $paramOffset)
-    {
-        $parameters = $this->getFunctionCallParameters($phpcsFile, $stackPtr);
-
-        if (isset($parameters[$paramOffset]) === false) {
-            return false;
-        } else {
-            return $parameters[$paramOffset];
-        }
-    }
-
-
-    /**
-     * Verify whether a token is within a scoped condition.
-     *
-     * If the optional $validScopes parameter has been passed, the function
-     * will check that the token has at least one condition which is of a
-     * type defined in $validScopes.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
-     * @param int                   $stackPtr    The position of the token.
-     * @param array|int             $validScopes Optional. Array of valid scopes
-     *                                           or int value of a valid scope.
-     *                                           Pass the T_.. constant(s) for the
-     *                                           desired scope to this parameter.
-     *
-     * @return bool Without the optional $scopeTypes: True if within a scope, false otherwise.
-     *              If the $scopeTypes are set: True if *one* of the conditions is a
-     *              valid scope, false otherwise.
-     */
-    public function tokenHasScope(File $phpcsFile, $stackPtr, $validScopes = null)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return false;
-        }
-
-        // No conditions = no scope.
-        if (empty($tokens[$stackPtr]['conditions'])) {
-            return false;
-        }
-
-        // Ok, there are conditions, do we have to check for specific ones ?
-        if (isset($validScopes) === false) {
-            return true;
-        }
-
-        return $phpcsFile->hasCondition($stackPtr, $validScopes);
-    }
-
-
-    /**
-     * Verify whether a token is within a class scope.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the token.
-     * @param bool                  $strict    Whether to strictly check for the T_CLASS
-     *                                         scope or also accept interfaces and traits
-     *                                         as scope.
-     *
-     * @return bool True if within class scope, false otherwise.
-     */
-    public function inClassScope(File $phpcsFile, $stackPtr, $strict = true)
-    {
-        $validScopes = array(\T_CLASS);
-        if (\defined('T_ANON_CLASS') === true) {
-            $validScopes[] = \T_ANON_CLASS;
-        }
-
-        if ($strict === false) {
-            $validScopes[] = \T_INTERFACE;
-            $validScopes[] = \T_TRAIT;
-        }
-
-        return $phpcsFile->hasCondition($stackPtr, $validScopes);
-    }
-
-
-    /**
-     * Returns the fully qualified class name for a new class instantiation.
-     *
-     * Returns an empty string if the class name could not be reliably inferred.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of a T_NEW token.
-     *
-     * @return string
-     */
-    public function getFQClassNameFromNewToken(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return '';
-        }
-
-        if ($tokens[$stackPtr]['code'] !== \T_NEW) {
-            return '';
-        }
-
-        $start = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
-        if ($start === false) {
-            return '';
-        }
-
-        // Bow out if the next token is a variable as we don't know where it was defined.
-        if ($tokens[$start]['code'] === \T_VARIABLE) {
-            return '';
-        }
-
-        // Bow out if the next token is the class keyword.
-        if ($tokens[$start]['type'] === 'T_ANON_CLASS' || $tokens[$start]['code'] === \T_CLASS) {
-            return '';
-        }
-
-        $find = array(
-            \T_NS_SEPARATOR,
-            \T_STRING,
-            \T_NAMESPACE,
-            \T_WHITESPACE,
-        );
-
-        $end       = $phpcsFile->findNext($find, ($start + 1), null, true, null, true);
-        $className = $phpcsFile->getTokensAsString($start, ($end - $start));
-        $className = trim($className);
-
-        return $this->getFQName($phpcsFile, $stackPtr, $className);
-    }
-
-
-    /**
-     * Returns the fully qualified name of the class that the specified class extends.
-     *
-     * Returns an empty string if the class does not extend another class or if
-     * the class name could not be reliably inferred.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of a T_CLASS token.
-     *
-     * @return string
-     */
-    public function getFQExtendedClassName(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return '';
-        }
-
-        if ($tokens[$stackPtr]['code'] !== \T_CLASS
-            && $tokens[$stackPtr]['type'] !== 'T_ANON_CLASS'
-            && $tokens[$stackPtr]['type'] !== 'T_INTERFACE'
-        ) {
-            return '';
-        }
-
-        $extends = PHPCSHelper::findExtendedClassName($phpcsFile, $stackPtr);
-        if (empty($extends) || \is_string($extends) === false) {
-            return '';
-        }
-
-        return $this->getFQName($phpcsFile, $stackPtr, $extends);
-    }
-
-
-    /**
-     * Returns the class name for the static usage of a class.
-     * This can be a call to a method, the use of a property or constant.
-     *
-     * Returns an empty string if the class name could not be reliably inferred.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of a T_NEW token.
-     *
-     * @return string
-     */
-    public function getFQClassNameFromDoubleColonToken(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return '';
-        }
-
-        if ($tokens[$stackPtr]['code'] !== \T_DOUBLE_COLON) {
-            return '';
-        }
-
-        // Nothing to do if previous token is a variable as we don't know where it was defined.
-        if ($tokens[$stackPtr - 1]['code'] === \T_VARIABLE) {
-            return '';
-        }
-
-        // Nothing to do if 'parent' or 'static' as we don't know how far the class tree extends.
-        if (\in_array($tokens[$stackPtr - 1]['code'], array(\T_PARENT, \T_STATIC), true)) {
-            return '';
-        }
-
-        // Get the classname from the class declaration if self is used.
-        if ($tokens[$stackPtr - 1]['code'] === \T_SELF) {
-            $classDeclarationPtr = $phpcsFile->findPrevious(\T_CLASS, $stackPtr - 1);
-            if ($classDeclarationPtr === false) {
-                return '';
-            }
-            $className = $phpcsFile->getDeclarationName($classDeclarationPtr);
-            return $this->getFQName($phpcsFile, $classDeclarationPtr, $className);
-        }
-
-        $find = array(
-            \T_NS_SEPARATOR,
-            \T_STRING,
-            \T_NAMESPACE,
-            \T_WHITESPACE,
-        );
-
-        $start = $phpcsFile->findPrevious($find, $stackPtr - 1, null, true, null, true);
-        if ($start === false || isset($tokens[($start + 1)]) === false) {
-            return '';
-        }
-
-        $start     = ($start + 1);
-        $className = $phpcsFile->getTokensAsString($start, ($stackPtr - $start));
-        $className = trim($className);
-
-        return $this->getFQName($phpcsFile, $stackPtr, $className);
-    }
-
-
-    /**
-     * Get the Fully Qualified name for a class/function/constant etc.
-     *
-     * Checks if a class/function/constant name is already fully qualified and
-     * if not, enrich it with the relevant namespace information.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the token.
-     * @param string                $name      The class / function / constant name.
-     *
-     * @return string
-     */
-    public function getFQName(File $phpcsFile, $stackPtr, $name)
-    {
-        if (strpos($name, '\\') === 0) {
-            // Already fully qualified.
-            return $name;
-        }
-
-        // Remove the namespace keyword if used.
-        if (strpos($name, 'namespace\\') === 0) {
-            $name = substr($name, 10);
-        }
-
-        $namespace = $this->determineNamespace($phpcsFile, $stackPtr);
-
-        if ($namespace === '') {
-            return '\\' . $name;
-        } else {
-            return '\\' . $namespace . '\\' . $name;
-        }
-    }
-
-
-    /**
-     * Is the class/function/constant name namespaced or global ?
-     *
-     * @param string $FQName Fully Qualified name of a class, function etc.
-     *                       I.e. should always start with a `\`.
-     *
-     * @return bool True if namespaced, false if global.
-     */
-    public function isNamespaced($FQName)
-    {
-        if (strpos($FQName, '\\') !== 0) {
-            throw new PHPCS_Exception('$FQName must be a fully qualified name');
-        }
-
-        return (strpos(substr($FQName, 1), '\\') !== false);
-    }
-
-
-    /**
-     * Determine the namespace name an arbitrary token lives in.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
-     * @param int                   $stackPtr  The token position for which to determine the namespace.
-     *
-     * @return string Namespace name or empty string if it couldn't be determined or no namespace applies.
-     */
-    public function determineNamespace(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return '';
-        }
-
-        // Check for scoped namespace {}.
-        if (empty($tokens[$stackPtr]['conditions']) === false) {
-            $namespacePtr = $phpcsFile->getCondition($stackPtr, \T_NAMESPACE);
-            if ($namespacePtr !== false) {
-                $namespace = $this->getDeclaredNamespaceName($phpcsFile, $namespacePtr);
-                if ($namespace !== false) {
-                    return $namespace;
-                }
-
-                // We are in a scoped namespace, but couldn't determine the name. Searching for a global namespace is futile.
-                return '';
-            }
-        }
-
-        /*
+	const REGEX_COMPLEX_VARS = '`(?:(\{)?(?<!\\\\)\$)?(\{)?(?<!\\\\)\$(\{)?(?P<varname>[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)(?:->\$?(?P>varname)|\[[^\]]+\]|::\$?(?P>varname)|\([^\)]*\))*(?(3)\}|)(?(2)\}|)(?(1)\}|)`';
+
+	/**
+	 * List of superglobals as an array of strings.
+	 *
+	 * Used by the ParameterShadowSuperGlobals and ForbiddenClosureUseVariableNames sniffs.
+	 *
+	 * @var array
+	 */
+	protected $superglobals = array(
+		'$GLOBALS'  => true,
+		'$_SERVER'  => true,
+		'$_GET'     => true,
+		'$_POST'    => true,
+		'$_FILES'   => true,
+		'$_COOKIE'  => true,
+		'$_SESSION' => true,
+		'$_REQUEST' => true,
+		'$_ENV'     => true,
+	);
+
+	/**
+	 * List of functions using hash algorithm as parameter (always the first parameter).
+	 *
+	 * Used by the new/removed hash algorithm sniffs.
+	 * Key is the function name, value is the 1-based parameter position in the function call.
+	 *
+	 * @var array
+	 */
+	protected $hashAlgoFunctions = array(
+		'hash_file'      => 1,
+		'hash_hmac_file' => 1,
+		'hash_hmac'      => 1,
+		'hash_init'      => 1,
+		'hash_pbkdf2'    => 1,
+		'hash'           => 1,
+	);
+
+
+	/**
+	 * List of functions which take an ini directive as parameter (always the first parameter).
+	 *
+	 * Used by the new/removed ini directives sniffs.
+	 * Key is the function name, value is the 1-based parameter position in the function call.
+	 *
+	 * @var array
+	 */
+	protected $iniFunctions = array(
+		'ini_get' => 1,
+		'ini_set' => 1,
+	);
+
+
+	/**
+	 * Get the testVersion configuration variable.
+	 *
+	 * The testVersion configuration variable may be in any of the following formats:
+	 * 1) Omitted/empty, in which case no version is specified. This effectively
+	 *    disables all the checks for new PHP features provided by this standard.
+	 * 2) A single PHP version number, e.g. "5.4" in which case the standard checks that
+	 *    the code will run on that version of PHP (no deprecated features or newer
+	 *    features being used).
+	 * 3) A range, e.g. "5.0-5.5", in which case the standard checks the code will run
+	 *    on all PHP versions in that range, and that it doesn't use any features that
+	 *    were deprecated by the final version in the list, or which were not available
+	 *    for the first version in the list.
+	 *    We accept ranges where one of the components is missing, e.g. "-5.6" means
+	 *    all versions up to PHP 5.6, and "7.0-" means all versions above PHP 7.0.
+	 * PHP version numbers should always be in Major.Minor format.  Both "5", "5.3.2"
+	 * would be treated as invalid, and ignored.
+	 *
+	 * @return array $arrTestVersions will hold an array containing min/max version
+	 *               of PHP that we are checking against (see above).  If only a
+	 *               single version number is specified, then this is used as
+	 *               both the min and max.
+	 *
+	 * @throws \PHP_CodeSniffer_Exception If testVersion is invalid.
+	 */
+	private function getTestVersion()
+	{
+		static $arrTestVersions = array();
+
+		$default     = array(null, null);
+		$testVersion = trim(PHPCSHelper::getConfigData('testVersion'));
+
+		if (empty($testVersion) === false && isset($arrTestVersions[$testVersion]) === false) {
+
+			$arrTestVersions[$testVersion] = $default;
+
+			if (preg_match('`^\d+\.\d+$`', $testVersion)) {
+				$arrTestVersions[$testVersion] = array($testVersion, $testVersion);
+				return $arrTestVersions[$testVersion];
+			}
+
+			if (preg_match('`^(\d+\.\d+)?\s*-\s*(\d+\.\d+)?$`', $testVersion, $matches)) {
+				if (empty($matches[1]) === false || empty($matches[2]) === false) {
+					// If no lower-limit is set, we set the min version to 4.0.
+					// Whilst development focuses on PHP 5 and above, we also accept
+					// sniffs for PHP 4, so we include that as the minimum.
+					// (It makes no sense to support PHP 3 as this was effectively a
+					// different language).
+					$min = empty($matches[1]) ? '4.0' : $matches[1];
+
+					// If no upper-limit is set, we set the max version to 99.9.
+					$max = empty($matches[2]) ? '99.9' : $matches[2];
+
+					if (version_compare($min, $max, '>')) {
+						trigger_error(
+							"Invalid range in testVersion setting: '" . $testVersion . "'",
+							\E_USER_WARNING
+						);
+						return $default;
+					} else {
+						$arrTestVersions[$testVersion] = array($min, $max);
+						return $arrTestVersions[$testVersion];
+					}
+				}
+			}
+
+			trigger_error(
+				"Invalid testVersion setting: '" . $testVersion . "'",
+				\E_USER_WARNING
+			);
+			return $default;
+		}
+
+		if (isset($arrTestVersions[$testVersion])) {
+			return $arrTestVersions[$testVersion];
+		}
+
+		return $default;
+	}
+
+
+	/**
+	 * Check whether a specific PHP version is equal to or higher than the maximum
+	 * supported PHP version as provided by the user in `testVersion`.
+	 *
+	 * Should be used when sniffing for *old* PHP features (deprecated/removed).
+	 *
+	 * @param string $phpVersion A PHP version number in 'major.minor' format.
+	 *
+	 * @return bool True if testVersion has not been provided or if the PHP version
+	 *              is equal to or higher than the highest supported PHP version
+	 *              in testVersion. False otherwise.
+	 */
+	public function supportsAbove($phpVersion)
+	{
+		$testVersion = $this->getTestVersion();
+		$testVersion = $testVersion[1];
+
+		if (\is_null($testVersion)
+			|| version_compare($testVersion, $phpVersion) >= 0
+		) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+
+	/**
+	 * Check whether a specific PHP version is equal to or lower than the minimum
+	 * supported PHP version as provided by the user in `testVersion`.
+	 *
+	 * Should be used when sniffing for *new* PHP features.
+	 *
+	 * @param string $phpVersion A PHP version number in 'major.minor' format.
+	 *
+	 * @return bool True if the PHP version is equal to or lower than the lowest
+	 *              supported PHP version in testVersion.
+	 *              False otherwise or if no testVersion is provided.
+	 */
+	public function supportsBelow($phpVersion)
+	{
+		$testVersion = $this->getTestVersion();
+		$testVersion = $testVersion[0];
+
+		if (\is_null($testVersion) === false
+			&& version_compare($testVersion, $phpVersion) <= 0
+		) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+
+	/**
+	 * Add a PHPCS message to the output stack as either a warning or an error.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file the message applies to.
+	 * @param string                $message   The message.
+	 * @param int                   $stackPtr  The position of the token
+	 *                                         the message relates to.
+	 * @param bool                  $isError   Whether to report the message as an
+	 *                                         'error' or 'warning'.
+	 *                                         Defaults to true (error).
+	 * @param string                $code      The error code for the message.
+	 *                                         Defaults to 'Found'.
+	 * @param array                 $data      Optional input for the data replacements.
+	 *
+	 * @return void
+	 */
+	public function addMessage(File $phpcsFile, $message, $stackPtr, $isError, $code = 'Found', $data = array())
+	{
+		if ($isError === true) {
+			$phpcsFile->addError($message, $stackPtr, $code, $data);
+		} else {
+			$phpcsFile->addWarning($message, $stackPtr, $code, $data);
+		}
+	}
+
+
+	/**
+	 * Convert an arbitrary string to an alphanumeric string with underscores.
+	 *
+	 * Pre-empt issues with arbitrary strings being used as error codes in XML and PHP.
+	 *
+	 * @param string $baseString Arbitrary string.
+	 *
+	 * @return string
+	 */
+	public function stringToErrorCode($baseString)
+	{
+		return preg_replace('`[^a-z0-9_]`i', '_', strtolower($baseString));
+	}
+
+
+	/**
+	 * Strip quotes surrounding an arbitrary string.
+	 *
+	 * Intended for use with the contents of a T_CONSTANT_ENCAPSED_STRING / T_DOUBLE_QUOTED_STRING.
+	 *
+	 * @param string $string The raw string.
+	 *
+	 * @return string String without quotes around it.
+	 */
+	public function stripQuotes($string)
+	{
+		return preg_replace('`^([\'"])(.*)\1$`Ds', '$2', $string);
+	}
+
+
+	/**
+	 * Strip variables from an arbitrary double quoted string.
+	 *
+	 * Intended for use with the contents of a T_DOUBLE_QUOTED_STRING.
+	 *
+	 * @param string $string The raw string.
+	 *
+	 * @return string String without variables in it.
+	 */
+	public function stripVariables($string)
+	{
+		if (strpos($string, '$') === false) {
+			return $string;
+		}
+
+		return preg_replace(self::REGEX_COMPLEX_VARS, '', $string);
+	}
+
+
+	/**
+	 * Make all top level array keys in an array lowercase.
+	 *
+	 * @param array $array Initial array.
+	 *
+	 * @return array Same array, but with all lowercase top level keys.
+	 */
+	public function arrayKeysToLowercase($array)
+	{
+		return array_change_key_case($array, \CASE_LOWER);
+	}
+
+
+	/**
+	 * Checks if a function call has parameters.
+	 *
+	 * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
+	 * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
+	 *
+	 * Extra feature: If passed an T_ARRAY or T_OPEN_SHORT_ARRAY stack pointer, it
+	 * will detect whether the array has values or is empty.
+	 *
+	 * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/120
+	 * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/152
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the function call token.
+	 *
+	 * @return bool
+	 */
+	public function doesFunctionCallHaveParameters(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return false;
+		}
+
+		// Is this one of the tokens this function handles ?
+		if (\in_array($tokens[$stackPtr]['code'], array(\T_STRING, \T_ARRAY, \T_OPEN_SHORT_ARRAY, \T_VARIABLE), true) === false) {
+			return false;
+		}
+
+		$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
+
+		// Deal with short array syntax.
+		if ($tokens[$stackPtr]['code'] === \T_OPEN_SHORT_ARRAY) {
+			if (isset($tokens[$stackPtr]['bracket_closer']) === false) {
+				return false;
+			}
+
+			if ($nextNonEmpty === $tokens[$stackPtr]['bracket_closer']) {
+				// No parameters.
+				return false;
+			} else {
+				return true;
+			}
+		}
+
+		// Deal with function calls & long arrays.
+		// Next non-empty token should be the open parenthesis.
+		if ($nextNonEmpty === false && $tokens[$nextNonEmpty]['code'] !== \T_OPEN_PARENTHESIS) {
+			return false;
+		}
+
+		if (isset($tokens[$nextNonEmpty]['parenthesis_closer']) === false) {
+			return false;
+		}
+
+		$closeParenthesis = $tokens[$nextNonEmpty]['parenthesis_closer'];
+		$nextNextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $nextNonEmpty + 1, $closeParenthesis + 1, true);
+
+		if ($nextNextNonEmpty === $closeParenthesis) {
+			// No parameters.
+			return false;
+		}
+
+		return true;
+	}
+
+
+	/**
+	 * Count the number of parameters a function call has been passed.
+	 *
+	 * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
+	 * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
+	 *
+	 * Extra feature: If passed an T_ARRAY or T_OPEN_SHORT_ARRAY stack pointer,
+	 * it will return the number of values in the array.
+	 *
+	 * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/111
+	 * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/114
+	 * @link https://github.com/PHPCompatibility/PHPCompatibility/issues/151
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the function call token.
+	 *
+	 * @return int
+	 */
+	public function getFunctionCallParameterCount(File $phpcsFile, $stackPtr)
+	{
+		if ($this->doesFunctionCallHaveParameters($phpcsFile, $stackPtr) === false) {
+			return 0;
+		}
+
+		return \count($this->getFunctionCallParameters($phpcsFile, $stackPtr));
+	}
+
+
+	/**
+	 * Get information on all parameters passed to a function call.
+	 *
+	 * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
+	 * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
+	 *
+	 * Will return an multi-dimentional array with the start token pointer, end token
+	 * pointer and raw parameter value for all parameters. Index will be 1-based.
+	 * If no parameters are found, will return an empty array.
+	 *
+	 * Extra feature: If passed an T_ARRAY or T_OPEN_SHORT_ARRAY stack pointer,
+	 * it will tokenize the values / key/value pairs contained in the array call.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the function call token.
+	 *
+	 * @return array
+	 */
+	public function getFunctionCallParameters(File $phpcsFile, $stackPtr)
+	{
+		if ($this->doesFunctionCallHaveParameters($phpcsFile, $stackPtr) === false) {
+			return array();
+		}
+
+		// Ok, we know we have a T_STRING, T_VARIABLE, T_ARRAY or T_OPEN_SHORT_ARRAY with parameters
+		// and valid open & close brackets/parenthesis.
+		$tokens = $phpcsFile->getTokens();
+
+		// Mark the beginning and end tokens.
+		if ($tokens[$stackPtr]['code'] === \T_OPEN_SHORT_ARRAY) {
+			$opener = $stackPtr;
+			$closer = $tokens[$stackPtr]['bracket_closer'];
+
+			$nestedParenthesisCount = 0;
+
+		} else {
+			$opener = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
+			$closer = $tokens[$opener]['parenthesis_closer'];
+
+			$nestedParenthesisCount = 1;
+		}
+
+		// Which nesting level is the one we are interested in ?
+		if (isset($tokens[$opener]['nested_parenthesis'])) {
+			$nestedParenthesisCount += \count($tokens[$opener]['nested_parenthesis']);
+		}
+
+		$parameters = array();
+		$nextComma  = $opener;
+		$paramStart = $opener + 1;
+		$cnt        = 1;
+		while (($nextComma = $phpcsFile->findNext(array(\T_COMMA, $tokens[$closer]['code'], \T_OPEN_SHORT_ARRAY, \T_CLOSURE), $nextComma + 1, $closer + 1)) !== false) {
+			// Ignore anything within short array definition brackets.
+			if ($tokens[$nextComma]['type'] === 'T_OPEN_SHORT_ARRAY'
+				&& (isset($tokens[$nextComma]['bracket_opener'])
+					&& $tokens[$nextComma]['bracket_opener'] === $nextComma)
+				&& isset($tokens[$nextComma]['bracket_closer'])
+			) {
+				// Skip forward to the end of the short array definition.
+				$nextComma = $tokens[$nextComma]['bracket_closer'];
+				continue;
+			}
+
+			// Skip past closures passed as function parameters.
+			if ($tokens[$nextComma]['type'] === 'T_CLOSURE'
+				&& (isset($tokens[$nextComma]['scope_condition'])
+					&& $tokens[$nextComma]['scope_condition'] === $nextComma)
+				&& isset($tokens[$nextComma]['scope_closer'])
+			) {
+				// Skip forward to the end of the closure declaration.
+				$nextComma = $tokens[$nextComma]['scope_closer'];
+				continue;
+			}
+
+			// Ignore comma's at a lower nesting level.
+			if ($tokens[$nextComma]['type'] === 'T_COMMA'
+				&& isset($tokens[$nextComma]['nested_parenthesis'])
+				&& \count($tokens[$nextComma]['nested_parenthesis']) !== $nestedParenthesisCount
+			) {
+				continue;
+			}
+
+			// Ignore closing parenthesis/bracket if not 'ours'.
+			if ($tokens[$nextComma]['type'] === $tokens[$closer]['type'] && $nextComma !== $closer) {
+				continue;
+			}
+
+			// Ok, we've reached the end of the parameter.
+			$parameters[$cnt]['start'] = $paramStart;
+			$parameters[$cnt]['end']   = $nextComma - 1;
+			$parameters[$cnt]['raw']   = trim($phpcsFile->getTokensAsString($paramStart, ($nextComma - $paramStart)));
+
+			// Check if there are more tokens before the closing parenthesis.
+			// Prevents code like the following from setting a third parameter:
+			// functionCall( $param1, $param2, );
+			$hasNextParam = $phpcsFile->findNext(Tokens::$emptyTokens, $nextComma + 1, $closer, true, null, true);
+			if ($hasNextParam === false) {
+				break;
+			}
+
+			// Prepare for the next parameter.
+			$paramStart = $nextComma + 1;
+			$cnt++;
+		}
+
+		return $parameters;
+	}
+
+
+	/**
+	 * Get information on a specific parameter passed to a function call.
+	 *
+	 * Expects to be passed the T_STRING or T_VARIABLE stack pointer for the function call.
+	 * If passed a T_STRING which is *not* a function call, the behaviour is unreliable.
+	 *
+	 * Will return a array with the start token pointer, end token pointer and the raw value
+	 * of the parameter at a specific offset.
+	 * If the specified parameter is not found, will return false.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
+	 * @param int                   $stackPtr    The position of the function call token.
+	 * @param int                   $paramOffset The 1-based index position of the parameter to retrieve.
+	 *
+	 * @return array|false
+	 */
+	public function getFunctionCallParameter(File $phpcsFile, $stackPtr, $paramOffset)
+	{
+		$parameters = $this->getFunctionCallParameters($phpcsFile, $stackPtr);
+
+		if (isset($parameters[$paramOffset]) === false) {
+			return false;
+		} else {
+			return $parameters[$paramOffset];
+		}
+	}
+
+
+	/**
+	 * Verify whether a token is within a scoped condition.
+	 *
+	 * If the optional $validScopes parameter has been passed, the function
+	 * will check that the token has at least one condition which is of a
+	 * type defined in $validScopes.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
+	 * @param int                   $stackPtr    The position of the token.
+	 * @param array|int             $validScopes Optional. Array of valid scopes
+	 *                                           or int value of a valid scope.
+	 *                                           Pass the T_.. constant(s) for the
+	 *                                           desired scope to this parameter.
+	 *
+	 * @return bool Without the optional $scopeTypes: True if within a scope, false otherwise.
+	 *              If the $scopeTypes are set: True if *one* of the conditions is a
+	 *              valid scope, false otherwise.
+	 */
+	public function tokenHasScope(File $phpcsFile, $stackPtr, $validScopes = null)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return false;
+		}
+
+		// No conditions = no scope.
+		if (empty($tokens[$stackPtr]['conditions'])) {
+			return false;
+		}
+
+		// Ok, there are conditions, do we have to check for specific ones ?
+		if (isset($validScopes) === false) {
+			return true;
+		}
+
+		return $phpcsFile->hasCondition($stackPtr, $validScopes);
+	}
+
+
+	/**
+	 * Verify whether a token is within a class scope.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the token.
+	 * @param bool                  $strict    Whether to strictly check for the T_CLASS
+	 *                                         scope or also accept interfaces and traits
+	 *                                         as scope.
+	 *
+	 * @return bool True if within class scope, false otherwise.
+	 */
+	public function inClassScope(File $phpcsFile, $stackPtr, $strict = true)
+	{
+		$validScopes = array(\T_CLASS);
+		if (\defined('T_ANON_CLASS') === true) {
+			$validScopes[] = \T_ANON_CLASS;
+		}
+
+		if ($strict === false) {
+			$validScopes[] = \T_INTERFACE;
+			$validScopes[] = \T_TRAIT;
+		}
+
+		return $phpcsFile->hasCondition($stackPtr, $validScopes);
+	}
+
+
+	/**
+	 * Returns the fully qualified class name for a new class instantiation.
+	 *
+	 * Returns an empty string if the class name could not be reliably inferred.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of a T_NEW token.
+	 *
+	 * @return string
+	 */
+	public function getFQClassNameFromNewToken(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return '';
+		}
+
+		if ($tokens[$stackPtr]['code'] !== \T_NEW) {
+			return '';
+		}
+
+		$start = $phpcsFile->findNext(Tokens::$emptyTokens, $stackPtr + 1, null, true, null, true);
+		if ($start === false) {
+			return '';
+		}
+
+		// Bow out if the next token is a variable as we don't know where it was defined.
+		if ($tokens[$start]['code'] === \T_VARIABLE) {
+			return '';
+		}
+
+		// Bow out if the next token is the class keyword.
+		if ($tokens[$start]['type'] === 'T_ANON_CLASS' || $tokens[$start]['code'] === \T_CLASS) {
+			return '';
+		}
+
+		$find = array(
+			\T_NS_SEPARATOR,
+			\T_STRING,
+			\T_NAMESPACE,
+			\T_WHITESPACE,
+		);
+
+		$end       = $phpcsFile->findNext($find, ($start + 1), null, true, null, true);
+		$className = $phpcsFile->getTokensAsString($start, ($end - $start));
+		$className = trim($className);
+
+		return $this->getFQName($phpcsFile, $stackPtr, $className);
+	}
+
+
+	/**
+	 * Returns the fully qualified name of the class that the specified class extends.
+	 *
+	 * Returns an empty string if the class does not extend another class or if
+	 * the class name could not be reliably inferred.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of a T_CLASS token.
+	 *
+	 * @return string
+	 */
+	public function getFQExtendedClassName(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return '';
+		}
+
+		if ($tokens[$stackPtr]['code'] !== \T_CLASS
+			&& $tokens[$stackPtr]['type'] !== 'T_ANON_CLASS'
+			&& $tokens[$stackPtr]['type'] !== 'T_INTERFACE'
+		) {
+			return '';
+		}
+
+		$extends = PHPCSHelper::findExtendedClassName($phpcsFile, $stackPtr);
+		if (empty($extends) || \is_string($extends) === false) {
+			return '';
+		}
+
+		return $this->getFQName($phpcsFile, $stackPtr, $extends);
+	}
+
+
+	/**
+	 * Returns the class name for the static usage of a class.
+	 * This can be a call to a method, the use of a property or constant.
+	 *
+	 * Returns an empty string if the class name could not be reliably inferred.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of a T_NEW token.
+	 *
+	 * @return string
+	 */
+	public function getFQClassNameFromDoubleColonToken(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return '';
+		}
+
+		if ($tokens[$stackPtr]['code'] !== \T_DOUBLE_COLON) {
+			return '';
+		}
+
+		// Nothing to do if previous token is a variable as we don't know where it was defined.
+		if ($tokens[$stackPtr - 1]['code'] === \T_VARIABLE) {
+			return '';
+		}
+
+		// Nothing to do if 'parent' or 'static' as we don't know how far the class tree extends.
+		if (\in_array($tokens[$stackPtr - 1]['code'], array(\T_PARENT, \T_STATIC), true)) {
+			return '';
+		}
+
+		// Get the classname from the class declaration if self is used.
+		if ($tokens[$stackPtr - 1]['code'] === \T_SELF) {
+			$classDeclarationPtr = $phpcsFile->findPrevious(\T_CLASS, $stackPtr - 1);
+			if ($classDeclarationPtr === false) {
+				return '';
+			}
+			$className = $phpcsFile->getDeclarationName($classDeclarationPtr);
+			return $this->getFQName($phpcsFile, $classDeclarationPtr, $className);
+		}
+
+		$find = array(
+			\T_NS_SEPARATOR,
+			\T_STRING,
+			\T_NAMESPACE,
+			\T_WHITESPACE,
+		);
+
+		$start = $phpcsFile->findPrevious($find, $stackPtr - 1, null, true, null, true);
+		if ($start === false || isset($tokens[($start + 1)]) === false) {
+			return '';
+		}
+
+		$start     = ($start + 1);
+		$className = $phpcsFile->getTokensAsString($start, ($stackPtr - $start));
+		$className = trim($className);
+
+		return $this->getFQName($phpcsFile, $stackPtr, $className);
+	}
+
+
+	/**
+	 * Get the Fully Qualified name for a class/function/constant etc.
+	 *
+	 * Checks if a class/function/constant name is already fully qualified and
+	 * if not, enrich it with the relevant namespace information.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the token.
+	 * @param string                $name      The class / function / constant name.
+	 *
+	 * @return string
+	 */
+	public function getFQName(File $phpcsFile, $stackPtr, $name)
+	{
+		if (strpos($name, '\\') === 0) {
+			// Already fully qualified.
+			return $name;
+		}
+
+		// Remove the namespace keyword if used.
+		if (strpos($name, 'namespace\\') === 0) {
+			$name = substr($name, 10);
+		}
+
+		$namespace = $this->determineNamespace($phpcsFile, $stackPtr);
+
+		if ($namespace === '') {
+			return '\\' . $name;
+		} else {
+			return '\\' . $namespace . '\\' . $name;
+		}
+	}
+
+
+	/**
+	 * Is the class/function/constant name namespaced or global ?
+	 *
+	 * @param string $FQName Fully Qualified name of a class, function etc.
+	 *                       I.e. should always start with a `\`.
+	 *
+	 * @return bool True if namespaced, false if global.
+	 */
+	public function isNamespaced($FQName)
+	{
+		if (strpos($FQName, '\\') !== 0) {
+			throw new PHPCS_Exception('$FQName must be a fully qualified name');
+		}
+
+		return (strpos(substr($FQName, 1), '\\') !== false);
+	}
+
+
+	/**
+	 * Determine the namespace name an arbitrary token lives in.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
+	 * @param int                   $stackPtr  The token position for which to determine the namespace.
+	 *
+	 * @return string Namespace name or empty string if it couldn't be determined or no namespace applies.
+	 */
+	public function determineNamespace(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return '';
+		}
+
+		// Check for scoped namespace {}.
+		if (empty($tokens[$stackPtr]['conditions']) === false) {
+			$namespacePtr = $phpcsFile->getCondition($stackPtr, \T_NAMESPACE);
+			if ($namespacePtr !== false) {
+				$namespace = $this->getDeclaredNamespaceName($phpcsFile, $namespacePtr);
+				if ($namespace !== false) {
+					return $namespace;
+				}
+
+				// We are in a scoped namespace, but couldn't determine the name. Searching for a global namespace is futile.
+				return '';
+			}
+		}
+
+		/*
          * Not in a scoped namespace, so let's see if we can find a non-scoped namespace instead.
          * Keeping in mind that:
          * - there can be multiple non-scoped namespaces in a file (bad practice, but it happens).
          * - the namespace keyword can also be used as part of a function/method call and such.
          * - that a non-named namespace resolves to the global namespace.
          */
-        $previousNSToken = $stackPtr;
-        $namespace       = false;
-        do {
-            $previousNSToken = $phpcsFile->findPrevious(\T_NAMESPACE, ($previousNSToken - 1));
-
-            // Stop if we encounter a scoped namespace declaration as we already know we're not in one.
-            if (empty($tokens[$previousNSToken]['scope_condition']) === false && $tokens[$previousNSToken]['scope_condition'] === $previousNSToken) {
-                break;
-            }
-
-            $namespace = $this->getDeclaredNamespaceName($phpcsFile, $previousNSToken);
-
-        } while ($namespace === false && $previousNSToken !== false);
-
-        // If we still haven't got a namespace, return an empty string.
-        if ($namespace === false) {
-            return '';
-        } else {
-            return $namespace;
-        }
-    }
-
-    /**
-     * Get the complete namespace name for a namespace declaration.
-     *
-     * For hierarchical namespaces, the name will be composed of several tokens,
-     * i.e. MyProject\Sub\Level which will be returned together as one string.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
-     * @param int|bool              $stackPtr  The position of a T_NAMESPACE token.
-     *
-     * @return string|false Namespace name or false if not a namespace declaration.
-     *                      Namespace name can be an empty string for global namespace declaration.
-     */
-    public function getDeclaredNamespaceName(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if ($stackPtr === false || isset($tokens[$stackPtr]) === false) {
-            return false;
-        }
-
-        if ($tokens[$stackPtr]['code'] !== \T_NAMESPACE) {
-            return false;
-        }
-
-        if ($tokens[($stackPtr + 1)]['code'] === \T_NS_SEPARATOR) {
-            // Not a namespace declaration, but use of, i.e. namespace\someFunction();
-            return false;
-        }
-
-        $nextToken = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true, null, true);
-        if ($tokens[$nextToken]['code'] === \T_OPEN_CURLY_BRACKET) {
-            // Declaration for global namespace when using multiple namespaces in a file.
-            // I.e.: namespace {}
-            return '';
-        }
-
-        // Ok, this should be a namespace declaration, so get all the parts together.
-        $validTokens = array(
-            \T_STRING       => true,
-            \T_NS_SEPARATOR => true,
-            \T_WHITESPACE   => true,
-        );
-
-        $namespaceName = '';
-        while (isset($validTokens[$tokens[$nextToken]['code']]) === true) {
-            $namespaceName .= trim($tokens[$nextToken]['content']);
-            $nextToken++;
-        }
-
-        return $namespaceName;
-    }
-
-
-    /**
-     * Get the stack pointer for a return type token for a given function.
-     *
-     * Compatible layer for older PHPCS versions which don't recognize
-     * return type hints correctly.
-     *
-     * Expects to be passed T_RETURN_TYPE, T_FUNCTION or T_CLOSURE token.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the token.
-     *
-     * @return int|false Stack pointer to the return type token or false if
-     *                   no return type was found or the passed token was
-     *                   not of the correct type.
-     */
-    public function getReturnTypeHintToken(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        if (\defined('T_RETURN_TYPE') && $tokens[$stackPtr]['code'] === \T_RETURN_TYPE) {
-            return $stackPtr;
-        }
-
-        if ($tokens[$stackPtr]['code'] !== \T_FUNCTION && $tokens[$stackPtr]['code'] !== \T_CLOSURE) {
-            return false;
-        }
-
-        if (isset($tokens[$stackPtr]['parenthesis_closer']) === false) {
-            return false;
-        }
-
-        // Allow for interface and abstract method declarations.
-        $endOfFunctionDeclaration = null;
-        if (isset($tokens[$stackPtr]['scope_opener'])) {
-            $endOfFunctionDeclaration = $tokens[$stackPtr]['scope_opener'];
-        } else {
-            $nextSemiColon = $phpcsFile->findNext(\T_SEMICOLON, ($tokens[$stackPtr]['parenthesis_closer'] + 1), null, false, null, true);
-            if ($nextSemiColon !== false) {
-                $endOfFunctionDeclaration = $nextSemiColon;
-            }
-        }
-
-        if (isset($endOfFunctionDeclaration) === false) {
-            return false;
-        }
-
-        $hasColon = $phpcsFile->findNext(
-            array(\T_COLON, \T_INLINE_ELSE),
-            ($tokens[$stackPtr]['parenthesis_closer'] + 1),
-            $endOfFunctionDeclaration
-        );
-        if ($hasColon === false) {
-            return false;
-        }
-
-        /*
+		$previousNSToken = $stackPtr;
+		$namespace       = false;
+		do {
+			$previousNSToken = $phpcsFile->findPrevious(\T_NAMESPACE, ($previousNSToken - 1));
+
+			// Stop if we encounter a scoped namespace declaration as we already know we're not in one.
+			if (empty($tokens[$previousNSToken]['scope_condition']) === false && $tokens[$previousNSToken]['scope_condition'] === $previousNSToken) {
+				break;
+			}
+
+			$namespace = $this->getDeclaredNamespaceName($phpcsFile, $previousNSToken);
+
+		} while ($namespace === false && $previousNSToken !== false);
+
+		// If we still haven't got a namespace, return an empty string.
+		if ($namespace === false) {
+			return '';
+		} else {
+			return $namespace;
+		}
+	}
+
+	/**
+	 * Get the complete namespace name for a namespace declaration.
+	 *
+	 * For hierarchical namespaces, the name will be composed of several tokens,
+	 * i.e. MyProject\Sub\Level which will be returned together as one string.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
+	 * @param int|bool              $stackPtr  The position of a T_NAMESPACE token.
+	 *
+	 * @return string|false Namespace name or false if not a namespace declaration.
+	 *                      Namespace name can be an empty string for global namespace declaration.
+	 */
+	public function getDeclaredNamespaceName(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if ($stackPtr === false || isset($tokens[$stackPtr]) === false) {
+			return false;
+		}
+
+		if ($tokens[$stackPtr]['code'] !== \T_NAMESPACE) {
+			return false;
+		}
+
+		if ($tokens[($stackPtr + 1)]['code'] === \T_NS_SEPARATOR) {
+			// Not a namespace declaration, but use of, i.e. namespace\someFunction();
+			return false;
+		}
+
+		$nextToken = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true, null, true);
+		if ($tokens[$nextToken]['code'] === \T_OPEN_CURLY_BRACKET) {
+			// Declaration for global namespace when using multiple namespaces in a file.
+			// I.e.: namespace {}
+			return '';
+		}
+
+		// Ok, this should be a namespace declaration, so get all the parts together.
+		$validTokens = array(
+			\T_STRING       => true,
+			\T_NS_SEPARATOR => true,
+			\T_WHITESPACE   => true,
+		);
+
+		$namespaceName = '';
+		while (isset($validTokens[$tokens[$nextToken]['code']]) === true) {
+			$namespaceName .= trim($tokens[$nextToken]['content']);
+			$nextToken++;
+		}
+
+		return $namespaceName;
+	}
+
+
+	/**
+	 * Get the stack pointer for a return type token for a given function.
+	 *
+	 * Compatible layer for older PHPCS versions which don't recognize
+	 * return type hints correctly.
+	 *
+	 * Expects to be passed T_RETURN_TYPE, T_FUNCTION or T_CLOSURE token.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the token.
+	 *
+	 * @return int|false Stack pointer to the return type token or false if
+	 *                   no return type was found or the passed token was
+	 *                   not of the correct type.
+	 */
+	public function getReturnTypeHintToken(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		if (\defined('T_RETURN_TYPE') && $tokens[$stackPtr]['code'] === \T_RETURN_TYPE) {
+			return $stackPtr;
+		}
+
+		if ($tokens[$stackPtr]['code'] !== \T_FUNCTION && $tokens[$stackPtr]['code'] !== \T_CLOSURE) {
+			return false;
+		}
+
+		if (isset($tokens[$stackPtr]['parenthesis_closer']) === false) {
+			return false;
+		}
+
+		// Allow for interface and abstract method declarations.
+		$endOfFunctionDeclaration = null;
+		if (isset($tokens[$stackPtr]['scope_opener'])) {
+			$endOfFunctionDeclaration = $tokens[$stackPtr]['scope_opener'];
+		} else {
+			$nextSemiColon = $phpcsFile->findNext(\T_SEMICOLON, ($tokens[$stackPtr]['parenthesis_closer'] + 1), null, false, null, true);
+			if ($nextSemiColon !== false) {
+				$endOfFunctionDeclaration = $nextSemiColon;
+			}
+		}
+
+		if (isset($endOfFunctionDeclaration) === false) {
+			return false;
+		}
+
+		$hasColon = $phpcsFile->findNext(
+			array(\T_COLON, \T_INLINE_ELSE),
+			($tokens[$stackPtr]['parenthesis_closer'] + 1),
+			$endOfFunctionDeclaration
+		);
+		if ($hasColon === false) {
+			return false;
+		}
+
+		/*
          * - `self`, `parent` and `callable` are not being recognized as return types in PHPCS < 2.6.0.
          * - Return types are not recognized at all in PHPCS < 2.4.0.
          * - The T_RETURN_TYPE token is defined, but no longer in use since PHPCS 3.3.0+.
@@ -988,1107 +988,1107 @@ 
          *   to prevent confusing sniffs looking for array declarations.
          *   As of PHPCS 3.3.0 `array` as a type declaration will be tokenized as `T_STRING`.
          */
-        $unrecognizedTypes = array(
-            \T_CALLABLE,
-            \T_SELF,
-            \T_PARENT,
-            \T_ARRAY, // PHPCS < 2.4.0.
-            \T_STRING,
-        );
-
-        return $phpcsFile->findPrevious($unrecognizedTypes, ($endOfFunctionDeclaration - 1), $hasColon);
-    }
-
-
-    /**
-     * Get the complete return type declaration for a given function.
-     *
-     * Cross-version compatible way to retrieve the complete return type declaration.
-     *
-     * For a classname-based return type, PHPCS, as well as the Sniff::getReturnTypeHintToken()
-     * method will mark the classname as the return type token.
-     * This method will find preceeding namespaces and namespace separators and will return a
-     * string containing the qualified return type declaration.
-     *
-     * Expects to be passed a T_RETURN_TYPE token or the return value from a call to
-     * the Sniff::getReturnTypeHintToken() method.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the return type token.
-     *
-     * @return string|false The name of the return type token.
-     */
-    public function getReturnTypeHintName(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // In older PHPCS versions, the nullable indicator will turn a return type colon into a T_INLINE_ELSE.
-        $colon = $phpcsFile->findPrevious(array(\T_COLON, \T_INLINE_ELSE, \T_FUNCTION, \T_CLOSE_PARENTHESIS), ($stackPtr - 1));
-        if ($colon === false
-            || ($tokens[$colon]['code'] !== \T_COLON && $tokens[$colon]['code'] !== \T_INLINE_ELSE)
-        ) {
-            // Shouldn't happen, just in case.
-            return;
-        }
-
-        $returnTypeHint = '';
-        for ($i = ($colon + 1); $i <= $stackPtr; $i++) {
-            // As of PHPCS 3.3.0+, all tokens are tokenized as "normal", so T_CALLABLE, T_SELF etc are
-            // all possible, just exclude anything that's regarded as empty and the nullable indicator.
-            if (isset(Tokens::$emptyTokens[$tokens[$i]['code']])) {
-                continue;
-            }
-
-            if ($tokens[$i]['type'] === 'T_NULLABLE') {
-                continue;
-            }
-
-            if (\defined('T_NULLABLE') === false && $tokens[$i]['code'] === \T_INLINE_THEN) {
-                // Old PHPCS.
-                continue;
-            }
-
-            $returnTypeHint .= $tokens[$i]['content'];
-        }
-
-        return $returnTypeHint;
-    }
-
-
-    /**
-     * Check whether a T_VARIABLE token is a class property declaration.
-     *
-     * Compatibility layer for PHPCS cross-version compatibility
-     * as PHPCS 2.4.0 - 2.7.1 does not have good enough support for
-     * anonymous classes. Along the same lines, the`getMemberProperties()`
-     * method does not support the `var` prefix.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
-     * @param int                   $stackPtr  The position in the stack of the
-     *                                         T_VARIABLE token to verify.
-     *
-     * @return bool
-     */
-    public function isClassProperty(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        if (isset($tokens[$stackPtr]) === false || $tokens[$stackPtr]['code'] !== \T_VARIABLE) {
-            return false;
-        }
-
-        // Note: interfaces can not declare properties.
-        $validScopes = array(
-            'T_CLASS'      => true,
-            'T_ANON_CLASS' => true,
-            'T_TRAIT'      => true,
-        );
-
-        $scopePtr = $this->validDirectScope($phpcsFile, $stackPtr, $validScopes);
-        if ($scopePtr !== false) {
-            // Make sure it's not a method parameter.
-            if (empty($tokens[$stackPtr]['nested_parenthesis']) === true) {
-                return true;
-            } else {
-                $parenthesis = array_keys($tokens[$stackPtr]['nested_parenthesis']);
-                $deepestOpen = array_pop($parenthesis);
-                if ($deepestOpen < $scopePtr
-                    || isset($tokens[$deepestOpen]['parenthesis_owner']) === false
-                    || $tokens[$tokens[$deepestOpen]['parenthesis_owner']]['code'] !== \T_FUNCTION
-                ) {
-                    return true;
-                }
-            }
-        }
-
-        return false;
-    }
-
-
-    /**
-     * Check whether a T_CONST token is a class constant declaration.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
-     * @param int                   $stackPtr  The position in the stack of the
-     *                                         T_CONST token to verify.
-     *
-     * @return bool
-     */
-    public function isClassConstant(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        if (isset($tokens[$stackPtr]) === false || $tokens[$stackPtr]['code'] !== \T_CONST) {
-            return false;
-        }
-
-        // Note: traits can not declare constants.
-        $validScopes = array(
-            'T_CLASS'      => true,
-            'T_ANON_CLASS' => true,
-            'T_INTERFACE'  => true,
-        );
-        if ($this->validDirectScope($phpcsFile, $stackPtr, $validScopes) !== false) {
-            return true;
-        }
-
-        return false;
-    }
-
-
-    /**
-     * Check whether the direct wrapping scope of a token is within a limited set of
-     * acceptable tokens.
-     *
-     * Used to check, for instance, if a T_CONST is a class constant.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile   Instance of phpcsFile.
-     * @param int                   $stackPtr    The position in the stack of the
-     *                                           token to verify.
-     * @param array                 $validScopes Array of token types.
-     *                                           Keys should be the token types in string
-     *                                           format to allow for newer token types.
-     *                                           Value is irrelevant.
-     *
-     * @return int|bool StackPtr to the scope if valid, false otherwise.
-     */
-    protected function validDirectScope(File $phpcsFile, $stackPtr, $validScopes)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        if (empty($tokens[$stackPtr]['conditions']) === true) {
-            return false;
-        }
-
-        /*
+		$unrecognizedTypes = array(
+			\T_CALLABLE,
+			\T_SELF,
+			\T_PARENT,
+			\T_ARRAY, // PHPCS < 2.4.0.
+			\T_STRING,
+		);
+
+		return $phpcsFile->findPrevious($unrecognizedTypes, ($endOfFunctionDeclaration - 1), $hasColon);
+	}
+
+
+	/**
+	 * Get the complete return type declaration for a given function.
+	 *
+	 * Cross-version compatible way to retrieve the complete return type declaration.
+	 *
+	 * For a classname-based return type, PHPCS, as well as the Sniff::getReturnTypeHintToken()
+	 * method will mark the classname as the return type token.
+	 * This method will find preceeding namespaces and namespace separators and will return a
+	 * string containing the qualified return type declaration.
+	 *
+	 * Expects to be passed a T_RETURN_TYPE token or the return value from a call to
+	 * the Sniff::getReturnTypeHintToken() method.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the return type token.
+	 *
+	 * @return string|false The name of the return type token.
+	 */
+	public function getReturnTypeHintName(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// In older PHPCS versions, the nullable indicator will turn a return type colon into a T_INLINE_ELSE.
+		$colon = $phpcsFile->findPrevious(array(\T_COLON, \T_INLINE_ELSE, \T_FUNCTION, \T_CLOSE_PARENTHESIS), ($stackPtr - 1));
+		if ($colon === false
+			|| ($tokens[$colon]['code'] !== \T_COLON && $tokens[$colon]['code'] !== \T_INLINE_ELSE)
+		) {
+			// Shouldn't happen, just in case.
+			return;
+		}
+
+		$returnTypeHint = '';
+		for ($i = ($colon + 1); $i <= $stackPtr; $i++) {
+			// As of PHPCS 3.3.0+, all tokens are tokenized as "normal", so T_CALLABLE, T_SELF etc are
+			// all possible, just exclude anything that's regarded as empty and the nullable indicator.
+			if (isset(Tokens::$emptyTokens[$tokens[$i]['code']])) {
+				continue;
+			}
+
+			if ($tokens[$i]['type'] === 'T_NULLABLE') {
+				continue;
+			}
+
+			if (\defined('T_NULLABLE') === false && $tokens[$i]['code'] === \T_INLINE_THEN) {
+				// Old PHPCS.
+				continue;
+			}
+
+			$returnTypeHint .= $tokens[$i]['content'];
+		}
+
+		return $returnTypeHint;
+	}
+
+
+	/**
+	 * Check whether a T_VARIABLE token is a class property declaration.
+	 *
+	 * Compatibility layer for PHPCS cross-version compatibility
+	 * as PHPCS 2.4.0 - 2.7.1 does not have good enough support for
+	 * anonymous classes. Along the same lines, the`getMemberProperties()`
+	 * method does not support the `var` prefix.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
+	 * @param int                   $stackPtr  The position in the stack of the
+	 *                                         T_VARIABLE token to verify.
+	 *
+	 * @return bool
+	 */
+	public function isClassProperty(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		if (isset($tokens[$stackPtr]) === false || $tokens[$stackPtr]['code'] !== \T_VARIABLE) {
+			return false;
+		}
+
+		// Note: interfaces can not declare properties.
+		$validScopes = array(
+			'T_CLASS'      => true,
+			'T_ANON_CLASS' => true,
+			'T_TRAIT'      => true,
+		);
+
+		$scopePtr = $this->validDirectScope($phpcsFile, $stackPtr, $validScopes);
+		if ($scopePtr !== false) {
+			// Make sure it's not a method parameter.
+			if (empty($tokens[$stackPtr]['nested_parenthesis']) === true) {
+				return true;
+			} else {
+				$parenthesis = array_keys($tokens[$stackPtr]['nested_parenthesis']);
+				$deepestOpen = array_pop($parenthesis);
+				if ($deepestOpen < $scopePtr
+					|| isset($tokens[$deepestOpen]['parenthesis_owner']) === false
+					|| $tokens[$tokens[$deepestOpen]['parenthesis_owner']]['code'] !== \T_FUNCTION
+				) {
+					return true;
+				}
+			}
+		}
+
+		return false;
+	}
+
+
+	/**
+	 * Check whether a T_CONST token is a class constant declaration.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
+	 * @param int                   $stackPtr  The position in the stack of the
+	 *                                         T_CONST token to verify.
+	 *
+	 * @return bool
+	 */
+	public function isClassConstant(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		if (isset($tokens[$stackPtr]) === false || $tokens[$stackPtr]['code'] !== \T_CONST) {
+			return false;
+		}
+
+		// Note: traits can not declare constants.
+		$validScopes = array(
+			'T_CLASS'      => true,
+			'T_ANON_CLASS' => true,
+			'T_INTERFACE'  => true,
+		);
+		if ($this->validDirectScope($phpcsFile, $stackPtr, $validScopes) !== false) {
+			return true;
+		}
+
+		return false;
+	}
+
+
+	/**
+	 * Check whether the direct wrapping scope of a token is within a limited set of
+	 * acceptable tokens.
+	 *
+	 * Used to check, for instance, if a T_CONST is a class constant.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile   Instance of phpcsFile.
+	 * @param int                   $stackPtr    The position in the stack of the
+	 *                                           token to verify.
+	 * @param array                 $validScopes Array of token types.
+	 *                                           Keys should be the token types in string
+	 *                                           format to allow for newer token types.
+	 *                                           Value is irrelevant.
+	 *
+	 * @return int|bool StackPtr to the scope if valid, false otherwise.
+	 */
+	protected function validDirectScope(File $phpcsFile, $stackPtr, $validScopes)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		if (empty($tokens[$stackPtr]['conditions']) === true) {
+			return false;
+		}
+
+		/*
          * Check only the direct wrapping scope of the token.
          */
-        $conditions = array_keys($tokens[$stackPtr]['conditions']);
-        $ptr        = array_pop($conditions);
-
-        if (isset($tokens[$ptr]) === false) {
-            return false;
-        }
-
-        if (isset($validScopes[$tokens[$ptr]['type']]) === true) {
-            return $ptr;
-        }
-
-        return false;
-    }
-
-
-    /**
-     * Get an array of just the type hints from a function declaration.
-     *
-     * Expects to be passed T_FUNCTION or T_CLOSURE token.
-     *
-     * Strips potential nullable indicator and potential global namespace
-     * indicator from the type hints before returning them.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the token.
-     *
-     * @return array Array with type hints or an empty array if
-     *               - the function does not have any parameters
-     *               - no type hints were found
-     *               - or the passed token was not of the correct type.
-     */
-    public function getTypeHintsFromFunctionDeclaration(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        if ($tokens[$stackPtr]['code'] !== \T_FUNCTION && $tokens[$stackPtr]['code'] !== \T_CLOSURE) {
-            return array();
-        }
-
-        $parameters = PHPCSHelper::getMethodParameters($phpcsFile, $stackPtr);
-        if (empty($parameters) || \is_array($parameters) === false) {
-            return array();
-        }
-
-        $typeHints = array();
-
-        foreach ($parameters as $param) {
-            if ($param['type_hint'] === '') {
-                continue;
-            }
-
-            // Strip off potential nullable indication.
-            $typeHint = ltrim($param['type_hint'], '?');
-
-            // Strip off potential (global) namespace indication.
-            $typeHint = ltrim($typeHint, '\\');
-
-            if ($typeHint !== '') {
-                $typeHints[] = $typeHint;
-            }
-        }
-
-        return $typeHints;
-    }
-
-
-    /**
-     * Get the hash algorithm name from the parameter in a hash function call.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
-     * @param int                   $stackPtr  The position of the T_STRING function token.
-     *
-     * @return string|false The algorithm name without quotes if this was a relevant hash
-     *                      function call or false if it was not.
-     */
-    public function getHashAlgorithmParameter(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return false;
-        }
-
-        if ($tokens[$stackPtr]['code'] !== \T_STRING) {
-            return false;
-        }
-
-        $functionName   = $tokens[$stackPtr]['content'];
-        $functionNameLc = strtolower($functionName);
-
-        // Bow out if not one of the functions we're targetting.
-        if (isset($this->hashAlgoFunctions[$functionNameLc]) === false) {
-            return false;
-        }
-
-        // Get the parameter from the function call which should contain the algorithm name.
-        $algoParam = $this->getFunctionCallParameter($phpcsFile, $stackPtr, $this->hashAlgoFunctions[$functionNameLc]);
-        if ($algoParam === false) {
-            return false;
-        }
-
-        // Algorithm is a text string, so we need to remove the quotes.
-        $algo = strtolower(trim($algoParam['raw']));
-        $algo = $this->stripQuotes($algo);
-
-        return $algo;
-    }
-
-
-    /**
-     * Determine whether an arbitrary T_STRING token is the use of a global constant.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the function call token.
-     *
-     * @return bool
-     */
-    public function isUseOfGlobalConstant(File $phpcsFile, $stackPtr)
-    {
-        static $isLowPHPCS, $isLowPHP;
-
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return false;
-        }
-
-        // Is this one of the tokens this function handles ?
-        if ($tokens[$stackPtr]['code'] !== \T_STRING) {
-            return false;
-        }
-
-        // Check for older PHP, PHPCS version so we can compensate for misidentified tokens.
-        if (isset($isLowPHPCS, $isLowPHP) === false) {
-            $isLowPHP   = false;
-            $isLowPHPCS = false;
-            if (version_compare(\PHP_VERSION_ID, '50400', '<')) {
-                $isLowPHP   = true;
-                $isLowPHPCS = version_compare(PHPCSHelper::getVersion(), '2.4.0', '<');
-            }
-        }
-
-        $next = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true);
-        if ($next !== false
-            && ($tokens[$next]['code'] === \T_OPEN_PARENTHESIS
-                || $tokens[$next]['code'] === \T_DOUBLE_COLON)
-        ) {
-            // Function call or declaration.
-            return false;
-        }
-
-        // Array of tokens which if found preceding the $stackPtr indicate that a T_STRING is not a global constant.
-        $tokensToIgnore = array(
-            'T_NAMESPACE'       => true,
-            'T_USE'             => true,
-            'T_CLASS'           => true,
-            'T_TRAIT'           => true,
-            'T_INTERFACE'       => true,
-            'T_EXTENDS'         => true,
-            'T_IMPLEMENTS'      => true,
-            'T_NEW'             => true,
-            'T_FUNCTION'        => true,
-            'T_DOUBLE_COLON'    => true,
-            'T_OBJECT_OPERATOR' => true,
-            'T_INSTANCEOF'      => true,
-            'T_INSTEADOF'       => true,
-            'T_GOTO'            => true,
-            'T_AS'              => true,
-            'T_PUBLIC'          => true,
-            'T_PROTECTED'       => true,
-            'T_PRIVATE'         => true,
-        );
-
-        $prev = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($stackPtr - 1), null, true);
-        if ($prev !== false
-            && (isset($tokensToIgnore[$tokens[$prev]['type']]) === true
-                || ($tokens[$prev]['code'] === \T_STRING
-                    && (($isLowPHPCS === true
-                        && $tokens[$prev]['content'] === 'trait')
-                    || ($isLowPHP === true
-                        && $tokens[$prev]['content'] === 'insteadof'))))
-        ) {
-            // Not the use of a constant.
-            return false;
-        }
-
-        if ($prev !== false
-            && $tokens[$prev]['code'] === \T_NS_SEPARATOR
-            && $tokens[($prev - 1)]['code'] === \T_STRING
-        ) {
-            // Namespaced constant of the same name.
-            return false;
-        }
-
-        if ($prev !== false
-            && $tokens[$prev]['code'] === \T_CONST
-            && $this->isClassConstant($phpcsFile, $prev) === true
-        ) {
-            // Class constant declaration of the same name.
-            return false;
-        }
-
-        /*
+		$conditions = array_keys($tokens[$stackPtr]['conditions']);
+		$ptr        = array_pop($conditions);
+
+		if (isset($tokens[$ptr]) === false) {
+			return false;
+		}
+
+		if (isset($validScopes[$tokens[$ptr]['type']]) === true) {
+			return $ptr;
+		}
+
+		return false;
+	}
+
+
+	/**
+	 * Get an array of just the type hints from a function declaration.
+	 *
+	 * Expects to be passed T_FUNCTION or T_CLOSURE token.
+	 *
+	 * Strips potential nullable indicator and potential global namespace
+	 * indicator from the type hints before returning them.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the token.
+	 *
+	 * @return array Array with type hints or an empty array if
+	 *               - the function does not have any parameters
+	 *               - no type hints were found
+	 *               - or the passed token was not of the correct type.
+	 */
+	public function getTypeHintsFromFunctionDeclaration(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		if ($tokens[$stackPtr]['code'] !== \T_FUNCTION && $tokens[$stackPtr]['code'] !== \T_CLOSURE) {
+			return array();
+		}
+
+		$parameters = PHPCSHelper::getMethodParameters($phpcsFile, $stackPtr);
+		if (empty($parameters) || \is_array($parameters) === false) {
+			return array();
+		}
+
+		$typeHints = array();
+
+		foreach ($parameters as $param) {
+			if ($param['type_hint'] === '') {
+				continue;
+			}
+
+			// Strip off potential nullable indication.
+			$typeHint = ltrim($param['type_hint'], '?');
+
+			// Strip off potential (global) namespace indication.
+			$typeHint = ltrim($typeHint, '\\');
+
+			if ($typeHint !== '') {
+				$typeHints[] = $typeHint;
+			}
+		}
+
+		return $typeHints;
+	}
+
+
+	/**
+	 * Get the hash algorithm name from the parameter in a hash function call.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile Instance of phpcsFile.
+	 * @param int                   $stackPtr  The position of the T_STRING function token.
+	 *
+	 * @return string|false The algorithm name without quotes if this was a relevant hash
+	 *                      function call or false if it was not.
+	 */
+	public function getHashAlgorithmParameter(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return false;
+		}
+
+		if ($tokens[$stackPtr]['code'] !== \T_STRING) {
+			return false;
+		}
+
+		$functionName   = $tokens[$stackPtr]['content'];
+		$functionNameLc = strtolower($functionName);
+
+		// Bow out if not one of the functions we're targetting.
+		if (isset($this->hashAlgoFunctions[$functionNameLc]) === false) {
+			return false;
+		}
+
+		// Get the parameter from the function call which should contain the algorithm name.
+		$algoParam = $this->getFunctionCallParameter($phpcsFile, $stackPtr, $this->hashAlgoFunctions[$functionNameLc]);
+		if ($algoParam === false) {
+			return false;
+		}
+
+		// Algorithm is a text string, so we need to remove the quotes.
+		$algo = strtolower(trim($algoParam['raw']));
+		$algo = $this->stripQuotes($algo);
+
+		return $algo;
+	}
+
+
+	/**
+	 * Determine whether an arbitrary T_STRING token is the use of a global constant.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the function call token.
+	 *
+	 * @return bool
+	 */
+	public function isUseOfGlobalConstant(File $phpcsFile, $stackPtr)
+	{
+		static $isLowPHPCS, $isLowPHP;
+
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return false;
+		}
+
+		// Is this one of the tokens this function handles ?
+		if ($tokens[$stackPtr]['code'] !== \T_STRING) {
+			return false;
+		}
+
+		// Check for older PHP, PHPCS version so we can compensate for misidentified tokens.
+		if (isset($isLowPHPCS, $isLowPHP) === false) {
+			$isLowPHP   = false;
+			$isLowPHPCS = false;
+			if (version_compare(\PHP_VERSION_ID, '50400', '<')) {
+				$isLowPHP   = true;
+				$isLowPHPCS = version_compare(PHPCSHelper::getVersion(), '2.4.0', '<');
+			}
+		}
+
+		$next = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true);
+		if ($next !== false
+			&& ($tokens[$next]['code'] === \T_OPEN_PARENTHESIS
+				|| $tokens[$next]['code'] === \T_DOUBLE_COLON)
+		) {
+			// Function call or declaration.
+			return false;
+		}
+
+		// Array of tokens which if found preceding the $stackPtr indicate that a T_STRING is not a global constant.
+		$tokensToIgnore = array(
+			'T_NAMESPACE'       => true,
+			'T_USE'             => true,
+			'T_CLASS'           => true,
+			'T_TRAIT'           => true,
+			'T_INTERFACE'       => true,
+			'T_EXTENDS'         => true,
+			'T_IMPLEMENTS'      => true,
+			'T_NEW'             => true,
+			'T_FUNCTION'        => true,
+			'T_DOUBLE_COLON'    => true,
+			'T_OBJECT_OPERATOR' => true,
+			'T_INSTANCEOF'      => true,
+			'T_INSTEADOF'       => true,
+			'T_GOTO'            => true,
+			'T_AS'              => true,
+			'T_PUBLIC'          => true,
+			'T_PROTECTED'       => true,
+			'T_PRIVATE'         => true,
+		);
+
+		$prev = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($stackPtr - 1), null, true);
+		if ($prev !== false
+			&& (isset($tokensToIgnore[$tokens[$prev]['type']]) === true
+				|| ($tokens[$prev]['code'] === \T_STRING
+					&& (($isLowPHPCS === true
+						&& $tokens[$prev]['content'] === 'trait')
+					|| ($isLowPHP === true
+						&& $tokens[$prev]['content'] === 'insteadof'))))
+		) {
+			// Not the use of a constant.
+			return false;
+		}
+
+		if ($prev !== false
+			&& $tokens[$prev]['code'] === \T_NS_SEPARATOR
+			&& $tokens[($prev - 1)]['code'] === \T_STRING
+		) {
+			// Namespaced constant of the same name.
+			return false;
+		}
+
+		if ($prev !== false
+			&& $tokens[$prev]['code'] === \T_CONST
+			&& $this->isClassConstant($phpcsFile, $prev) === true
+		) {
+			// Class constant declaration of the same name.
+			return false;
+		}
+
+		/*
          * Deal with a number of variations of use statements.
          */
-        for ($i = $stackPtr; $i > 0; $i--) {
-            if ($tokens[$i]['line'] !== $tokens[$stackPtr]['line']) {
-                break;
-            }
-        }
-
-        $firstOnLine = $phpcsFile->findNext(Tokens::$emptyTokens, ($i + 1), null, true);
-        if ($firstOnLine !== false && $tokens[$firstOnLine]['code'] === \T_USE) {
-            $nextOnLine = $phpcsFile->findNext(Tokens::$emptyTokens, ($firstOnLine + 1), null, true);
-            if ($nextOnLine !== false) {
-                if (($tokens[$nextOnLine]['code'] === \T_STRING && $tokens[$nextOnLine]['content'] === 'const')
-                    || $tokens[$nextOnLine]['code'] === \T_CONST // Happens in some PHPCS versions.
-                ) {
-                    $hasNsSep = $phpcsFile->findNext(\T_NS_SEPARATOR, ($nextOnLine + 1), $stackPtr);
-                    if ($hasNsSep !== false) {
-                        // Namespaced const (group) use statement.
-                        return false;
-                    }
-                } else {
-                    // Not a const use statement.
-                    return false;
-                }
-            }
-        }
-
-        return true;
-    }
-
-
-    /**
-     * Determine whether the tokens between $start and $end together form a positive number
-     * as recognized by PHP.
-     *
-     * The outcome of this function is reliable for `true`, `false` should be regarded as
-     * "undetermined".
-     *
-     * Note: Zero is *not* regarded as a positive number.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
-     * @param int                   $start       Start of the snippet (inclusive), i.e. this
-     *                                           token will be examined as part of the snippet.
-     * @param int                   $end         End of the snippet (inclusive), i.e. this
-     *                                           token will be examined as part of the snippet.
-     * @param bool                  $allowFloats Whether to only consider integers, or also floats.
-     *
-     * @return bool True if PHP would evaluate the snippet as a positive number.
-     *              False if not or if it could not be reliably determined
-     *              (variable or calculations and such).
-     */
-    public function isPositiveNumber(File $phpcsFile, $start, $end, $allowFloats = false)
-    {
-        $number = $this->isNumber($phpcsFile, $start, $end, $allowFloats);
-
-        if ($number === false) {
-            return false;
-        }
-
-        return ($number > 0);
-    }
-
-
-    /**
-     * Determine whether the tokens between $start and $end together form a negative number
-     * as recognized by PHP.
-     *
-     * The outcome of this function is reliable for `true`, `false` should be regarded as
-     * "undetermined".
-     *
-     * Note: Zero is *not* regarded as a negative number.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
-     * @param int                   $start       Start of the snippet (inclusive), i.e. this
-     *                                           token will be examined as part of the snippet.
-     * @param int                   $end         End of the snippet (inclusive), i.e. this
-     *                                           token will be examined as part of the snippet.
-     * @param bool                  $allowFloats Whether to only consider integers, or also floats.
-     *
-     * @return bool True if PHP would evaluate the snippet as a negative number.
-     *              False if not or if it could not be reliably determined
-     *              (variable or calculations and such).
-     */
-    public function isNegativeNumber(File $phpcsFile, $start, $end, $allowFloats = false)
-    {
-        $number = $this->isNumber($phpcsFile, $start, $end, $allowFloats);
-
-        if ($number === false) {
-            return false;
-        }
-
-        return ($number < 0);
-    }
-
-    /**
-     * Determine whether the tokens between $start and $end together form a number
-     * as recognized by PHP.
-     *
-     * The outcome of this function is reliable for "true-ish" values, `false` should
-     * be regarded as "undetermined".
-     *
-     * @link https://3v4l.org/npTeM
-     *
-     * Mainly intended for examining variable assignments, function call parameters, array values
-     * where the start and end of the snippet to examine is very clear.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
-     * @param int                   $start       Start of the snippet (inclusive), i.e. this
-     *                                           token will be examined as part of the snippet.
-     * @param int                   $end         End of the snippet (inclusive), i.e. this
-     *                                           token will be examined as part of the snippet.
-     * @param bool                  $allowFloats Whether to only consider integers, or also floats.
-     *
-     * @return int|float|bool The number found if PHP would evaluate the snippet as a number.
-     *                        The return type will be int if $allowFloats is false, if
-     *                        $allowFloats is true, the return type will be float.
-     *                        False will be returned when the snippet does not evaluate to a
-     *                        number or if it could not be reliably determined
-     *                        (variable or calculations and such).
-     */
-    protected function isNumber(File $phpcsFile, $start, $end, $allowFloats = false)
-    {
-        $stringTokens = Tokens::$heredocTokens + Tokens::$stringTokens;
-
-        $validTokens             = array();
-        $validTokens[\T_LNUMBER] = true;
-        $validTokens[\T_TRUE]    = true; // Evaluates to int 1.
-        $validTokens[\T_FALSE]   = true; // Evaluates to int 0.
-        $validTokens[\T_NULL]    = true; // Evaluates to int 0.
-
-        if ($allowFloats === true) {
-            $validTokens[\T_DNUMBER] = true;
-        }
-
-        $maybeValidTokens = $stringTokens + $validTokens;
-
-        $tokens         = $phpcsFile->getTokens();
-        $searchEnd      = ($end + 1);
-        $negativeNumber = false;
-
-        if (isset($tokens[$start], $tokens[$searchEnd]) === false) {
-            return false;
-        }
-
-        $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $start, $searchEnd, true);
-        while ($nextNonEmpty !== false
-            && ($tokens[$nextNonEmpty]['code'] === \T_PLUS
-            || $tokens[$nextNonEmpty]['code'] === \T_MINUS)
-        ) {
-
-            if ($tokens[$nextNonEmpty]['code'] === \T_MINUS) {
-                $negativeNumber = ($negativeNumber === false) ? true : false;
-            }
-
-            $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonEmpty + 1), $searchEnd, true);
-        }
-
-        if ($nextNonEmpty === false || isset($maybeValidTokens[$tokens[$nextNonEmpty]['code']]) === false) {
-            return false;
-        }
-
-        $content = false;
-        if ($tokens[$nextNonEmpty]['code'] === \T_LNUMBER
-            || $tokens[$nextNonEmpty]['code'] === \T_DNUMBER
-        ) {
-            $content = (float) $tokens[$nextNonEmpty]['content'];
-        } elseif ($tokens[$nextNonEmpty]['code'] === \T_TRUE) {
-            $content = 1.0;
-        } elseif ($tokens[$nextNonEmpty]['code'] === \T_FALSE
-            || $tokens[$nextNonEmpty]['code'] === \T_NULL
-        ) {
-            $content = 0.0;
-        } elseif (isset($stringTokens[$tokens[$nextNonEmpty]['code']]) === true) {
-
-            if ($tokens[$nextNonEmpty]['code'] === \T_START_HEREDOC
-                || $tokens[$nextNonEmpty]['code'] === \T_START_NOWDOC
-            ) {
-                // Skip past heredoc/nowdoc opener to the first content.
-                $firstDocToken = $phpcsFile->findNext(array(\T_HEREDOC, \T_NOWDOC), ($nextNonEmpty + 1), $searchEnd);
-                if ($firstDocToken === false) {
-                    // Live coding or parse error.
-                    return false;
-                }
-
-                $stringContent = $content = $tokens[$firstDocToken]['content'];
-
-                // Skip forward to the end in preparation for the next part of the examination.
-                $nextNonEmpty = $phpcsFile->findNext(array(\T_END_HEREDOC, \T_END_NOWDOC), ($nextNonEmpty + 1), $searchEnd);
-                if ($nextNonEmpty === false) {
-                    // Live coding or parse error.
-                    return false;
-                }
-            } else {
-                // Gather subsequent lines for a multi-line string.
-                for ($i = $nextNonEmpty; $i < $searchEnd; $i++) {
-                    if ($tokens[$i]['code'] !== $tokens[$nextNonEmpty]['code']) {
-                        break;
-                    }
-                    $content .= $tokens[$i]['content'];
-                }
-
-                $nextNonEmpty  = --$i;
-                $content       = $this->stripQuotes($content);
-                $stringContent = $content;
-            }
-
-            /*
+		for ($i = $stackPtr; $i > 0; $i--) {
+			if ($tokens[$i]['line'] !== $tokens[$stackPtr]['line']) {
+				break;
+			}
+		}
+
+		$firstOnLine = $phpcsFile->findNext(Tokens::$emptyTokens, ($i + 1), null, true);
+		if ($firstOnLine !== false && $tokens[$firstOnLine]['code'] === \T_USE) {
+			$nextOnLine = $phpcsFile->findNext(Tokens::$emptyTokens, ($firstOnLine + 1), null, true);
+			if ($nextOnLine !== false) {
+				if (($tokens[$nextOnLine]['code'] === \T_STRING && $tokens[$nextOnLine]['content'] === 'const')
+					|| $tokens[$nextOnLine]['code'] === \T_CONST // Happens in some PHPCS versions.
+				) {
+					$hasNsSep = $phpcsFile->findNext(\T_NS_SEPARATOR, ($nextOnLine + 1), $stackPtr);
+					if ($hasNsSep !== false) {
+						// Namespaced const (group) use statement.
+						return false;
+					}
+				} else {
+					// Not a const use statement.
+					return false;
+				}
+			}
+		}
+
+		return true;
+	}
+
+
+	/**
+	 * Determine whether the tokens between $start and $end together form a positive number
+	 * as recognized by PHP.
+	 *
+	 * The outcome of this function is reliable for `true`, `false` should be regarded as
+	 * "undetermined".
+	 *
+	 * Note: Zero is *not* regarded as a positive number.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
+	 * @param int                   $start       Start of the snippet (inclusive), i.e. this
+	 *                                           token will be examined as part of the snippet.
+	 * @param int                   $end         End of the snippet (inclusive), i.e. this
+	 *                                           token will be examined as part of the snippet.
+	 * @param bool                  $allowFloats Whether to only consider integers, or also floats.
+	 *
+	 * @return bool True if PHP would evaluate the snippet as a positive number.
+	 *              False if not or if it could not be reliably determined
+	 *              (variable or calculations and such).
+	 */
+	public function isPositiveNumber(File $phpcsFile, $start, $end, $allowFloats = false)
+	{
+		$number = $this->isNumber($phpcsFile, $start, $end, $allowFloats);
+
+		if ($number === false) {
+			return false;
+		}
+
+		return ($number > 0);
+	}
+
+
+	/**
+	 * Determine whether the tokens between $start and $end together form a negative number
+	 * as recognized by PHP.
+	 *
+	 * The outcome of this function is reliable for `true`, `false` should be regarded as
+	 * "undetermined".
+	 *
+	 * Note: Zero is *not* regarded as a negative number.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
+	 * @param int                   $start       Start of the snippet (inclusive), i.e. this
+	 *                                           token will be examined as part of the snippet.
+	 * @param int                   $end         End of the snippet (inclusive), i.e. this
+	 *                                           token will be examined as part of the snippet.
+	 * @param bool                  $allowFloats Whether to only consider integers, or also floats.
+	 *
+	 * @return bool True if PHP would evaluate the snippet as a negative number.
+	 *              False if not or if it could not be reliably determined
+	 *              (variable or calculations and such).
+	 */
+	public function isNegativeNumber(File $phpcsFile, $start, $end, $allowFloats = false)
+	{
+		$number = $this->isNumber($phpcsFile, $start, $end, $allowFloats);
+
+		if ($number === false) {
+			return false;
+		}
+
+		return ($number < 0);
+	}
+
+	/**
+	 * Determine whether the tokens between $start and $end together form a number
+	 * as recognized by PHP.
+	 *
+	 * The outcome of this function is reliable for "true-ish" values, `false` should
+	 * be regarded as "undetermined".
+	 *
+	 * @link https://3v4l.org/npTeM
+	 *
+	 * Mainly intended for examining variable assignments, function call parameters, array values
+	 * where the start and end of the snippet to examine is very clear.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile   The file being scanned.
+	 * @param int                   $start       Start of the snippet (inclusive), i.e. this
+	 *                                           token will be examined as part of the snippet.
+	 * @param int                   $end         End of the snippet (inclusive), i.e. this
+	 *                                           token will be examined as part of the snippet.
+	 * @param bool                  $allowFloats Whether to only consider integers, or also floats.
+	 *
+	 * @return int|float|bool The number found if PHP would evaluate the snippet as a number.
+	 *                        The return type will be int if $allowFloats is false, if
+	 *                        $allowFloats is true, the return type will be float.
+	 *                        False will be returned when the snippet does not evaluate to a
+	 *                        number or if it could not be reliably determined
+	 *                        (variable or calculations and such).
+	 */
+	protected function isNumber(File $phpcsFile, $start, $end, $allowFloats = false)
+	{
+		$stringTokens = Tokens::$heredocTokens + Tokens::$stringTokens;
+
+		$validTokens             = array();
+		$validTokens[\T_LNUMBER] = true;
+		$validTokens[\T_TRUE]    = true; // Evaluates to int 1.
+		$validTokens[\T_FALSE]   = true; // Evaluates to int 0.
+		$validTokens[\T_NULL]    = true; // Evaluates to int 0.
+
+		if ($allowFloats === true) {
+			$validTokens[\T_DNUMBER] = true;
+		}
+
+		$maybeValidTokens = $stringTokens + $validTokens;
+
+		$tokens         = $phpcsFile->getTokens();
+		$searchEnd      = ($end + 1);
+		$negativeNumber = false;
+
+		if (isset($tokens[$start], $tokens[$searchEnd]) === false) {
+			return false;
+		}
+
+		$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, $start, $searchEnd, true);
+		while ($nextNonEmpty !== false
+			&& ($tokens[$nextNonEmpty]['code'] === \T_PLUS
+			|| $tokens[$nextNonEmpty]['code'] === \T_MINUS)
+		) {
+
+			if ($tokens[$nextNonEmpty]['code'] === \T_MINUS) {
+				$negativeNumber = ($negativeNumber === false) ? true : false;
+			}
+
+			$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonEmpty + 1), $searchEnd, true);
+		}
+
+		if ($nextNonEmpty === false || isset($maybeValidTokens[$tokens[$nextNonEmpty]['code']]) === false) {
+			return false;
+		}
+
+		$content = false;
+		if ($tokens[$nextNonEmpty]['code'] === \T_LNUMBER
+			|| $tokens[$nextNonEmpty]['code'] === \T_DNUMBER
+		) {
+			$content = (float) $tokens[$nextNonEmpty]['content'];
+		} elseif ($tokens[$nextNonEmpty]['code'] === \T_TRUE) {
+			$content = 1.0;
+		} elseif ($tokens[$nextNonEmpty]['code'] === \T_FALSE
+			|| $tokens[$nextNonEmpty]['code'] === \T_NULL
+		) {
+			$content = 0.0;
+		} elseif (isset($stringTokens[$tokens[$nextNonEmpty]['code']]) === true) {
+
+			if ($tokens[$nextNonEmpty]['code'] === \T_START_HEREDOC
+				|| $tokens[$nextNonEmpty]['code'] === \T_START_NOWDOC
+			) {
+				// Skip past heredoc/nowdoc opener to the first content.
+				$firstDocToken = $phpcsFile->findNext(array(\T_HEREDOC, \T_NOWDOC), ($nextNonEmpty + 1), $searchEnd);
+				if ($firstDocToken === false) {
+					// Live coding or parse error.
+					return false;
+				}
+
+				$stringContent = $content = $tokens[$firstDocToken]['content'];
+
+				// Skip forward to the end in preparation for the next part of the examination.
+				$nextNonEmpty = $phpcsFile->findNext(array(\T_END_HEREDOC, \T_END_NOWDOC), ($nextNonEmpty + 1), $searchEnd);
+				if ($nextNonEmpty === false) {
+					// Live coding or parse error.
+					return false;
+				}
+			} else {
+				// Gather subsequent lines for a multi-line string.
+				for ($i = $nextNonEmpty; $i < $searchEnd; $i++) {
+					if ($tokens[$i]['code'] !== $tokens[$nextNonEmpty]['code']) {
+						break;
+					}
+					$content .= $tokens[$i]['content'];
+				}
+
+				$nextNonEmpty  = --$i;
+				$content       = $this->stripQuotes($content);
+				$stringContent = $content;
+			}
+
+			/*
              * Regexes based on the formats outlined in the manual, created by JRF.
              * @link http://php.net/manual/en/language.types.float.php
              */
-            $regexInt   = '`^\s*[0-9]+`';
-            $regexFloat = '`^\s*(?:[+-]?(?:(?:(?P<LNUM>[0-9]+)|(?P<DNUM>([0-9]*\.(?P>LNUM)|(?P>LNUM)\.[0-9]*)))[eE][+-]?(?P>LNUM))|(?P>DNUM))`';
-
-            $intString   = preg_match($regexInt, $content, $intMatch);
-            $floatString = preg_match($regexFloat, $content, $floatMatch);
-
-            // Does the text string start with a number ? If so, PHP would juggle it and use it as a number.
-            if ($allowFloats === false) {
-                if ($intString !== 1 || $floatString === 1) {
-                    if ($floatString === 1) {
-                        // Found float. Only integers targetted.
-                        return false;
-                    }
-
-                    $content = 0.0;
-                } else {
-                    $content = (float) trim($intMatch[0]);
-                }
-            } else {
-                if ($intString !== 1 && $floatString !== 1) {
-                    $content = 0.0;
-                } else {
-                    $content = ($floatString === 1) ? (float) trim($floatMatch[0]) : (float) trim($intMatch[0]);
-                }
-            }
-
-            // Allow for different behaviour for hex numeric strings between PHP 5 vs PHP 7.
-            if ($intString === 1 && trim($intMatch[0]) === '0'
-                && preg_match('`^\s*(0x[A-Fa-f0-9]+)`', $stringContent, $hexNumberString) === 1
-                && $this->supportsBelow('5.6') === true
-            ) {
-                // The filter extension still allows for hex numeric strings in PHP 7, so
-                // use that to get the numeric value if possible.
-                // If the filter extension is not available, the value will be zero, but so be it.
-                if (function_exists('filter_var')) {
-                    $filtered = filter_var($hexNumberString[1], \FILTER_VALIDATE_INT, \FILTER_FLAG_ALLOW_HEX);
-                    if ($filtered !== false) {
-                        $content = $filtered;
-                    }
-                }
-            }
-        }
-
-        // OK, so we have a number, now is there still more code after it ?
-        $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonEmpty + 1), $searchEnd, true);
-        if ($nextNonEmpty !== false) {
-            return false;
-        }
-
-        if ($negativeNumber === true) {
-            $content = -$content;
-        }
-
-        if ($allowFloats === false) {
-            return (int) $content;
-        }
-
-        return $content;
-    }
-
-
-    /**
-     * Determine whether the tokens between $start and $end together form a numberic calculation
-     * as recognized by PHP.
-     *
-     * The outcome of this function is reliable for `true`, `false` should be regarded as "undetermined".
-     *
-     * Mainly intended for examining variable assignments, function call parameters, array values
-     * where the start and end of the snippet to examine is very clear.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $start     Start of the snippet (inclusive), i.e. this
-     *                                         token will be examined as part of the snippet.
-     * @param int                   $end       End of the snippet (inclusive), i.e. this
-     *                                         token will be examined as part of the snippet.
-     *
-     * @return bool
-     */
-    protected function isNumericCalculation(File $phpcsFile, $start, $end)
-    {
-        $arithmeticTokens = Tokens::$arithmeticTokens;
-
-        // phpcs:disable PHPCompatibility.Constants.NewConstants.t_powFound
-        if (\defined('T_POW') && isset($arithmeticTokens[\T_POW]) === false) {
-            // T_POW was not added to the arithmetic array until PHPCS 2.9.0.
-            $arithmeticTokens[\T_POW] = \T_POW;
-        }
-        // phpcs:enable
-
-        $skipTokens   = Tokens::$emptyTokens;
-        $skipTokens[] = \T_MINUS;
-        $skipTokens[] = \T_PLUS;
-
-        // Find the first arithmetic operator, but skip past +/- signs before numbers.
-        $nextNonEmpty = ($start - 1);
-        do {
-            $nextNonEmpty       = $phpcsFile->findNext($skipTokens, ($nextNonEmpty + 1), ($end + 1), true);
-            $arithmeticOperator = $phpcsFile->findNext($arithmeticTokens, ($nextNonEmpty + 1), ($end + 1));
-        } while ($nextNonEmpty !== false && $arithmeticOperator !== false && $nextNonEmpty === $arithmeticOperator);
-
-        if ($arithmeticOperator === false) {
-            return false;
-        }
-
-        $tokens      = $phpcsFile->getTokens();
-        $subsetStart = $start;
-        $subsetEnd   = ($arithmeticOperator - 1);
-
-        while ($this->isNumber($phpcsFile, $subsetStart, $subsetEnd, true) !== false
-            && isset($tokens[($arithmeticOperator + 1)]) === true
-        ) {
-            // Recognize T_POW for PHPCS < 2.4.0 on low PHP versions.
-            if (\defined('T_POW') === false
-                && $tokens[$arithmeticOperator]['code'] === \T_MULTIPLY
-                && $tokens[($arithmeticOperator + 1)]['code'] === \T_MULTIPLY
-                && isset($tokens[$arithmeticOperator + 2]) === true
-            ) {
-                // Move operator one forward to the second * in T_POW.
-                ++$arithmeticOperator;
-            }
-
-            $subsetStart  = ($arithmeticOperator + 1);
-            $nextNonEmpty = $arithmeticOperator;
-            do {
-                $nextNonEmpty       = $phpcsFile->findNext($skipTokens, ($nextNonEmpty + 1), ($end + 1), true);
-                $arithmeticOperator = $phpcsFile->findNext($arithmeticTokens, ($nextNonEmpty + 1), ($end + 1));
-            } while ($nextNonEmpty !== false && $arithmeticOperator !== false && $nextNonEmpty === $arithmeticOperator);
-
-            if ($arithmeticOperator === false) {
-                // Last calculation operator already reached.
-                if ($this->isNumber($phpcsFile, $subsetStart, $end, true) !== false) {
-                    return true;
-                }
-
-                return false;
-            }
-
-            $subsetEnd = ($arithmeticOperator - 1);
-        }
-
-        return false;
-    }
-
-
-
-    /**
-     * Determine whether a ternary is a short ternary, i.e. without "middle".
-     *
-     * N.B.: This is a back-fill for a new method which is expected to go into
-     * PHP_CodeSniffer 3.5.0.
-     * Once that method has been merged into PHPCS, this one should be moved
-     * to the PHPCSHelper.php file.
-     *
-     * @since 9.2.0
-     *
-     * @codeCoverageIgnore Method as pulled upstream is accompanied by unit tests.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the ternary operator
-     *                                         in the stack.
-     *
-     * @return bool True if short ternary, or false otherwise.
-     */
-    public function isShortTernary(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-        if (isset($tokens[$stackPtr]) === false
-            || $tokens[$stackPtr]['code'] !== \T_INLINE_THEN
-        ) {
-            return false;
-        }
-
-        $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true);
-        if ($nextNonEmpty === false) {
-            // Live coding or parse error.
-            return false;
-        }
-
-        if ($tokens[$nextNonEmpty]['code'] === \T_INLINE_ELSE) {
-            return true;
-        }
-
-        return false;
-    }
-
-
-    /**
-     * Determine whether a T_OPEN/CLOSE_SHORT_ARRAY token is a list() construct.
-     *
-     * Note: A variety of PHPCS versions have bugs in the tokenizing of short arrays.
-     * In that case, the tokens are identified as T_OPEN/CLOSE_SQUARE_BRACKET.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the function call token.
-     *
-     * @return bool
-     */
-    public function isShortList(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        // Check for the existence of the token.
-        if (isset($tokens[$stackPtr]) === false) {
-            return false;
-        }
-
-        // Is this one of the tokens this function handles ?
-        if ($tokens[$stackPtr]['code'] !== \T_OPEN_SHORT_ARRAY
-            && $tokens[$stackPtr]['code'] !== \T_CLOSE_SHORT_ARRAY
-        ) {
-            return false;
-        }
-
-        switch ($tokens[$stackPtr]['code']) {
-            case \T_OPEN_SHORT_ARRAY:
-                if (isset($tokens[$stackPtr]['bracket_closer']) === true) {
-                    $opener = $stackPtr;
-                    $closer = $tokens[$stackPtr]['bracket_closer'];
-                }
-                break;
-
-            case \T_CLOSE_SHORT_ARRAY:
-                if (isset($tokens[$stackPtr]['bracket_opener']) === true) {
-                    $opener = $tokens[$stackPtr]['bracket_opener'];
-                    $closer = $stackPtr;
-                }
-                break;
-        }
-
-        if (isset($opener, $closer) === false) {
-            // Parse error, live coding or real square bracket.
-            return false;
-        }
-
-        /*
+			$regexInt   = '`^\s*[0-9]+`';
+			$regexFloat = '`^\s*(?:[+-]?(?:(?:(?P<LNUM>[0-9]+)|(?P<DNUM>([0-9]*\.(?P>LNUM)|(?P>LNUM)\.[0-9]*)))[eE][+-]?(?P>LNUM))|(?P>DNUM))`';
+
+			$intString   = preg_match($regexInt, $content, $intMatch);
+			$floatString = preg_match($regexFloat, $content, $floatMatch);
+
+			// Does the text string start with a number ? If so, PHP would juggle it and use it as a number.
+			if ($allowFloats === false) {
+				if ($intString !== 1 || $floatString === 1) {
+					if ($floatString === 1) {
+						// Found float. Only integers targetted.
+						return false;
+					}
+
+					$content = 0.0;
+				} else {
+					$content = (float) trim($intMatch[0]);
+				}
+			} else {
+				if ($intString !== 1 && $floatString !== 1) {
+					$content = 0.0;
+				} else {
+					$content = ($floatString === 1) ? (float) trim($floatMatch[0]) : (float) trim($intMatch[0]);
+				}
+			}
+
+			// Allow for different behaviour for hex numeric strings between PHP 5 vs PHP 7.
+			if ($intString === 1 && trim($intMatch[0]) === '0'
+				&& preg_match('`^\s*(0x[A-Fa-f0-9]+)`', $stringContent, $hexNumberString) === 1
+				&& $this->supportsBelow('5.6') === true
+			) {
+				// The filter extension still allows for hex numeric strings in PHP 7, so
+				// use that to get the numeric value if possible.
+				// If the filter extension is not available, the value will be zero, but so be it.
+				if (function_exists('filter_var')) {
+					$filtered = filter_var($hexNumberString[1], \FILTER_VALIDATE_INT, \FILTER_FLAG_ALLOW_HEX);
+					if ($filtered !== false) {
+						$content = $filtered;
+					}
+				}
+			}
+		}
+
+		// OK, so we have a number, now is there still more code after it ?
+		$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonEmpty + 1), $searchEnd, true);
+		if ($nextNonEmpty !== false) {
+			return false;
+		}
+
+		if ($negativeNumber === true) {
+			$content = -$content;
+		}
+
+		if ($allowFloats === false) {
+			return (int) $content;
+		}
+
+		return $content;
+	}
+
+
+	/**
+	 * Determine whether the tokens between $start and $end together form a numberic calculation
+	 * as recognized by PHP.
+	 *
+	 * The outcome of this function is reliable for `true`, `false` should be regarded as "undetermined".
+	 *
+	 * Mainly intended for examining variable assignments, function call parameters, array values
+	 * where the start and end of the snippet to examine is very clear.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $start     Start of the snippet (inclusive), i.e. this
+	 *                                         token will be examined as part of the snippet.
+	 * @param int                   $end       End of the snippet (inclusive), i.e. this
+	 *                                         token will be examined as part of the snippet.
+	 *
+	 * @return bool
+	 */
+	protected function isNumericCalculation(File $phpcsFile, $start, $end)
+	{
+		$arithmeticTokens = Tokens::$arithmeticTokens;
+
+		// phpcs:disable PHPCompatibility.Constants.NewConstants.t_powFound
+		if (\defined('T_POW') && isset($arithmeticTokens[\T_POW]) === false) {
+			// T_POW was not added to the arithmetic array until PHPCS 2.9.0.
+			$arithmeticTokens[\T_POW] = \T_POW;
+		}
+		// phpcs:enable
+
+		$skipTokens   = Tokens::$emptyTokens;
+		$skipTokens[] = \T_MINUS;
+		$skipTokens[] = \T_PLUS;
+
+		// Find the first arithmetic operator, but skip past +/- signs before numbers.
+		$nextNonEmpty = ($start - 1);
+		do {
+			$nextNonEmpty       = $phpcsFile->findNext($skipTokens, ($nextNonEmpty + 1), ($end + 1), true);
+			$arithmeticOperator = $phpcsFile->findNext($arithmeticTokens, ($nextNonEmpty + 1), ($end + 1));
+		} while ($nextNonEmpty !== false && $arithmeticOperator !== false && $nextNonEmpty === $arithmeticOperator);
+
+		if ($arithmeticOperator === false) {
+			return false;
+		}
+
+		$tokens      = $phpcsFile->getTokens();
+		$subsetStart = $start;
+		$subsetEnd   = ($arithmeticOperator - 1);
+
+		while ($this->isNumber($phpcsFile, $subsetStart, $subsetEnd, true) !== false
+			&& isset($tokens[($arithmeticOperator + 1)]) === true
+		) {
+			// Recognize T_POW for PHPCS < 2.4.0 on low PHP versions.
+			if (\defined('T_POW') === false
+				&& $tokens[$arithmeticOperator]['code'] === \T_MULTIPLY
+				&& $tokens[($arithmeticOperator + 1)]['code'] === \T_MULTIPLY
+				&& isset($tokens[$arithmeticOperator + 2]) === true
+			) {
+				// Move operator one forward to the second * in T_POW.
+				++$arithmeticOperator;
+			}
+
+			$subsetStart  = ($arithmeticOperator + 1);
+			$nextNonEmpty = $arithmeticOperator;
+			do {
+				$nextNonEmpty       = $phpcsFile->findNext($skipTokens, ($nextNonEmpty + 1), ($end + 1), true);
+				$arithmeticOperator = $phpcsFile->findNext($arithmeticTokens, ($nextNonEmpty + 1), ($end + 1));
+			} while ($nextNonEmpty !== false && $arithmeticOperator !== false && $nextNonEmpty === $arithmeticOperator);
+
+			if ($arithmeticOperator === false) {
+				// Last calculation operator already reached.
+				if ($this->isNumber($phpcsFile, $subsetStart, $end, true) !== false) {
+					return true;
+				}
+
+				return false;
+			}
+
+			$subsetEnd = ($arithmeticOperator - 1);
+		}
+
+		return false;
+	}
+
+
+
+	/**
+	 * Determine whether a ternary is a short ternary, i.e. without "middle".
+	 *
+	 * N.B.: This is a back-fill for a new method which is expected to go into
+	 * PHP_CodeSniffer 3.5.0.
+	 * Once that method has been merged into PHPCS, this one should be moved
+	 * to the PHPCSHelper.php file.
+	 *
+	 * @since 9.2.0
+	 *
+	 * @codeCoverageIgnore Method as pulled upstream is accompanied by unit tests.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the ternary operator
+	 *                                         in the stack.
+	 *
+	 * @return bool True if short ternary, or false otherwise.
+	 */
+	public function isShortTernary(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+		if (isset($tokens[$stackPtr]) === false
+			|| $tokens[$stackPtr]['code'] !== \T_INLINE_THEN
+		) {
+			return false;
+		}
+
+		$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true);
+		if ($nextNonEmpty === false) {
+			// Live coding or parse error.
+			return false;
+		}
+
+		if ($tokens[$nextNonEmpty]['code'] === \T_INLINE_ELSE) {
+			return true;
+		}
+
+		return false;
+	}
+
+
+	/**
+	 * Determine whether a T_OPEN/CLOSE_SHORT_ARRAY token is a list() construct.
+	 *
+	 * Note: A variety of PHPCS versions have bugs in the tokenizing of short arrays.
+	 * In that case, the tokens are identified as T_OPEN/CLOSE_SQUARE_BRACKET.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the function call token.
+	 *
+	 * @return bool
+	 */
+	public function isShortList(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		// Check for the existence of the token.
+		if (isset($tokens[$stackPtr]) === false) {
+			return false;
+		}
+
+		// Is this one of the tokens this function handles ?
+		if ($tokens[$stackPtr]['code'] !== \T_OPEN_SHORT_ARRAY
+			&& $tokens[$stackPtr]['code'] !== \T_CLOSE_SHORT_ARRAY
+		) {
+			return false;
+		}
+
+		switch ($tokens[$stackPtr]['code']) {
+			case \T_OPEN_SHORT_ARRAY:
+				if (isset($tokens[$stackPtr]['bracket_closer']) === true) {
+					$opener = $stackPtr;
+					$closer = $tokens[$stackPtr]['bracket_closer'];
+				}
+				break;
+
+			case \T_CLOSE_SHORT_ARRAY:
+				if (isset($tokens[$stackPtr]['bracket_opener']) === true) {
+					$opener = $tokens[$stackPtr]['bracket_opener'];
+					$closer = $stackPtr;
+				}
+				break;
+		}
+
+		if (isset($opener, $closer) === false) {
+			// Parse error, live coding or real square bracket.
+			return false;
+		}
+
+		/*
          * PHPCS cross-version compatibility: work around for square brackets misidentified
          * as short array when preceded by a variable variable in older PHPCS versions.
          */
-        $prevNonEmpty = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($opener - 1), null, true, null, true);
-
-        if ($prevNonEmpty !== false
-            && $tokens[$prevNonEmpty]['code'] === \T_CLOSE_CURLY_BRACKET
-            && isset($tokens[$prevNonEmpty]['bracket_opener']) === true
-        ) {
-            $maybeVariableVariable = $phpcsFile->findPrevious(
-                Tokens::$emptyTokens,
-                ($tokens[$prevNonEmpty]['bracket_opener'] - 1),
-                null,
-                true,
-                null,
-                true
-            );
-
-            if ($tokens[$maybeVariableVariable]['code'] === \T_VARIABLE
-                || $tokens[$maybeVariableVariable]['code'] === \T_DOLLAR
-            ) {
-                return false;
-            }
-        }
-
-        $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($closer + 1), null, true, null, true);
-
-        if ($nextNonEmpty !== false && $tokens[$nextNonEmpty]['code'] === \T_EQUAL) {
-            return true;
-        }
-
-        if ($prevNonEmpty !== false
-            && $tokens[$prevNonEmpty]['code'] === \T_AS
-            && isset($tokens[$prevNonEmpty]['nested_parenthesis']) === true
-        ) {
-            $parentheses = array_reverse($tokens[$prevNonEmpty]['nested_parenthesis'], true);
-            foreach ($parentheses as $open => $close) {
-                if (isset($tokens[$open]['parenthesis_owner'])
-                    && $tokens[$tokens[$open]['parenthesis_owner']]['code'] === \T_FOREACH
-                ) {
-                    return true;
-                }
-            }
-        }
-
-        // Maybe this is a short list syntax nested inside another short list syntax ?
-        $parentOpener = $opener;
-        do {
-            $parentOpener = $phpcsFile->findPrevious(
-                array(\T_OPEN_SHORT_ARRAY, \T_OPEN_SQUARE_BRACKET),
-                ($parentOpener - 1),
-                null,
-                false,
-                null,
-                true
-            );
-
-            if ($parentOpener === false) {
-                return false;
-            }
-
-        } while (isset($tokens[$parentOpener]['bracket_closer']) === true
-            && $tokens[$parentOpener]['bracket_closer'] < $opener
-        );
-
-        if (isset($tokens[$parentOpener]['bracket_closer']) === true
-            && $tokens[$parentOpener]['bracket_closer'] > $closer
-        ) {
-            // Work around tokenizer issue in PHPCS 2.0 - 2.7.
-            $phpcsVersion = PHPCSHelper::getVersion();
-            if ((version_compare($phpcsVersion, '2.0', '>') === true
-                && version_compare($phpcsVersion, '2.8', '<') === true)
-                && $tokens[$parentOpener]['code'] === \T_OPEN_SQUARE_BRACKET
-            ) {
-                $nextNonEmpty = $phpcsFile->findNext(
-                    Tokens::$emptyTokens,
-                    ($tokens[$parentOpener]['bracket_closer'] + 1),
-                    null,
-                    true,
-                    null,
-                    true
-                );
-
-                if ($nextNonEmpty !== false && $tokens[$nextNonEmpty]['code'] === \T_EQUAL) {
-                    return true;
-                }
-
-                return false;
-            }
-
-            return $this->isShortList($phpcsFile, $parentOpener);
-        }
-
-        return false;
-    }
-
-
-    /**
-     * Determine whether the tokens between $start and $end could together represent a variable.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile          The file being scanned.
-     * @param int                   $start              Starting point stack pointer. Inclusive.
-     *                                                  I.e. this token should be taken into account.
-     * @param int                   $end                End point stack pointer. Exclusive.
-     *                                                  I.e. this token should not be taken into account.
-     * @param int                   $targetNestingLevel The nesting level the variable should be at.
-     *
-     * @return bool
-     */
-    public function isVariable(File $phpcsFile, $start, $end, $targetNestingLevel)
-    {
-        static $tokenBlackList, $bracketTokens;
-
-        // Create the token arrays only once.
-        if (isset($tokenBlackList, $bracketTokens) === false) {
-
-            $tokenBlackList  = array(
-                \T_OPEN_PARENTHESIS => \T_OPEN_PARENTHESIS,
-                \T_STRING_CONCAT    => \T_STRING_CONCAT,
-            );
-            $tokenBlackList += Tokens::$assignmentTokens;
-            $tokenBlackList += Tokens::$equalityTokens;
-            $tokenBlackList += Tokens::$comparisonTokens;
-            $tokenBlackList += Tokens::$operators;
-            $tokenBlackList += Tokens::$booleanOperators;
-            $tokenBlackList += Tokens::$castTokens;
-
-            /*
+		$prevNonEmpty = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($opener - 1), null, true, null, true);
+
+		if ($prevNonEmpty !== false
+			&& $tokens[$prevNonEmpty]['code'] === \T_CLOSE_CURLY_BRACKET
+			&& isset($tokens[$prevNonEmpty]['bracket_opener']) === true
+		) {
+			$maybeVariableVariable = $phpcsFile->findPrevious(
+				Tokens::$emptyTokens,
+				($tokens[$prevNonEmpty]['bracket_opener'] - 1),
+				null,
+				true,
+				null,
+				true
+			);
+
+			if ($tokens[$maybeVariableVariable]['code'] === \T_VARIABLE
+				|| $tokens[$maybeVariableVariable]['code'] === \T_DOLLAR
+			) {
+				return false;
+			}
+		}
+
+		$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($closer + 1), null, true, null, true);
+
+		if ($nextNonEmpty !== false && $tokens[$nextNonEmpty]['code'] === \T_EQUAL) {
+			return true;
+		}
+
+		if ($prevNonEmpty !== false
+			&& $tokens[$prevNonEmpty]['code'] === \T_AS
+			&& isset($tokens[$prevNonEmpty]['nested_parenthesis']) === true
+		) {
+			$parentheses = array_reverse($tokens[$prevNonEmpty]['nested_parenthesis'], true);
+			foreach ($parentheses as $open => $close) {
+				if (isset($tokens[$open]['parenthesis_owner'])
+					&& $tokens[$tokens[$open]['parenthesis_owner']]['code'] === \T_FOREACH
+				) {
+					return true;
+				}
+			}
+		}
+
+		// Maybe this is a short list syntax nested inside another short list syntax ?
+		$parentOpener = $opener;
+		do {
+			$parentOpener = $phpcsFile->findPrevious(
+				array(\T_OPEN_SHORT_ARRAY, \T_OPEN_SQUARE_BRACKET),
+				($parentOpener - 1),
+				null,
+				false,
+				null,
+				true
+			);
+
+			if ($parentOpener === false) {
+				return false;
+			}
+
+		} while (isset($tokens[$parentOpener]['bracket_closer']) === true
+			&& $tokens[$parentOpener]['bracket_closer'] < $opener
+		);
+
+		if (isset($tokens[$parentOpener]['bracket_closer']) === true
+			&& $tokens[$parentOpener]['bracket_closer'] > $closer
+		) {
+			// Work around tokenizer issue in PHPCS 2.0 - 2.7.
+			$phpcsVersion = PHPCSHelper::getVersion();
+			if ((version_compare($phpcsVersion, '2.0', '>') === true
+				&& version_compare($phpcsVersion, '2.8', '<') === true)
+				&& $tokens[$parentOpener]['code'] === \T_OPEN_SQUARE_BRACKET
+			) {
+				$nextNonEmpty = $phpcsFile->findNext(
+					Tokens::$emptyTokens,
+					($tokens[$parentOpener]['bracket_closer'] + 1),
+					null,
+					true,
+					null,
+					true
+				);
+
+				if ($nextNonEmpty !== false && $tokens[$nextNonEmpty]['code'] === \T_EQUAL) {
+					return true;
+				}
+
+				return false;
+			}
+
+			return $this->isShortList($phpcsFile, $parentOpener);
+		}
+
+		return false;
+	}
+
+
+	/**
+	 * Determine whether the tokens between $start and $end could together represent a variable.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile          The file being scanned.
+	 * @param int                   $start              Starting point stack pointer. Inclusive.
+	 *                                                  I.e. this token should be taken into account.
+	 * @param int                   $end                End point stack pointer. Exclusive.
+	 *                                                  I.e. this token should not be taken into account.
+	 * @param int                   $targetNestingLevel The nesting level the variable should be at.
+	 *
+	 * @return bool
+	 */
+	public function isVariable(File $phpcsFile, $start, $end, $targetNestingLevel)
+	{
+		static $tokenBlackList, $bracketTokens;
+
+		// Create the token arrays only once.
+		if (isset($tokenBlackList, $bracketTokens) === false) {
+
+			$tokenBlackList  = array(
+				\T_OPEN_PARENTHESIS => \T_OPEN_PARENTHESIS,
+				\T_STRING_CONCAT    => \T_STRING_CONCAT,
+			);
+			$tokenBlackList += Tokens::$assignmentTokens;
+			$tokenBlackList += Tokens::$equalityTokens;
+			$tokenBlackList += Tokens::$comparisonTokens;
+			$tokenBlackList += Tokens::$operators;
+			$tokenBlackList += Tokens::$booleanOperators;
+			$tokenBlackList += Tokens::$castTokens;
+
+			/*
              * List of brackets which can be part of a variable variable.
              *
              * Key is the open bracket token, value the close bracket token.
              */
-            $bracketTokens = array(
-                \T_OPEN_CURLY_BRACKET  => \T_CLOSE_CURLY_BRACKET,
-                \T_OPEN_SQUARE_BRACKET => \T_CLOSE_SQUARE_BRACKET,
-            );
-        }
-
-        $tokens = $phpcsFile->getTokens();
-
-        // If no variable at all was found, then it's definitely a no-no.
-        $hasVariable = $phpcsFile->findNext(\T_VARIABLE, $start, $end);
-        if ($hasVariable === false) {
-            return false;
-        }
-
-        // Check if the variable found is at the right level. Deeper levels are always an error.
-        if (isset($tokens[$hasVariable]['nested_parenthesis'])
-            && \count($tokens[$hasVariable]['nested_parenthesis']) !== $targetNestingLevel
-        ) {
-                return false;
-        }
-
-        // Ok, so the first variable is at the right level, now are there any
-        // blacklisted tokens within the empty() ?
-        $hasBadToken = $phpcsFile->findNext($tokenBlackList, $start, $end);
-        if ($hasBadToken === false) {
-            return true;
-        }
-
-        // If there are also bracket tokens, the blacklisted token might be part of a variable
-        // variable, but if there are no bracket tokens, we know we have an error.
-        $hasBrackets = $phpcsFile->findNext($bracketTokens, $start, $end);
-        if ($hasBrackets === false) {
-            return false;
-        }
-
-        // Ok, we have both a blacklisted token as well as brackets, so we need to walk
-        // the tokens of the variable variable.
-        for ($i = $start; $i < $end; $i++) {
-            // If this is a bracket token, skip to the end of the bracketed expression.
-            if (isset($bracketTokens[$tokens[$i]['code']], $tokens[$i]['bracket_closer'])) {
-                $i = $tokens[$i]['bracket_closer'];
-                continue;
-            }
-
-            // If it's a blacklisted token, not within brackets, we have an error.
-            if (isset($tokenBlackList[$tokens[$i]['code']])) {
-                return false;
-            }
-        }
-
-        return true;
-    }
-
-    /**
-     * Determine whether a T_MINUS/T_PLUS token is a unary operator.
-     *
-     * N.B.: This is a back-fill for a new method which is expected to go into
-     * PHP_CodeSniffer 3.5.0.
-     * Once that method has been merged into PHPCS, this one should be moved
-     * to the PHPCSHelper.php file.
-     *
-     * @since 9.2.0
-     *
-     * @codeCoverageIgnore Method as pulled upstream is accompanied by unit tests.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the plus/minus token.
-     *
-     * @return bool True if the token passed is a unary operator.
-     *              False otherwise or if the token is not a T_PLUS/T_MINUS token.
-     */
-    public static function isUnaryPlusMinus(File $phpcsFile, $stackPtr)
-    {
-        $tokens = $phpcsFile->getTokens();
-
-        if (isset($tokens[$stackPtr]) === false
-            || ($tokens[$stackPtr]['code'] !== \T_PLUS
-            && $tokens[$stackPtr]['code'] !== \T_MINUS)
-        ) {
-            return false;
-        }
-
-        $next = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true);
-        if ($next === false) {
-            // Live coding or parse error.
-            return false;
-        }
-
-        if (isset(Tokens::$operators[$tokens[$next]['code']]) === true) {
-            // Next token is an operator, so this is not a unary.
-            return false;
-        }
-
-        $prev = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($stackPtr - 1), null, true);
-
-        if ($tokens[$prev]['code'] === \T_RETURN) {
-            // Just returning a positive/negative value; eg. (return -1).
-            return true;
-        }
-
-        if (isset(Tokens::$operators[$tokens[$prev]['code']]) === true) {
-            // Just trying to operate on a positive/negative value; eg. ($var * -1).
-            return true;
-        }
-
-        if (isset(Tokens::$comparisonTokens[$tokens[$prev]['code']]) === true) {
-            // Just trying to compare a positive/negative value; eg. ($var === -1).
-            return true;
-        }
-
-        if (isset(Tokens::$booleanOperators[$tokens[$prev]['code']]) === true) {
-            // Just trying to compare a positive/negative value; eg. ($var || -1 === $b).
-            return true;
-        }
-
-        if (isset(Tokens::$assignmentTokens[$tokens[$prev]['code']]) === true) {
-            // Just trying to assign a positive/negative value; eg. ($var = -1).
-            return true;
-        }
-
-        if (isset(Tokens::$castTokens[$tokens[$prev]['code']]) === true) {
-            // Just casting a positive/negative value; eg. (string) -$var.
-            return true;
-        }
-
-        // Other indicators that a plus/minus sign is a unary operator.
-        $invalidTokens = array(
-            \T_COMMA               => true,
-            \T_OPEN_PARENTHESIS    => true,
-            \T_OPEN_SQUARE_BRACKET => true,
-            \T_OPEN_SHORT_ARRAY    => true,
-            \T_COLON               => true,
-            \T_INLINE_THEN         => true,
-            \T_INLINE_ELSE         => true,
-            \T_CASE                => true,
-            \T_OPEN_CURLY_BRACKET  => true,
-            \T_STRING_CONCAT       => true,
-        );
-
-        if (isset($invalidTokens[$tokens[$prev]['code']]) === true) {
-            // Just trying to use a positive/negative value; eg. myFunction($var, -2).
-            return true;
-        }
-
-        return false;
-    }
+			$bracketTokens = array(
+				\T_OPEN_CURLY_BRACKET  => \T_CLOSE_CURLY_BRACKET,
+				\T_OPEN_SQUARE_BRACKET => \T_CLOSE_SQUARE_BRACKET,
+			);
+		}
+
+		$tokens = $phpcsFile->getTokens();
+
+		// If no variable at all was found, then it's definitely a no-no.
+		$hasVariable = $phpcsFile->findNext(\T_VARIABLE, $start, $end);
+		if ($hasVariable === false) {
+			return false;
+		}
+
+		// Check if the variable found is at the right level. Deeper levels are always an error.
+		if (isset($tokens[$hasVariable]['nested_parenthesis'])
+			&& \count($tokens[$hasVariable]['nested_parenthesis']) !== $targetNestingLevel
+		) {
+				return false;
+		}
+
+		// Ok, so the first variable is at the right level, now are there any
+		// blacklisted tokens within the empty() ?
+		$hasBadToken = $phpcsFile->findNext($tokenBlackList, $start, $end);
+		if ($hasBadToken === false) {
+			return true;
+		}
+
+		// If there are also bracket tokens, the blacklisted token might be part of a variable
+		// variable, but if there are no bracket tokens, we know we have an error.
+		$hasBrackets = $phpcsFile->findNext($bracketTokens, $start, $end);
+		if ($hasBrackets === false) {
+			return false;
+		}
+
+		// Ok, we have both a blacklisted token as well as brackets, so we need to walk
+		// the tokens of the variable variable.
+		for ($i = $start; $i < $end; $i++) {
+			// If this is a bracket token, skip to the end of the bracketed expression.
+			if (isset($bracketTokens[$tokens[$i]['code']], $tokens[$i]['bracket_closer'])) {
+				$i = $tokens[$i]['bracket_closer'];
+				continue;
+			}
+
+			// If it's a blacklisted token, not within brackets, we have an error.
+			if (isset($tokenBlackList[$tokens[$i]['code']])) {
+				return false;
+			}
+		}
+
+		return true;
+	}
+
+	/**
+	 * Determine whether a T_MINUS/T_PLUS token is a unary operator.
+	 *
+	 * N.B.: This is a back-fill for a new method which is expected to go into
+	 * PHP_CodeSniffer 3.5.0.
+	 * Once that method has been merged into PHPCS, this one should be moved
+	 * to the PHPCSHelper.php file.
+	 *
+	 * @since 9.2.0
+	 *
+	 * @codeCoverageIgnore Method as pulled upstream is accompanied by unit tests.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the plus/minus token.
+	 *
+	 * @return bool True if the token passed is a unary operator.
+	 *              False otherwise or if the token is not a T_PLUS/T_MINUS token.
+	 */
+	public static function isUnaryPlusMinus(File $phpcsFile, $stackPtr)
+	{
+		$tokens = $phpcsFile->getTokens();
+
+		if (isset($tokens[$stackPtr]) === false
+			|| ($tokens[$stackPtr]['code'] !== \T_PLUS
+			&& $tokens[$stackPtr]['code'] !== \T_MINUS)
+		) {
+			return false;
+		}
+
+		$next = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true);
+		if ($next === false) {
+			// Live coding or parse error.
+			return false;
+		}
+
+		if (isset(Tokens::$operators[$tokens[$next]['code']]) === true) {
+			// Next token is an operator, so this is not a unary.
+			return false;
+		}
+
+		$prev = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($stackPtr - 1), null, true);
+
+		if ($tokens[$prev]['code'] === \T_RETURN) {
+			// Just returning a positive/negative value; eg. (return -1).
+			return true;
+		}
+
+		if (isset(Tokens::$operators[$tokens[$prev]['code']]) === true) {
+			// Just trying to operate on a positive/negative value; eg. ($var * -1).
+			return true;
+		}
+
+		if (isset(Tokens::$comparisonTokens[$tokens[$prev]['code']]) === true) {
+			// Just trying to compare a positive/negative value; eg. ($var === -1).
+			return true;
+		}
+
+		if (isset(Tokens::$booleanOperators[$tokens[$prev]['code']]) === true) {
+			// Just trying to compare a positive/negative value; eg. ($var || -1 === $b).
+			return true;
+		}
+
+		if (isset(Tokens::$assignmentTokens[$tokens[$prev]['code']]) === true) {
+			// Just trying to assign a positive/negative value; eg. ($var = -1).
+			return true;
+		}
+
+		if (isset(Tokens::$castTokens[$tokens[$prev]['code']]) === true) {
+			// Just casting a positive/negative value; eg. (string) -$var.
+			return true;
+		}
+
+		// Other indicators that a plus/minus sign is a unary operator.
+		$invalidTokens = array(
+			\T_COMMA               => true,
+			\T_OPEN_PARENTHESIS    => true,
+			\T_OPEN_SQUARE_BRACKET => true,
+			\T_OPEN_SHORT_ARRAY    => true,
+			\T_COLON               => true,
+			\T_INLINE_THEN         => true,
+			\T_INLINE_ELSE         => true,
+			\T_CASE                => true,
+			\T_OPEN_CURLY_BRACKET  => true,
+			\T_STRING_CONCAT       => true,
+		);
+
+		if (isset($invalidTokens[$tokens[$prev]['code']]) === true) {
+			// Just trying to use a positive/negative value; eg. myFunction($var, -2).
+			return true;
+		}
+
+		return false;
+	}
 }

vendor/phpcompatibility/php-compatibility/PHPCompatibility/AbstractComplexVersionSniff.php

Indentation +107 added lines, -107 removed lines

@@ -22,111 +22,111 @@
 {
 
 
-    /**
-     * Handle the retrieval of relevant information and - if necessary - throwing of an
-     * error/warning for an item.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the relevant token in
-     *                                         the stack.
-     * @param array                 $itemInfo  Base information about the item.
-     *
-     * @return void
-     */
-    public function handleFeature(File $phpcsFile, $stackPtr, array $itemInfo)
-    {
-        $itemArray = $this->getItemArray($itemInfo);
-        $errorInfo = $this->getErrorInfo($itemArray, $itemInfo);
-
-        if ($this->shouldThrowError($errorInfo) === true) {
-            $this->addError($phpcsFile, $stackPtr, $itemInfo, $errorInfo);
-        }
-    }
-
-
-    /**
-     * Determine whether an error/warning should be thrown for an item based on collected information.
-     *
-     * @param array $errorInfo Detail information about an item.
-     *
-     * @return bool
-     */
-    abstract protected function shouldThrowError(array $errorInfo);
-
-
-    /**
-     * Get an array of the non-PHP-version array keys used in a sub-array.
-     *
-     * @return array
-     */
-    protected function getNonVersionArrayKeys()
-    {
-        return array();
-    }
-
-
-    /**
-     * Retrieve a subset of an item array containing only the array keys which
-     * contain PHP version information.
-     *
-     * @param array $itemArray Version and other information about an item.
-     *
-     * @return array Array with only the version information.
-     */
-    protected function getVersionArray(array $itemArray)
-    {
-        return array_diff_key($itemArray, array_flip($this->getNonVersionArrayKeys()));
-    }
-
-
-    /**
-     * Get the item name to be used for the creation of the error code and in the error message.
-     *
-     * @param array $itemInfo  Base information about the item.
-     * @param array $errorInfo Detail information about an item.
-     *
-     * @return string
-     */
-    protected function getItemName(array $itemInfo, array $errorInfo)
-    {
-        return $itemInfo['name'];
-    }
-
-
-    /**
-     * Get the error message template for a specific sniff.
-     *
-     * @return string
-     */
-    abstract protected function getErrorMsgTemplate();
-
-
-    /**
-     * Allow for concrete child classes to filter the error message before it's passed to PHPCS.
-     *
-     * @param string $error     The error message which was created.
-     * @param array  $itemInfo  Base information about the item this error message applies to.
-     * @param array  $errorInfo Detail information about an item this error message applies to.
-     *
-     * @return string
-     */
-    protected function filterErrorMsg($error, array $itemInfo, array $errorInfo)
-    {
-        return $error;
-    }
-
-
-    /**
-     * Allow for concrete child classes to filter the error data before it's passed to PHPCS.
-     *
-     * @param array $data      The error data array which was created.
-     * @param array $itemInfo  Base information about the item this error message applies to.
-     * @param array $errorInfo Detail information about an item this error message applies to.
-     *
-     * @return array
-     */
-    protected function filterErrorData(array $data, array $itemInfo, array $errorInfo)
-    {
-        return $data;
-    }
+	/**
+	 * Handle the retrieval of relevant information and - if necessary - throwing of an
+	 * error/warning for an item.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the relevant token in
+	 *                                         the stack.
+	 * @param array                 $itemInfo  Base information about the item.
+	 *
+	 * @return void
+	 */
+	public function handleFeature(File $phpcsFile, $stackPtr, array $itemInfo)
+	{
+		$itemArray = $this->getItemArray($itemInfo);
+		$errorInfo = $this->getErrorInfo($itemArray, $itemInfo);
+
+		if ($this->shouldThrowError($errorInfo) === true) {
+			$this->addError($phpcsFile, $stackPtr, $itemInfo, $errorInfo);
+		}
+	}
+
+
+	/**
+	 * Determine whether an error/warning should be thrown for an item based on collected information.
+	 *
+	 * @param array $errorInfo Detail information about an item.
+	 *
+	 * @return bool
+	 */
+	abstract protected function shouldThrowError(array $errorInfo);
+
+
+	/**
+	 * Get an array of the non-PHP-version array keys used in a sub-array.
+	 *
+	 * @return array
+	 */
+	protected function getNonVersionArrayKeys()
+	{
+		return array();
+	}
+
+
+	/**
+	 * Retrieve a subset of an item array containing only the array keys which
+	 * contain PHP version information.
+	 *
+	 * @param array $itemArray Version and other information about an item.
+	 *
+	 * @return array Array with only the version information.
+	 */
+	protected function getVersionArray(array $itemArray)
+	{
+		return array_diff_key($itemArray, array_flip($this->getNonVersionArrayKeys()));
+	}
+
+
+	/**
+	 * Get the item name to be used for the creation of the error code and in the error message.
+	 *
+	 * @param array $itemInfo  Base information about the item.
+	 * @param array $errorInfo Detail information about an item.
+	 *
+	 * @return string
+	 */
+	protected function getItemName(array $itemInfo, array $errorInfo)
+	{
+		return $itemInfo['name'];
+	}
+
+
+	/**
+	 * Get the error message template for a specific sniff.
+	 *
+	 * @return string
+	 */
+	abstract protected function getErrorMsgTemplate();
+
+
+	/**
+	 * Allow for concrete child classes to filter the error message before it's passed to PHPCS.
+	 *
+	 * @param string $error     The error message which was created.
+	 * @param array  $itemInfo  Base information about the item this error message applies to.
+	 * @param array  $errorInfo Detail information about an item this error message applies to.
+	 *
+	 * @return string
+	 */
+	protected function filterErrorMsg($error, array $itemInfo, array $errorInfo)
+	{
+		return $error;
+	}
+
+
+	/**
+	 * Allow for concrete child classes to filter the error data before it's passed to PHPCS.
+	 *
+	 * @param array $data      The error data array which was created.
+	 * @param array $itemInfo  Base information about the item this error message applies to.
+	 * @param array $errorInfo Detail information about an item this error message applies to.
+	 *
+	 * @return array
+	 */
+	protected function filterErrorData(array $data, array $itemInfo, array $errorInfo)
+	{
+		return $data;
+	}
 }

vendor/phpcompatibility/php-compatibility/PHPCompatibility/AbstractNewFeatureSniff.php

Indentation +83 added lines, -83 removed lines

@@ -22,87 +22,87 @@
 {
 
 
-    /**
-     * Determine whether an error/warning should be thrown for an item based on collected information.
-     *
-     * @param array $errorInfo Detail information about an item.
-     *
-     * @return bool
-     */
-    protected function shouldThrowError(array $errorInfo)
-    {
-        return ($errorInfo['not_in_version'] !== '');
-    }
-
-
-    /**
-     * Retrieve the relevant detail (version) information for use in an error message.
-     *
-     * @param array $itemArray Version and other information about the item.
-     * @param array $itemInfo  Base information about the item.
-     *
-     * @return array
-     */
-    public function getErrorInfo(array $itemArray, array $itemInfo)
-    {
-        $errorInfo = array(
-            'not_in_version' => '',
-            'error'          => true,
-        );
-
-        $versionArray = $this->getVersionArray($itemArray);
-
-        if (empty($versionArray) === false) {
-            foreach ($versionArray as $version => $present) {
-                if ($errorInfo['not_in_version'] === '' && $present === false
-                    && $this->supportsBelow($version) === true
-                ) {
-                    $errorInfo['not_in_version'] = $version;
-                }
-            }
-        }
-
-        return $errorInfo;
-    }
-
-
-    /**
-     * Get the error message template for this sniff.
-     *
-     * @return string
-     */
-    protected function getErrorMsgTemplate()
-    {
-        return '%s is not present in PHP version %s or earlier';
-    }
-
-
-    /**
-     * Generates the error or warning for this item.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the relevant token in
-     *                                         the stack.
-     * @param array                 $itemInfo  Base information about the item.
-     * @param array                 $errorInfo Array with detail (version) information
-     *                                         relevant to the item.
-     *
-     * @return void
-     */
-    public function addError(File $phpcsFile, $stackPtr, array $itemInfo, array $errorInfo)
-    {
-        $itemName = $this->getItemName($itemInfo, $errorInfo);
-        $error    = $this->getErrorMsgTemplate();
-
-        $errorCode = $this->stringToErrorCode($itemName) . 'Found';
-        $data      = array(
-            $itemName,
-            $errorInfo['not_in_version'],
-        );
-
-        $error = $this->filterErrorMsg($error, $itemInfo, $errorInfo);
-        $data  = $this->filterErrorData($data, $itemInfo, $errorInfo);
-
-        $this->addMessage($phpcsFile, $error, $stackPtr, $errorInfo['error'], $errorCode, $data);
-    }
+	/**
+	 * Determine whether an error/warning should be thrown for an item based on collected information.
+	 *
+	 * @param array $errorInfo Detail information about an item.
+	 *
+	 * @return bool
+	 */
+	protected function shouldThrowError(array $errorInfo)
+	{
+		return ($errorInfo['not_in_version'] !== '');
+	}
+
+
+	/**
+	 * Retrieve the relevant detail (version) information for use in an error message.
+	 *
+	 * @param array $itemArray Version and other information about the item.
+	 * @param array $itemInfo  Base information about the item.
+	 *
+	 * @return array
+	 */
+	public function getErrorInfo(array $itemArray, array $itemInfo)
+	{
+		$errorInfo = array(
+			'not_in_version' => '',
+			'error'          => true,
+		);
+
+		$versionArray = $this->getVersionArray($itemArray);
+
+		if (empty($versionArray) === false) {
+			foreach ($versionArray as $version => $present) {
+				if ($errorInfo['not_in_version'] === '' && $present === false
+					&& $this->supportsBelow($version) === true
+				) {
+					$errorInfo['not_in_version'] = $version;
+				}
+			}
+		}
+
+		return $errorInfo;
+	}
+
+
+	/**
+	 * Get the error message template for this sniff.
+	 *
+	 * @return string
+	 */
+	protected function getErrorMsgTemplate()
+	{
+		return '%s is not present in PHP version %s or earlier';
+	}
+
+
+	/**
+	 * Generates the error or warning for this item.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the relevant token in
+	 *                                         the stack.
+	 * @param array                 $itemInfo  Base information about the item.
+	 * @param array                 $errorInfo Array with detail (version) information
+	 *                                         relevant to the item.
+	 *
+	 * @return void
+	 */
+	public function addError(File $phpcsFile, $stackPtr, array $itemInfo, array $errorInfo)
+	{
+		$itemName = $this->getItemName($itemInfo, $errorInfo);
+		$error    = $this->getErrorMsgTemplate();
+
+		$errorCode = $this->stringToErrorCode($itemName) . 'Found';
+		$data      = array(
+			$itemName,
+			$errorInfo['not_in_version'],
+		);
+
+		$error = $this->filterErrorMsg($error, $itemInfo, $errorInfo);
+		$data  = $this->filterErrorData($data, $itemInfo, $errorInfo);
+
+		$this->addMessage($phpcsFile, $error, $stackPtr, $errorInfo['error'], $errorCode, $data);
+	}
 }

vendor/phpcompatibility/php-compatibility/PHPCompatibility/ComplexVersionInterface.php

Indentation +42 added lines, -42 removed lines

@@ -26,52 +26,52 @@
 {
 
 
-    /**
-     * Handle the retrieval of relevant information and - if necessary - throwing of an
-     * error/warning for an item.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the relevant token in
-     *                                         the stack.
-     * @param array                 $itemInfo  Base information about the item.
-     *
-     * @return void
-     */
-    public function handleFeature(File $phpcsFile, $stackPtr, array $itemInfo);
+	/**
+	 * Handle the retrieval of relevant information and - if necessary - throwing of an
+	 * error/warning for an item.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the relevant token in
+	 *                                         the stack.
+	 * @param array                 $itemInfo  Base information about the item.
+	 *
+	 * @return void
+	 */
+	public function handleFeature(File $phpcsFile, $stackPtr, array $itemInfo);
 
 
-    /**
-     * Get the relevant sub-array for a specific item from a multi-dimensional array.
-     *
-     * @param array $itemInfo Base information about the item.
-     *
-     * @return array Version and other information about the item.
-     */
-    public function getItemArray(array $itemInfo);
+	/**
+	 * Get the relevant sub-array for a specific item from a multi-dimensional array.
+	 *
+	 * @param array $itemInfo Base information about the item.
+	 *
+	 * @return array Version and other information about the item.
+	 */
+	public function getItemArray(array $itemInfo);
 
 
-    /**
-     * Retrieve the relevant detail (version) information for use in an error message.
-     *
-     * @param array $itemArray Version and other information about the item.
-     * @param array $itemInfo  Base information about the item.
-     *
-     * @return array
-     */
-    public function getErrorInfo(array $itemArray, array $itemInfo);
+	/**
+	 * Retrieve the relevant detail (version) information for use in an error message.
+	 *
+	 * @param array $itemArray Version and other information about the item.
+	 * @param array $itemInfo  Base information about the item.
+	 *
+	 * @return array
+	 */
+	public function getErrorInfo(array $itemArray, array $itemInfo);
 
 
-    /**
-     * Generates the error or warning for this item.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the relevant token in
-     *                                         the stack.
-     * @param array                 $itemInfo  Base information about the item.
-     * @param array                 $errorInfo Array with detail (version) information
-     *                                         relevant to the item.
-     *
-     * @return void
-     */
-    public function addError(File $phpcsFile, $stackPtr, array $itemInfo, array $errorInfo);
+	/**
+	 * Generates the error or warning for this item.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the relevant token in
+	 *                                         the stack.
+	 * @param array                 $itemInfo  Base information about the item.
+	 * @param array                 $errorInfo Array with detail (version) information
+	 *                                         relevant to the item.
+	 *
+	 * @return void
+	 */
+	public function addError(File $phpcsFile, $stackPtr, array $itemInfo, array $errorInfo);
 }

vendor/phpcompatibility/php-compatibility/PHPCompatibility/Sniffs/InitialValue/NewConstantScalarExpressionsSniff.php

Indentation +486 added lines, -486 removed lines

@@ -33,502 +33,502 @@
 class NewConstantScalarExpressionsSniff extends Sniff
 {
 
-    /**
-     * Error message.
-     *
-     * @var string
-     */
-    const ERROR_PHRASE = 'Constant scalar expressions are not allowed %s in PHP 5.5 or earlier.';
-
-    /**
-     * Partial error phrases to be used in combination with the error message constant.
-     *
-     * @var array
-     */
-    protected $errorPhrases = array(
-        'const'     => 'when defining constants using the const keyword',
-        'property'  => 'in property declarations',
-        'staticvar' => 'in static variable declarations',
-        'default'   => 'in default function arguments',
-    );
-
-    /**
-     * Tokens which were allowed to be used in these declarations prior to PHP 5.6.
-     *
-     * This list will be enriched in the setProperties() method.
-     *
-     * @var array
-     */
-    protected $safeOperands = array(
-        \T_LNUMBER                  => \T_LNUMBER,
-        \T_DNUMBER                  => \T_DNUMBER,
-        \T_CONSTANT_ENCAPSED_STRING => \T_CONSTANT_ENCAPSED_STRING,
-        \T_TRUE                     => \T_TRUE,
-        \T_FALSE                    => \T_FALSE,
-        \T_NULL                     => \T_NULL,
-
-        \T_LINE                     => \T_LINE,
-        \T_FILE                     => \T_FILE,
-        \T_DIR                      => \T_DIR,
-        \T_FUNC_C                   => \T_FUNC_C,
-        \T_CLASS_C                  => \T_CLASS_C,
-        \T_TRAIT_C                  => \T_TRAIT_C,
-        \T_METHOD_C                 => \T_METHOD_C,
-        \T_NS_C                     => \T_NS_C,
-
-        // Special cases:
-        \T_NS_SEPARATOR             => \T_NS_SEPARATOR,
-        /*
+	/**
+	 * Error message.
+	 *
+	 * @var string
+	 */
+	const ERROR_PHRASE = 'Constant scalar expressions are not allowed %s in PHP 5.5 or earlier.';
+
+	/**
+	 * Partial error phrases to be used in combination with the error message constant.
+	 *
+	 * @var array
+	 */
+	protected $errorPhrases = array(
+		'const'     => 'when defining constants using the const keyword',
+		'property'  => 'in property declarations',
+		'staticvar' => 'in static variable declarations',
+		'default'   => 'in default function arguments',
+	);
+
+	/**
+	 * Tokens which were allowed to be used in these declarations prior to PHP 5.6.
+	 *
+	 * This list will be enriched in the setProperties() method.
+	 *
+	 * @var array
+	 */
+	protected $safeOperands = array(
+		\T_LNUMBER                  => \T_LNUMBER,
+		\T_DNUMBER                  => \T_DNUMBER,
+		\T_CONSTANT_ENCAPSED_STRING => \T_CONSTANT_ENCAPSED_STRING,
+		\T_TRUE                     => \T_TRUE,
+		\T_FALSE                    => \T_FALSE,
+		\T_NULL                     => \T_NULL,
+
+		\T_LINE                     => \T_LINE,
+		\T_FILE                     => \T_FILE,
+		\T_DIR                      => \T_DIR,
+		\T_FUNC_C                   => \T_FUNC_C,
+		\T_CLASS_C                  => \T_CLASS_C,
+		\T_TRAIT_C                  => \T_TRAIT_C,
+		\T_METHOD_C                 => \T_METHOD_C,
+		\T_NS_C                     => \T_NS_C,
+
+		// Special cases:
+		\T_NS_SEPARATOR             => \T_NS_SEPARATOR,
+		/*
          * This can be neigh anything, but for any usage except constants,
          * the T_STRING will be combined with non-allowed tokens, so we should be good.
          */
-        \T_STRING                   => \T_STRING,
-    );
-
-
-    /**
-     * Returns an array of tokens this test wants to listen for.
-     *
-     * @return array
-     */
-    public function register()
-    {
-        // Set the properties up only once.
-        $this->setProperties();
-
-        return array(
-            \T_CONST,
-            \T_VARIABLE,
-            \T_FUNCTION,
-            \T_CLOSURE,
-            \T_STATIC,
-        );
-    }
-
-
-    /**
-     * Make some adjustments to the $safeOperands property.
-     *
-     * @return void
-     */
-    public function setProperties()
-    {
-        $this->safeOperands += Tokens::$heredocTokens;
-        $this->safeOperands += Tokens::$emptyTokens;
-    }
-
-
-    /**
-     * Do a version check to determine if this sniff needs to run at all.
-     *
-     * @return bool
-     */
-    protected function bowOutEarly()
-    {
-        return ($this->supportsBelow('5.5') !== true);
-    }
-
-
-    /**
-     * Processes this test, when one of its tokens is encountered.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the current token in the
-     *                                         stack passed in $tokens.
-     *
-     * @return void|int Null or integer stack pointer to skip forward.
-     */
-    public function process(File $phpcsFile, $stackPtr)
-    {
-        if ($this->bowOutEarly() === true) {
-            return;
-        }
-
-        $tokens = $phpcsFile->getTokens();
-
-        switch ($tokens[$stackPtr]['type']) {
-            case 'T_FUNCTION':
-            case 'T_CLOSURE':
-                $params = PHPCSHelper::getMethodParameters($phpcsFile, $stackPtr);
-                if (empty($params)) {
-                    // No parameters.
-                    return;
-                }
-
-                $funcToken = $tokens[$stackPtr];
-
-                if (isset($funcToken['parenthesis_owner'], $funcToken['parenthesis_opener'], $funcToken['parenthesis_closer']) === false
-                    || $funcToken['parenthesis_owner'] !== $stackPtr
-                    || isset($tokens[$funcToken['parenthesis_opener']], $tokens[$funcToken['parenthesis_closer']]) === false
-                ) {
-                    // Hmm.. something is going wrong as these should all be available & valid.
-                    return;
-                }
-
-                $opener = $funcToken['parenthesis_opener'];
-                $closer = $funcToken['parenthesis_closer'];
-
-                // Which nesting level is the one we are interested in ?
-                $nestedParenthesisCount = 1;
-                if (isset($tokens[$opener]['nested_parenthesis'])) {
-                    $nestedParenthesisCount += \count($tokens[$opener]['nested_parenthesis']);
-                }
-
-                foreach ($params as $param) {
-                    if (isset($param['default']) === false) {
-                        continue;
-                    }
-
-                    $end = $param['token'];
-                    while (($end = $phpcsFile->findNext(array(\T_COMMA, \T_CLOSE_PARENTHESIS), ($end + 1), ($closer + 1))) !== false) {
-                        $maybeSkipTo = $this->isRealEndOfDeclaration($tokens, $end, $nestedParenthesisCount);
-                        if ($maybeSkipTo !== true) {
-                            $end = $maybeSkipTo;
-                            continue;
-                        }
-
-                        // Ignore closing parenthesis/bracket if not 'ours'.
-                        if ($tokens[$end]['code'] === \T_CLOSE_PARENTHESIS && $end !== $closer) {
-                            continue;
-                        }
-
-                        // Ok, we've found the end of the param default value declaration.
-                        break;
-                    }
-
-                    if ($this->isValidAssignment($phpcsFile, $param['token'], $end) === false) {
-                        $this->throwError($phpcsFile, $param['token'], 'default', $param['content']);
-                    }
-                }
-
-                /*
+		\T_STRING                   => \T_STRING,
+	);
+
+
+	/**
+	 * Returns an array of tokens this test wants to listen for.
+	 *
+	 * @return array
+	 */
+	public function register()
+	{
+		// Set the properties up only once.
+		$this->setProperties();
+
+		return array(
+			\T_CONST,
+			\T_VARIABLE,
+			\T_FUNCTION,
+			\T_CLOSURE,
+			\T_STATIC,
+		);
+	}
+
+
+	/**
+	 * Make some adjustments to the $safeOperands property.
+	 *
+	 * @return void
+	 */
+	public function setProperties()
+	{
+		$this->safeOperands += Tokens::$heredocTokens;
+		$this->safeOperands += Tokens::$emptyTokens;
+	}
+
+
+	/**
+	 * Do a version check to determine if this sniff needs to run at all.
+	 *
+	 * @return bool
+	 */
+	protected function bowOutEarly()
+	{
+		return ($this->supportsBelow('5.5') !== true);
+	}
+
+
+	/**
+	 * Processes this test, when one of its tokens is encountered.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the current token in the
+	 *                                         stack passed in $tokens.
+	 *
+	 * @return void|int Null or integer stack pointer to skip forward.
+	 */
+	public function process(File $phpcsFile, $stackPtr)
+	{
+		if ($this->bowOutEarly() === true) {
+			return;
+		}
+
+		$tokens = $phpcsFile->getTokens();
+
+		switch ($tokens[$stackPtr]['type']) {
+			case 'T_FUNCTION':
+			case 'T_CLOSURE':
+				$params = PHPCSHelper::getMethodParameters($phpcsFile, $stackPtr);
+				if (empty($params)) {
+					// No parameters.
+					return;
+				}
+
+				$funcToken = $tokens[$stackPtr];
+
+				if (isset($funcToken['parenthesis_owner'], $funcToken['parenthesis_opener'], $funcToken['parenthesis_closer']) === false
+					|| $funcToken['parenthesis_owner'] !== $stackPtr
+					|| isset($tokens[$funcToken['parenthesis_opener']], $tokens[$funcToken['parenthesis_closer']]) === false
+				) {
+					// Hmm.. something is going wrong as these should all be available & valid.
+					return;
+				}
+
+				$opener = $funcToken['parenthesis_opener'];
+				$closer = $funcToken['parenthesis_closer'];
+
+				// Which nesting level is the one we are interested in ?
+				$nestedParenthesisCount = 1;
+				if (isset($tokens[$opener]['nested_parenthesis'])) {
+					$nestedParenthesisCount += \count($tokens[$opener]['nested_parenthesis']);
+				}
+
+				foreach ($params as $param) {
+					if (isset($param['default']) === false) {
+						continue;
+					}
+
+					$end = $param['token'];
+					while (($end = $phpcsFile->findNext(array(\T_COMMA, \T_CLOSE_PARENTHESIS), ($end + 1), ($closer + 1))) !== false) {
+						$maybeSkipTo = $this->isRealEndOfDeclaration($tokens, $end, $nestedParenthesisCount);
+						if ($maybeSkipTo !== true) {
+							$end = $maybeSkipTo;
+							continue;
+						}
+
+						// Ignore closing parenthesis/bracket if not 'ours'.
+						if ($tokens[$end]['code'] === \T_CLOSE_PARENTHESIS && $end !== $closer) {
+							continue;
+						}
+
+						// Ok, we've found the end of the param default value declaration.
+						break;
+					}
+
+					if ($this->isValidAssignment($phpcsFile, $param['token'], $end) === false) {
+						$this->throwError($phpcsFile, $param['token'], 'default', $param['content']);
+					}
+				}
+
+				/*
                  * No need for the sniff to be triggered by the T_VARIABLEs in the function
                  * definition as we've already examined them above, so let's skip over them.
                  */
-                return $closer;
-
-            case 'T_VARIABLE':
-            case 'T_STATIC':
-            case 'T_CONST':
-                $type = 'const';
-
-                // Filter out non-property declarations.
-                if ($tokens[$stackPtr]['code'] === \T_VARIABLE) {
-                    if ($this->isClassProperty($phpcsFile, $stackPtr) === false) {
-                        return;
-                    }
-
-                    $type = 'property';
-
-                    // Move back one token to have the same starting point as the others.
-                    $stackPtr = ($stackPtr - 1);
-                }
-
-                // Filter out late static binding and class properties.
-                if ($tokens[$stackPtr]['code'] === \T_STATIC) {
-                    $next = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true, null, true);
-                    if ($next === false || $tokens[$next]['code'] !== \T_VARIABLE) {
-                        // Late static binding.
-                        return;
-                    }
-
-                    if ($this->isClassProperty($phpcsFile, $next) === true) {
-                        // Class properties are examined based on the T_VARIABLE token.
-                        return;
-                    }
-                    unset($next);
-
-                    $type = 'staticvar';
-                }
-
-                $endOfStatement = $phpcsFile->findNext(array(\T_SEMICOLON, \T_CLOSE_TAG), ($stackPtr + 1));
-                if ($endOfStatement === false) {
-                    // No semi-colon - live coding.
-                    return;
-                }
-
-                $targetNestingLevel = 0;
-                if (isset($tokens[$stackPtr]['nested_parenthesis']) === true) {
-                    $targetNestingLevel = \count($tokens[$stackPtr]['nested_parenthesis']);
-                }
-
-                // Examine each variable/constant in multi-declarations.
-                $start = $stackPtr;
-                $end   = $stackPtr;
-                while (($end = $phpcsFile->findNext(array(\T_COMMA, \T_SEMICOLON, \T_OPEN_SHORT_ARRAY, \T_CLOSE_TAG), ($end + 1), ($endOfStatement + 1))) !== false) {
-
-                    $maybeSkipTo = $this->isRealEndOfDeclaration($tokens, $end, $targetNestingLevel);
-                    if ($maybeSkipTo !== true) {
-                        $end = $maybeSkipTo;
-                        continue;
-                    }
-
-                    $start = $phpcsFile->findNext(Tokens::$emptyTokens, ($start + 1), $end, true);
-                    if ($start === false
-                        || ($tokens[$stackPtr]['code'] === \T_CONST && $tokens[$start]['code'] !== \T_STRING)
-                        || ($tokens[$stackPtr]['code'] !== \T_CONST && $tokens[$start]['code'] !== \T_VARIABLE)
-                    ) {
-                        // Shouldn't be possible.
-                        continue;
-                    }
-
-                    if ($this->isValidAssignment($phpcsFile, $start, $end) === false) {
-                        // Create the "found" snippet.
-                        $content    = '';
-                        $tokenCount = ($end - $start);
-                        if ($tokenCount < 20) {
-                            // Prevent large arrays from being added to the error message.
-                            $content = $phpcsFile->getTokensAsString($start, ($tokenCount + 1));
-                        }
-
-                        $this->throwError($phpcsFile, $start, $type, $content);
-                    }
-
-                    $start = $end;
-                }
-
-                // Skip to the end of the statement to prevent duplicate messages for multi-declarations.
-                return $endOfStatement;
-        }
-    }
-
-
-    /**
-     * Is a value declared and is the value declared valid pre-PHP 5.6 ?
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the current token in the
-     *                                         stack passed in $tokens.
-     * @param int                   $end       The end of the value definition.
-     *                                         This will normally be a comma or semi-colon.
-     *
-     * @return bool
-     */
-    protected function isValidAssignment(File $phpcsFile, $stackPtr, $end)
-    {
-        $tokens = $phpcsFile->getTokens();
-        $next   = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), $end, true);
-        if ($next === false || $tokens[$next]['code'] !== \T_EQUAL) {
-            // No value assigned.
-            return true;
-        }
-
-        return $this->isStaticValue($phpcsFile, $tokens, ($next + 1), ($end - 1));
-    }
-
-
-    /**
-     * Is a value declared and is the value declared constant as accepted in PHP 5.5 and lower ?
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile    The file being scanned.
-     * @param array                 $tokens       The token stack of the current file.
-     * @param int                   $start        The stackPtr from which to start examining.
-     * @param int                   $end          The end of the value definition (inclusive),
-     *                                            i.e. this token will be examined as part of
-     *                                            the snippet.
-     * @param bool                  $nestedArrays Optional. Array nesting level when examining
-     *                                            the content of an array.
-     *
-     * @return bool
-     */
-    protected function isStaticValue(File $phpcsFile, $tokens, $start, $end, $nestedArrays = 0)
-    {
-        $nextNonSimple = $phpcsFile->findNext($this->safeOperands, $start, ($end + 1), true);
-        if ($nextNonSimple === false) {
-            return true;
-        }
-
-        /*
+				return $closer;
+
+			case 'T_VARIABLE':
+			case 'T_STATIC':
+			case 'T_CONST':
+				$type = 'const';
+
+				// Filter out non-property declarations.
+				if ($tokens[$stackPtr]['code'] === \T_VARIABLE) {
+					if ($this->isClassProperty($phpcsFile, $stackPtr) === false) {
+						return;
+					}
+
+					$type = 'property';
+
+					// Move back one token to have the same starting point as the others.
+					$stackPtr = ($stackPtr - 1);
+				}
+
+				// Filter out late static binding and class properties.
+				if ($tokens[$stackPtr]['code'] === \T_STATIC) {
+					$next = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true, null, true);
+					if ($next === false || $tokens[$next]['code'] !== \T_VARIABLE) {
+						// Late static binding.
+						return;
+					}
+
+					if ($this->isClassProperty($phpcsFile, $next) === true) {
+						// Class properties are examined based on the T_VARIABLE token.
+						return;
+					}
+					unset($next);
+
+					$type = 'staticvar';
+				}
+
+				$endOfStatement = $phpcsFile->findNext(array(\T_SEMICOLON, \T_CLOSE_TAG), ($stackPtr + 1));
+				if ($endOfStatement === false) {
+					// No semi-colon - live coding.
+					return;
+				}
+
+				$targetNestingLevel = 0;
+				if (isset($tokens[$stackPtr]['nested_parenthesis']) === true) {
+					$targetNestingLevel = \count($tokens[$stackPtr]['nested_parenthesis']);
+				}
+
+				// Examine each variable/constant in multi-declarations.
+				$start = $stackPtr;
+				$end   = $stackPtr;
+				while (($end = $phpcsFile->findNext(array(\T_COMMA, \T_SEMICOLON, \T_OPEN_SHORT_ARRAY, \T_CLOSE_TAG), ($end + 1), ($endOfStatement + 1))) !== false) {
+
+					$maybeSkipTo = $this->isRealEndOfDeclaration($tokens, $end, $targetNestingLevel);
+					if ($maybeSkipTo !== true) {
+						$end = $maybeSkipTo;
+						continue;
+					}
+
+					$start = $phpcsFile->findNext(Tokens::$emptyTokens, ($start + 1), $end, true);
+					if ($start === false
+						|| ($tokens[$stackPtr]['code'] === \T_CONST && $tokens[$start]['code'] !== \T_STRING)
+						|| ($tokens[$stackPtr]['code'] !== \T_CONST && $tokens[$start]['code'] !== \T_VARIABLE)
+					) {
+						// Shouldn't be possible.
+						continue;
+					}
+
+					if ($this->isValidAssignment($phpcsFile, $start, $end) === false) {
+						// Create the "found" snippet.
+						$content    = '';
+						$tokenCount = ($end - $start);
+						if ($tokenCount < 20) {
+							// Prevent large arrays from being added to the error message.
+							$content = $phpcsFile->getTokensAsString($start, ($tokenCount + 1));
+						}
+
+						$this->throwError($phpcsFile, $start, $type, $content);
+					}
+
+					$start = $end;
+				}
+
+				// Skip to the end of the statement to prevent duplicate messages for multi-declarations.
+				return $endOfStatement;
+		}
+	}
+
+
+	/**
+	 * Is a value declared and is the value declared valid pre-PHP 5.6 ?
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the current token in the
+	 *                                         stack passed in $tokens.
+	 * @param int                   $end       The end of the value definition.
+	 *                                         This will normally be a comma or semi-colon.
+	 *
+	 * @return bool
+	 */
+	protected function isValidAssignment(File $phpcsFile, $stackPtr, $end)
+	{
+		$tokens = $phpcsFile->getTokens();
+		$next   = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), $end, true);
+		if ($next === false || $tokens[$next]['code'] !== \T_EQUAL) {
+			// No value assigned.
+			return true;
+		}
+
+		return $this->isStaticValue($phpcsFile, $tokens, ($next + 1), ($end - 1));
+	}
+
+
+	/**
+	 * Is a value declared and is the value declared constant as accepted in PHP 5.5 and lower ?
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile    The file being scanned.
+	 * @param array                 $tokens       The token stack of the current file.
+	 * @param int                   $start        The stackPtr from which to start examining.
+	 * @param int                   $end          The end of the value definition (inclusive),
+	 *                                            i.e. this token will be examined as part of
+	 *                                            the snippet.
+	 * @param bool                  $nestedArrays Optional. Array nesting level when examining
+	 *                                            the content of an array.
+	 *
+	 * @return bool
+	 */
+	protected function isStaticValue(File $phpcsFile, $tokens, $start, $end, $nestedArrays = 0)
+	{
+		$nextNonSimple = $phpcsFile->findNext($this->safeOperands, $start, ($end + 1), true);
+		if ($nextNonSimple === false) {
+			return true;
+		}
+
+		/*
          * OK, so we have at least one token which needs extra examination.
          */
-        switch ($tokens[$nextNonSimple]['code']) {
-            case \T_MINUS:
-            case \T_PLUS:
-                if ($this->isNumber($phpcsFile, $start, $end, true) !== false) {
-                    // Int or float with sign.
-                    return true;
-                }
-
-                return false;
-
-            case \T_NAMESPACE:
-            case \T_PARENT:
-            case \T_SELF:
-            case \T_DOUBLE_COLON:
-                $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonSimple + 1), ($end + 1), true);
-
-                if ($tokens[$nextNonSimple]['code'] === \T_NAMESPACE) {
-                    // Allow only `namespace\...`.
-                    if ($nextNonEmpty === false || $tokens[$nextNonEmpty]['code'] !== \T_NS_SEPARATOR) {
-                        return false;
-                    }
-                } elseif ($tokens[$nextNonSimple]['code'] === \T_PARENT
-                    || $tokens[$nextNonSimple]['code'] === \T_SELF
-                ) {
-                    // Allow only `parent::` and `self::`.
-                    if ($nextNonEmpty === false || $tokens[$nextNonEmpty]['code'] !== \T_DOUBLE_COLON) {
-                        return false;
-                    }
-                } elseif ($tokens[$nextNonSimple]['code'] === \T_DOUBLE_COLON) {
-                    // Allow only `T_STRING::T_STRING`.
-                    if ($nextNonEmpty === false || $tokens[$nextNonEmpty]['code'] !== \T_STRING) {
-                        return false;
-                    }
-
-                    $prevNonEmpty = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($nextNonSimple - 1), null, true);
-                    // No need to worry about parent/self, that's handled above and
-                    // the double colon is skipped over in that case.
-                    if ($prevNonEmpty === false || $tokens[$prevNonEmpty]['code'] !== \T_STRING) {
-                        return false;
-                    }
-                }
-
-                // Examine what comes after the namespace/parent/self/double colon, if anything.
-                return $this->isStaticValue($phpcsFile, $tokens, ($nextNonEmpty + 1), $end, $nestedArrays);
-
-            case \T_ARRAY:
-            case \T_OPEN_SHORT_ARRAY:
-                ++$nestedArrays;
-
-                $arrayItems = $this->getFunctionCallParameters($phpcsFile, $nextNonSimple);
-                if (empty($arrayItems) === false) {
-                    foreach ($arrayItems as $item) {
-                        // Check for a double arrow, but only if it's for this array item, not for a nested array.
-                        $doubleArrow = false;
-
-                        $maybeDoubleArrow = $phpcsFile->findNext(
-                            array(\T_DOUBLE_ARROW, \T_ARRAY, \T_OPEN_SHORT_ARRAY),
-                            $item['start'],
-                            ($item['end'] + 1)
-                        );
-                        if ($maybeDoubleArrow !== false && $tokens[$maybeDoubleArrow]['code'] === \T_DOUBLE_ARROW) {
-                            // Double arrow is for this nesting level.
-                            $doubleArrow = $maybeDoubleArrow;
-                        }
-
-                        if ($doubleArrow === false) {
-                            if ($this->isStaticValue($phpcsFile, $tokens, $item['start'], $item['end'], $nestedArrays) === false) {
-                                return false;
-                            }
-
-                        } else {
-                            // Examine array key.
-                            if ($this->isStaticValue($phpcsFile, $tokens, $item['start'], ($doubleArrow - 1), $nestedArrays) === false) {
-                                return false;
-                            }
-
-                            // Examine array value.
-                            if ($this->isStaticValue($phpcsFile, $tokens, ($doubleArrow + 1), $item['end'], $nestedArrays) === false) {
-                                return false;
-                            }
-                        }
-                    }
-                }
-
-                --$nestedArrays;
-
-                /*
+		switch ($tokens[$nextNonSimple]['code']) {
+			case \T_MINUS:
+			case \T_PLUS:
+				if ($this->isNumber($phpcsFile, $start, $end, true) !== false) {
+					// Int or float with sign.
+					return true;
+				}
+
+				return false;
+
+			case \T_NAMESPACE:
+			case \T_PARENT:
+			case \T_SELF:
+			case \T_DOUBLE_COLON:
+				$nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonSimple + 1), ($end + 1), true);
+
+				if ($tokens[$nextNonSimple]['code'] === \T_NAMESPACE) {
+					// Allow only `namespace\...`.
+					if ($nextNonEmpty === false || $tokens[$nextNonEmpty]['code'] !== \T_NS_SEPARATOR) {
+						return false;
+					}
+				} elseif ($tokens[$nextNonSimple]['code'] === \T_PARENT
+					|| $tokens[$nextNonSimple]['code'] === \T_SELF
+				) {
+					// Allow only `parent::` and `self::`.
+					if ($nextNonEmpty === false || $tokens[$nextNonEmpty]['code'] !== \T_DOUBLE_COLON) {
+						return false;
+					}
+				} elseif ($tokens[$nextNonSimple]['code'] === \T_DOUBLE_COLON) {
+					// Allow only `T_STRING::T_STRING`.
+					if ($nextNonEmpty === false || $tokens[$nextNonEmpty]['code'] !== \T_STRING) {
+						return false;
+					}
+
+					$prevNonEmpty = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($nextNonSimple - 1), null, true);
+					// No need to worry about parent/self, that's handled above and
+					// the double colon is skipped over in that case.
+					if ($prevNonEmpty === false || $tokens[$prevNonEmpty]['code'] !== \T_STRING) {
+						return false;
+					}
+				}
+
+				// Examine what comes after the namespace/parent/self/double colon, if anything.
+				return $this->isStaticValue($phpcsFile, $tokens, ($nextNonEmpty + 1), $end, $nestedArrays);
+
+			case \T_ARRAY:
+			case \T_OPEN_SHORT_ARRAY:
+				++$nestedArrays;
+
+				$arrayItems = $this->getFunctionCallParameters($phpcsFile, $nextNonSimple);
+				if (empty($arrayItems) === false) {
+					foreach ($arrayItems as $item) {
+						// Check for a double arrow, but only if it's for this array item, not for a nested array.
+						$doubleArrow = false;
+
+						$maybeDoubleArrow = $phpcsFile->findNext(
+							array(\T_DOUBLE_ARROW, \T_ARRAY, \T_OPEN_SHORT_ARRAY),
+							$item['start'],
+							($item['end'] + 1)
+						);
+						if ($maybeDoubleArrow !== false && $tokens[$maybeDoubleArrow]['code'] === \T_DOUBLE_ARROW) {
+							// Double arrow is for this nesting level.
+							$doubleArrow = $maybeDoubleArrow;
+						}
+
+						if ($doubleArrow === false) {
+							if ($this->isStaticValue($phpcsFile, $tokens, $item['start'], $item['end'], $nestedArrays) === false) {
+								return false;
+							}
+
+						} else {
+							// Examine array key.
+							if ($this->isStaticValue($phpcsFile, $tokens, $item['start'], ($doubleArrow - 1), $nestedArrays) === false) {
+								return false;
+							}
+
+							// Examine array value.
+							if ($this->isStaticValue($phpcsFile, $tokens, ($doubleArrow + 1), $item['end'], $nestedArrays) === false) {
+								return false;
+							}
+						}
+					}
+				}
+
+				--$nestedArrays;
+
+				/*
                  * Find the end of the array.
                  * We already know we will have a valid closer as otherwise we wouldn't have been
                  * able to get the array items.
                  */
-                $closer = ($nextNonSimple + 1);
-                if ($tokens[$nextNonSimple]['code'] === \T_OPEN_SHORT_ARRAY
-                    && isset($tokens[$nextNonSimple]['bracket_closer']) === true
-                ) {
-                    $closer = $tokens[$nextNonSimple]['bracket_closer'];
-                } else {
-                    $maybeOpener = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonSimple + 1), ($end + 1), true);
-                    if ($tokens[$maybeOpener]['code'] === \T_OPEN_PARENTHESIS) {
-                        $opener = $maybeOpener;
-                        if (isset($tokens[$opener]['parenthesis_closer']) === true) {
-                            $closer = $tokens[$opener]['parenthesis_closer'];
-                        }
-                    }
-                }
-
-                if ($closer === $end) {
-                    return true;
-                }
-
-                // Examine what comes after the array, if anything.
-                return $this->isStaticValue($phpcsFile, $tokens, ($closer + 1), $end, $nestedArrays);
-
-        }
-
-        // Ok, so this unsafe token was not one of the exceptions, i.e. this is a PHP 5.6+ syntax.
-        return false;
-    }
-
-
-    /**
-     * Throw an error if a scalar expression is found.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the token to link the error to.
-     * @param string                $type      Type of usage found.
-     * @param string                $content   Optional. The value for the declaration as found.
-     *
-     * @return void
-     */
-    protected function throwError(File $phpcsFile, $stackPtr, $type, $content = '')
-    {
-        $error     = static::ERROR_PHRASE;
-        $phrase    = '';
-        $errorCode = 'Found';
-
-        if (isset($this->errorPhrases[$type]) === true) {
-            $errorCode = $this->stringToErrorCode($type) . 'Found';
-            $phrase    = $this->errorPhrases[$type];
-        }
-
-        $data = array($phrase);
-
-        if (empty($content) === false) {
-            $error .= ' Found: %s';
-            $data[] = $content;
-        }
-
-        $phpcsFile->addError($error, $stackPtr, $errorCode, $data);
-    }
-
-
-    /**
-     * Helper function to find the end of multi variable/constant declarations.
-     *
-     * Checks whether a certain part of a declaration needs to be skipped over or
-     * if it is the real end of the declaration.
-     *
-     * @param array $tokens      Token stack of the current file.
-     * @param int   $endPtr      The token to examine as a candidate end pointer.
-     * @param int   $targetLevel Target nesting level.
-     *
-     * @return bool|int True if this is the real end. Int stackPtr to skip to if not.
-     */
-    private function isRealEndOfDeclaration($tokens, $endPtr, $targetLevel)
-    {
-        // Ignore anything within short array definition brackets for now.
-        if ($tokens[$endPtr]['code'] === \T_OPEN_SHORT_ARRAY
-            && (isset($tokens[$endPtr]['bracket_opener'])
-                && $tokens[$endPtr]['bracket_opener'] === $endPtr)
-            && isset($tokens[$endPtr]['bracket_closer'])
-        ) {
-            // Skip forward to the end of the short array definition.
-            return $tokens[$endPtr]['bracket_closer'];
-        }
-
-        // Skip past comma's at a lower nesting level.
-        if ($tokens[$endPtr]['code'] === \T_COMMA) {
-            // Check if a comma is at the nesting level we're targetting.
-            $nestingLevel = 0;
-            if (isset($tokens[$endPtr]['nested_parenthesis']) === true) {
-                $nestingLevel = \count($tokens[$endPtr]['nested_parenthesis']);
-            }
-            if ($nestingLevel > $targetLevel) {
-                return $endPtr;
-            }
-        }
-
-        return true;
-    }
+				$closer = ($nextNonSimple + 1);
+				if ($tokens[$nextNonSimple]['code'] === \T_OPEN_SHORT_ARRAY
+					&& isset($tokens[$nextNonSimple]['bracket_closer']) === true
+				) {
+					$closer = $tokens[$nextNonSimple]['bracket_closer'];
+				} else {
+					$maybeOpener = $phpcsFile->findNext(Tokens::$emptyTokens, ($nextNonSimple + 1), ($end + 1), true);
+					if ($tokens[$maybeOpener]['code'] === \T_OPEN_PARENTHESIS) {
+						$opener = $maybeOpener;
+						if (isset($tokens[$opener]['parenthesis_closer']) === true) {
+							$closer = $tokens[$opener]['parenthesis_closer'];
+						}
+					}
+				}
+
+				if ($closer === $end) {
+					return true;
+				}
+
+				// Examine what comes after the array, if anything.
+				return $this->isStaticValue($phpcsFile, $tokens, ($closer + 1), $end, $nestedArrays);
+
+		}
+
+		// Ok, so this unsafe token was not one of the exceptions, i.e. this is a PHP 5.6+ syntax.
+		return false;
+	}
+
+
+	/**
+	 * Throw an error if a scalar expression is found.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the token to link the error to.
+	 * @param string                $type      Type of usage found.
+	 * @param string                $content   Optional. The value for the declaration as found.
+	 *
+	 * @return void
+	 */
+	protected function throwError(File $phpcsFile, $stackPtr, $type, $content = '')
+	{
+		$error     = static::ERROR_PHRASE;
+		$phrase    = '';
+		$errorCode = 'Found';
+
+		if (isset($this->errorPhrases[$type]) === true) {
+			$errorCode = $this->stringToErrorCode($type) . 'Found';
+			$phrase    = $this->errorPhrases[$type];
+		}
+
+		$data = array($phrase);
+
+		if (empty($content) === false) {
+			$error .= ' Found: %s';
+			$data[] = $content;
+		}
+
+		$phpcsFile->addError($error, $stackPtr, $errorCode, $data);
+	}
+
+
+	/**
+	 * Helper function to find the end of multi variable/constant declarations.
+	 *
+	 * Checks whether a certain part of a declaration needs to be skipped over or
+	 * if it is the real end of the declaration.
+	 *
+	 * @param array $tokens      Token stack of the current file.
+	 * @param int   $endPtr      The token to examine as a candidate end pointer.
+	 * @param int   $targetLevel Target nesting level.
+	 *
+	 * @return bool|int True if this is the real end. Int stackPtr to skip to if not.
+	 */
+	private function isRealEndOfDeclaration($tokens, $endPtr, $targetLevel)
+	{
+		// Ignore anything within short array definition brackets for now.
+		if ($tokens[$endPtr]['code'] === \T_OPEN_SHORT_ARRAY
+			&& (isset($tokens[$endPtr]['bracket_opener'])
+				&& $tokens[$endPtr]['bracket_opener'] === $endPtr)
+			&& isset($tokens[$endPtr]['bracket_closer'])
+		) {
+			// Skip forward to the end of the short array definition.
+			return $tokens[$endPtr]['bracket_closer'];
+		}
+
+		// Skip past comma's at a lower nesting level.
+		if ($tokens[$endPtr]['code'] === \T_COMMA) {
+			// Check if a comma is at the nesting level we're targetting.
+			$nestingLevel = 0;
+			if (isset($tokens[$endPtr]['nested_parenthesis']) === true) {
+				$nestingLevel = \count($tokens[$endPtr]['nested_parenthesis']);
+			}
+			if ($nestingLevel > $targetLevel) {
+				return $endPtr;
+			}
+		}
+
+		return true;
+	}
 }

vendor/phpcompatibility/php-compatibility/PHPCompatibility/Sniffs/InitialValue/NewConstantArraysUsingConstSniff.php

Indentation +43 added lines, -43 removed lines

@@ -28,51 +28,51 @@
 class NewConstantArraysUsingConstSniff extends Sniff
 {
 
-    /**
-     * Returns an array of tokens this test wants to listen for.
-     *
-     * @return array
-     */
-    public function register()
-    {
-        return array(\T_CONST);
-    }
+	/**
+	 * Returns an array of tokens this test wants to listen for.
+	 *
+	 * @return array
+	 */
+	public function register()
+	{
+		return array(\T_CONST);
+	}
 
-    /**
-     * Processes this test, when one of its tokens is encountered.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the current token in the
-     *                                         stack passed in $tokens.
-     *
-     * @return void
-     */
-    public function process(File $phpcsFile, $stackPtr)
-    {
-        if ($this->supportsBelow('5.5') !== true) {
-            return;
-        }
+	/**
+	 * Processes this test, when one of its tokens is encountered.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the current token in the
+	 *                                         stack passed in $tokens.
+	 *
+	 * @return void
+	 */
+	public function process(File $phpcsFile, $stackPtr)
+	{
+		if ($this->supportsBelow('5.5') !== true) {
+			return;
+		}
 
-        $tokens = $phpcsFile->getTokens();
-        $find   = array(
-            \T_ARRAY            => \T_ARRAY,
-            \T_OPEN_SHORT_ARRAY => \T_OPEN_SHORT_ARRAY,
-        );
+		$tokens = $phpcsFile->getTokens();
+		$find   = array(
+			\T_ARRAY            => \T_ARRAY,
+			\T_OPEN_SHORT_ARRAY => \T_OPEN_SHORT_ARRAY,
+		);
 
-        while (($hasArray = $phpcsFile->findNext($find, ($stackPtr + 1), null, false, null, true)) !== false) {
-            $phpcsFile->addError(
-                'Constant arrays using the "const" keyword are not allowed in PHP 5.5 or earlier',
-                $hasArray,
-                'Found'
-            );
+		while (($hasArray = $phpcsFile->findNext($find, ($stackPtr + 1), null, false, null, true)) !== false) {
+			$phpcsFile->addError(
+				'Constant arrays using the "const" keyword are not allowed in PHP 5.5 or earlier',
+				$hasArray,
+				'Found'
+			);
 
-            // Skip past the content of the array.
-            $stackPtr = $hasArray;
-            if ($tokens[$hasArray]['code'] === \T_OPEN_SHORT_ARRAY && isset($tokens[$hasArray]['bracket_closer'])) {
-                $stackPtr = $tokens[$hasArray]['bracket_closer'];
-            } elseif ($tokens[$hasArray]['code'] === \T_ARRAY && isset($tokens[$hasArray]['parenthesis_closer'])) {
-                $stackPtr = $tokens[$hasArray]['parenthesis_closer'];
-            }
-        }
-    }
+			// Skip past the content of the array.
+			$stackPtr = $hasArray;
+			if ($tokens[$hasArray]['code'] === \T_OPEN_SHORT_ARRAY && isset($tokens[$hasArray]['bracket_closer'])) {
+				$stackPtr = $tokens[$hasArray]['bracket_closer'];
+			} elseif ($tokens[$hasArray]['code'] === \T_ARRAY && isset($tokens[$hasArray]['parenthesis_closer'])) {
+				$stackPtr = $tokens[$hasArray]['parenthesis_closer'];
+			}
+		}
+	}
 }

vendor/phpcompatibility/php-compatibility/PHPCompatibility/Sniffs/InitialValue/NewConstantArraysUsingDefineSniff.php

Indentation +58 added lines, -58 removed lines

@@ -28,70 +28,70 @@
 class NewConstantArraysUsingDefineSniff extends Sniff
 {
 
-    /**
-     * Returns an array of tokens this test wants to listen for.
-     *
-     * @return array
-     */
-    public function register()
-    {
-        return array(\T_STRING);
-    }
+	/**
+	 * Returns an array of tokens this test wants to listen for.
+	 *
+	 * @return array
+	 */
+	public function register()
+	{
+		return array(\T_STRING);
+	}
 
-    /**
-     * Processes this test, when one of its tokens is encountered.
-     *
-     * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
-     * @param int                   $stackPtr  The position of the current token in the
-     *                                         stack passed in $tokens.
-     *
-     * @return void
-     */
-    public function process(File $phpcsFile, $stackPtr)
-    {
-        if ($this->supportsBelow('5.6') !== true) {
-            return;
-        }
+	/**
+	 * Processes this test, when one of its tokens is encountered.
+	 *
+	 * @param \PHP_CodeSniffer_File $phpcsFile The file being scanned.
+	 * @param int                   $stackPtr  The position of the current token in the
+	 *                                         stack passed in $tokens.
+	 *
+	 * @return void
+	 */
+	public function process(File $phpcsFile, $stackPtr)
+	{
+		if ($this->supportsBelow('5.6') !== true) {
+			return;
+		}
 
-        $tokens = $phpcsFile->getTokens();
+		$tokens = $phpcsFile->getTokens();
 
-        $ignore = array(
-            \T_DOUBLE_COLON    => true,
-            \T_OBJECT_OPERATOR => true,
-            \T_FUNCTION        => true,
-            \T_CONST           => true,
-        );
+		$ignore = array(
+			\T_DOUBLE_COLON    => true,
+			\T_OBJECT_OPERATOR => true,
+			\T_FUNCTION        => true,
+			\T_CONST           => true,
+		);
 
-        $prevToken = $phpcsFile->findPrevious(\T_WHITESPACE, ($stackPtr - 1), null, true);
-        if (isset($ignore[$tokens[$prevToken]['code']]) === true) {
-            // Not a call to a PHP function.
-            return;
-        }
+		$prevToken = $phpcsFile->findPrevious(\T_WHITESPACE, ($stackPtr - 1), null, true);
+		if (isset($ignore[$tokens[$prevToken]['code']]) === true) {
+			// Not a call to a PHP function.
+			return;
+		}
 
-        $functionLc = strtolower($tokens[$stackPtr]['content']);
-        if ($functionLc !== 'define') {
-            return;
-        }
+		$functionLc = strtolower($tokens[$stackPtr]['content']);
+		if ($functionLc !== 'define') {
+			return;
+		}
 
-        $secondParam = $this->getFunctionCallParameter($phpcsFile, $stackPtr, 2);
-        if (isset($secondParam['start'], $secondParam['end']) === false) {
-            return;
-        }
+		$secondParam = $this->getFunctionCallParameter($phpcsFile, $stackPtr, 2);
+		if (isset($secondParam['start'], $secondParam['end']) === false) {
+			return;
+		}
 
-        $targetNestingLevel = 0;
-        if (isset($tokens[$secondParam['start']]['nested_parenthesis'])) {
-            $targetNestingLevel = \count($tokens[$secondParam['start']]['nested_parenthesis']);
-        }
+		$targetNestingLevel = 0;
+		if (isset($tokens[$secondParam['start']]['nested_parenthesis'])) {
+			$targetNestingLevel = \count($tokens[$secondParam['start']]['nested_parenthesis']);
+		}
 
-        $array = $phpcsFile->findNext(array(\T_ARRAY, \T_OPEN_SHORT_ARRAY), $secondParam['start'], ($secondParam['end'] + 1));
-        if ($array !== false) {
-            if ((isset($tokens[$array]['nested_parenthesis']) === false && $targetNestingLevel === 0) || \count($tokens[$array]['nested_parenthesis']) === $targetNestingLevel) {
-                $phpcsFile->addError(
-                    'Constant arrays using define are not allowed in PHP 5.6 or earlier',
-                    $array,
-                    'Found'
-                );
-            }
-        }
-    }
+		$array = $phpcsFile->findNext(array(\T_ARRAY, \T_OPEN_SHORT_ARRAY), $secondParam['start'], ($secondParam['end'] + 1));
+		if ($array !== false) {
+			if ((isset($tokens[$array]['nested_parenthesis']) === false && $targetNestingLevel === 0) || \count($tokens[$array]['nested_parenthesis']) === $targetNestingLevel) {
+				$phpcsFile->addError(
+					'Constant arrays using define are not allowed in PHP 5.6 or earlier',
+					$array,
+					'Found'
+				);
+			}
+		}
+	}
 }