PHPCompatibility\PHPCSHelper::getMethodParameters()

Complexity

Conditions	42
Paths	490

Size

Total Lines

181

Duplication

Lines	37
Ratio	20.44 %

Importance

Changes

0

<?php
    public static function getMethodParameters(File $phpcsFile, $stackPtr)
    {
        if (version_compare(self::getVersion(), '3.3.0', '>=') === true) {
            return $phpcsFile->getMethodParameters($stackPtr);
        }

        $tokens = $phpcsFile->getTokens();

        // Check for the existence of the token.
        if (isset($tokens[$stackPtr]) === false) {
            return false;
        }

        if ($tokens[$stackPtr]['code'] !== \T_FUNCTION

This code seems to be duplicated across your project.

            && $tokens[$stackPtr]['code'] !== \T_CLOSURE
        ) {
            throw new PHPCS_Exception('$stackPtr must be of type T_FUNCTION or T_CLOSURE');
        }

        $opener = $tokens[$stackPtr]['parenthesis_opener'];
        $closer = $tokens[$stackPtr]['parenthesis_closer'];

        $vars            = array();
        $currVar         = null;
        $paramStart      = ($opener + 1);
        $defaultStart    = null;
        $paramCount      = 0;
        $passByReference = false;
        $variableLength  = false;
        $typeHint        = '';
        $typeHintToken   = false;
        $nullableType    = false;

        for ($i = $paramStart; $i <= $closer; $i++) {
            // Check to see if this token has a parenthesis or bracket opener. If it does
            // it's likely to be an array which might have arguments in it. This
            // could cause problems in our parsing below, so lets just skip to the
            // end of it.
            if (isset($tokens[$i]['parenthesis_opener']) === true) {
                // Don't do this if it's the close parenthesis for the method.
                if ($i !== $tokens[$i]['parenthesis_closer']) {
                    $i = ($tokens[$i]['parenthesis_closer'] + 1);
                }
            }

            if (isset($tokens[$i]['bracket_opener']) === true) {
                // Don't do this if it's the close parenthesis for the method.
                if ($i !== $tokens[$i]['bracket_closer']) {
                    $i = ($tokens[$i]['bracket_closer'] + 1);
                }
            }

            switch ($tokens[$i]['type']) {
                case 'T_BITWISE_AND':
                    if ($defaultStart === null) {
                        $passByReference = true;
                    }
                    break;
                case 'T_VARIABLE':
                    $currVar = $i;
                    break;
                case 'T_ELLIPSIS':
                    $variableLength = true;
                    break;
                case 'T_ARRAY_HINT': // Pre-PHPCS 3.3.0.
                case 'T_CALLABLE':
                    if ($typeHintToken === false) {
                        $typeHintToken = $i;
                    }

                    $typeHint .= $tokens[$i]['content'];
                    break;
                case 'T_SELF':
                case 'T_PARENT':
                case 'T_STATIC':

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                    // Self and parent are valid, static invalid, but was probably intended as type hint.
                    if (isset($defaultStart) === false) {
                        if ($typeHintToken === false) {
                            $typeHintToken = $i;
                        }

                        $typeHint .= $tokens[$i]['content'];
                    }
                    break;
                case 'T_STRING':
                    // This is a string, so it may be a type hint, but it could
                    // also be a constant used as a default value.
                    $prevComma = false;
                    for ($t = $i; $t >= $opener; $t--) {

This code seems to be duplicated across your project.

                        if ($tokens[$t]['code'] === \T_COMMA) {
                            $prevComma = $t;
                            break;
                        }
                    }

                    if ($prevComma !== false) {
                        $nextEquals = false;
                        for ($t = $prevComma; $t < $i; $t++) {

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                            if ($tokens[$t]['code'] === \T_EQUAL) {
                                $nextEquals = $t;
                                break;
                            }
                        }

                        if ($nextEquals !== false) {
                            break;
                        }
                    }

                    if ($defaultStart === null) {
                        if ($typeHintToken === false) {
                            $typeHintToken = $i;
                        }

                        $typeHint .= $tokens[$i]['content'];
                    }
                    break;
                case 'T_NS_SEPARATOR':

This code seems to be duplicated across your project.

                    // Part of a type hint or default value.
                    if ($defaultStart === null) {
                        if ($typeHintToken === false) {
                            $typeHintToken = $i;
                        }

                        $typeHint .= $tokens[$i]['content'];
                    }
                    break;
                case 'T_NULLABLE':
                case 'T_INLINE_THEN': // Pre-PHPCS 2.8.0.
                    if ($defaultStart === null) {
                        $nullableType = true;
                        $typeHint    .= $tokens[$i]['content'];
                    }
                    break;
                case 'T_CLOSE_PARENTHESIS':
                case 'T_COMMA':
                    // If it's null, then there must be no parameters for this
                    // method.
                    if ($currVar === null) {
                        break;
                    }

                    $vars[$paramCount]            = array();
                    $vars[$paramCount]['token']   = $currVar;
                    $vars[$paramCount]['name']    = $tokens[$currVar]['content'];
                    $vars[$paramCount]['content'] = trim($phpcsFile->getTokensAsString($paramStart, ($i - $paramStart)));

                    if ($defaultStart !== null) {
                        $vars[$paramCount]['default'] = trim(
                            $phpcsFile->getTokensAsString(
                                $defaultStart,
                                ($i - $defaultStart)
                            )
                        );
                    }

                    $vars[$paramCount]['pass_by_reference'] = $passByReference;
                    $vars[$paramCount]['variable_length']   = $variableLength;
                    $vars[$paramCount]['type_hint']         = $typeHint;
                    $vars[$paramCount]['type_hint_token']   = $typeHintToken;
                    $vars[$paramCount]['nullable_type']     = $nullableType;

                    // Reset the vars, as we are about to process the next parameter.
                    $defaultStart    = null;
                    $paramStart      = ($i + 1);
                    $passByReference = false;
                    $variableLength  = false;
                    $typeHint        = '';
                    $typeHintToken   = false;
                    $nullableType    = false;

                    $paramCount++;
                    break;
                case 'T_EQUAL':
                    $defaultStart = ($i + 1);
                    break;
            }//end switch
        }//end for

        return $vars;
    }
}