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<?php |
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/** |
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* The base tokenizer class. |
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* |
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* @author Greg Sherwood <[email protected]> |
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* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600) |
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* @license https://github.com/squizlabs/Symplify\PHP7_CodeSniffer/blob/master/licence.txt BSD Licence |
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*/ |
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namespace Symplify\PHP7_CodeSniffer\Tokenizers; |
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use Symplify\PHP7_CodeSniffer\RuntimeException; |
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use Symplify\PHP7_CodeSniffer\Util; |
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abstract class Tokenizer |
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{ |
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/** |
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* The config data for the run. |
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* |
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* @var \Symplify\PHP7_CodeSniffer\Config |
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*/ |
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protected $config = null; |
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/** |
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* The EOL char used in the content. |
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* |
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* @var string |
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*/ |
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protected $eolChar = array(); |
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/** |
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* A token-based representation of the content. |
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* |
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* @var array |
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*/ |
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protected $tokens = array(); |
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/** |
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* Known lengths of tokens. |
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* |
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* @var array<int, int> |
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*/ |
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public $knownLengths = array(); |
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/** |
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* A list of lines being ignored due to error suppression comments. |
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* |
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* @var array |
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*/ |
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public $ignoredLines = array(); |
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/** |
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* Initialise and run the tokenizer. |
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* |
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* @param string $content The content to tokenize, |
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* @param \Symplify\PHP7_CodeSniffer\Config | null $config The config data for the run. |
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* @param string $eolChar The EOL char used in the content. |
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* |
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* @return void |
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* @throws TokenizerException If the file appears to be minified. |
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*/ |
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public function __construct($content, $config, $eolChar='\n') |
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{ |
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$this->eolChar = $eolChar; |
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$this->config = $config; |
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$this->tokens = $this->tokenize($content); |
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if ($config === null) { |
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return; |
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} |
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$this->createPositionMap(); |
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$this->createTokenMap(); |
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$this->createParenthesisNestingMap(); |
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$this->createScopeMap(); |
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$this->createLevelMap(); |
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// Allow the tokenizer to do additional processing if required. |
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$this->processAdditional(); |
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}//end __construct() |
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/** |
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* Checks the content to see if it looks minified. |
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* |
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* @param string $content The content to tokenize, |
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* @param string $eolChar The EOL char used in the content. |
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* |
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* @return boolean |
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*/ |
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protected function isMinifiedContent($content, $eolChar='\n') |
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{ |
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// Minified files often have a very large number of characters per line |
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// and cause issues when tokenizing. |
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$numChars = strlen($content); |
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$numLines = (substr_count($content, $eolChar) + 1); |
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$average = ($numChars / $numLines); |
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if ($average > 100) { |
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return true; |
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} |
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return false; |
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}//end isMinifiedContent() |
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/** |
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* Gets the array of tokens. |
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* |
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* @return array |
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*/ |
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public function getTokens() |
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{ |
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return $this->tokens; |
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}//end getTokens() |
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/** |
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* Creates an array of tokens when given some content. |
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* |
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* @param string $string The string to tokenize. |
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* |
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* @return array |
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*/ |
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abstract protected function tokenize($string); |
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/** |
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* Performs additional processing after main tokenizing. |
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* |
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* @return void |
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*/ |
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abstract protected function processAdditional(); |
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/** |
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* Sets token position information. |
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* |
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* Can also convert tabs into spaces. Each tab can represent between |
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* 1 and $width spaces, so this cannot be a straight string replace. |
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* |
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* @return void |
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*/ |
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private function createPositionMap() |
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{ |
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$currColumn = 1; |
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$lineNumber = 1; |
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$eolLen = (strlen($this->eolChar) * -1); |
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$ignoring = false; |
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$inTests = defined('Symplify\PHP7_CodeSniffer_IN_TESTS'); |
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$this->tokensWithTabs = array( |
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T_WHITESPACE => true, |
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T_COMMENT => true, |
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T_DOC_COMMENT => true, |
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T_DOC_COMMENT_WHITESPACE => true, |
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T_DOC_COMMENT_STRING => true, |
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T_CONSTANT_ENCAPSED_STRING => true, |
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T_DOUBLE_QUOTED_STRING => true, |
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T_HEREDOC => true, |
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T_NOWDOC => true, |
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T_INLINE_HTML => true, |
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); |
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$this->numTokens = count($this->tokens); |
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for ($i = 0; $i < $this->numTokens; $i++) { |
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$this->tokens[$i]['line'] = $lineNumber; |
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$this->tokens[$i]['column'] = $currColumn; |
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if (isset($this->knownLengths[$this->tokens[$i]['code']]) === true) { |
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// There are no tabs in the tokens we know the length of. |
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$length = $this->knownLengths[$this->tokens[$i]['code']]; |
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$currColumn += $length; |
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} else if ($this->config->tabWidth === 0 |
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|| isset($this->tokensWithTabs[$this->tokens[$i]['code']]) === false |
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|| strpos($this->tokens[$i]['content'], "\t") === false |
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) { |
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$length = strlen($this->tokens[$i]['content']); |
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$currColumn += $length; |
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} else { |
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$this->replaceTabsInToken($this->tokens[$i]); |
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$length = $this->tokens[$i]['length']; |
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$currColumn += $length; |
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}//end if |
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$this->tokens[$i]['length'] = $length; |
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if (isset($this->knownLengths[$this->tokens[$i]['code']]) === false |
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&& strpos($this->tokens[$i]['content'], $this->eolChar) !== false |
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) { |
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$lineNumber++; |
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$currColumn = 1; |
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// Newline chars are not counted in the token length. |
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$this->tokens[$i]['length'] += $eolLen; |
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} |
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if ($this->tokens[$i]['code'] === T_COMMENT |
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|| $this->tokens[$i]['code'] === T_DOC_COMMENT_TAG |
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|| ($inTests === true && $this->tokens[$i]['code'] === T_INLINE_HTML) |
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) { |
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if (strpos($this->tokens[$i]['content'], '@codingStandards') !== false) { |
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if ($ignoring === false |
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&& strpos($this->tokens[$i]['content'], '@codingStandardsIgnoreStart') !== false |
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) { |
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$ignoring = true; |
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} else if ($ignoring === true |
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&& strpos($this->tokens[$i]['content'], '@codingStandardsIgnoreEnd') !== false |
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) { |
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$ignoring = false; |
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// Ignore this comment too. |
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$this->ignoredLines[$this->tokens[$i]['line']] = true; |
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} else if ($ignoring === false |
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&& strpos($this->tokens[$i]['content'], '@codingStandardsIgnoreLine') !== false |
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) { |
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$this->ignoredLines[($this->tokens[$i]['line'] + 1)] = true; |
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// Ignore this comment too. |
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$this->ignoredLines[$this->tokens[$i]['line']] = true; |
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} |
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} |
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}//end if |
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if ($ignoring === true) { |
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$this->ignoredLines[$this->tokens[$i]['line']] = true; |
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} |
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}//end for |
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}//end createPositionMap() |
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/** |
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* Replaces tabs in original token content with spaces. |
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* |
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* Each tab can represent between 1 and $config->tabWidth spaces, |
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* so this cannot be a straight string replace. The original content |
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* is placed into an orig_content index and the new token length is also |
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* set in the length index. |
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* |
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* @param array $token The token to replace tabs inside. |
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* @param string $prefix The character to use to represent the start of a tab. |
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* @param string $padding The character to use to represent the end of a tab. |
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* |
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* @return void |
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*/ |
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public function replaceTabsInToken(&$token, $prefix=' ', $padding=' ') |
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{ |
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$currColumn = $token['column']; |
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$tabWidth = $this->config->tabWidth; |
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if ($tabWidth === 0) { |
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$tabWidth = 1; |
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} |
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if (str_replace("\t", '', $token['content']) === '') { |
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// String only contains tabs, so we can shortcut the process. |
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$numTabs = strlen($token['content']); |
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$newContent = ''; |
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$firstTabSize = ($tabWidth - ($currColumn % $tabWidth) + 1); |
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$length = ($firstTabSize + ($tabWidth * ($numTabs - 1))); |
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$currColumn += $length; |
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$newContent = $prefix.str_repeat($padding, ($length - 1)); |
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} else { |
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// We need to determine the length of each tab. |
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$tabs = explode("\t", $token['content']); |
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$numTabs = (count($tabs) - 1); |
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$tabNum = 0; |
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$newContent = ''; |
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$length = 0; |
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foreach ($tabs as $content) { |
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if ($content !== '') { |
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$newContent .= $content; |
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$contentLength = strlen($content); |
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$currColumn += $contentLength; |
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$length += $contentLength; |
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} |
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// The last piece of content does not have a tab after it. |
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if ($tabNum === $numTabs) { |
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break; |
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} |
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// Process the tab that comes after the content. |
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$lastCurrColumn = $currColumn; |
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$tabNum++; |
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// Move the pointer to the next tab stop. |
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if (($currColumn % $tabWidth) === 0) { |
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// This is the first tab, and we are already at a |
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// tab stop, so this tab counts as a single space. |
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$currColumn++; |
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} else { |
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$currColumn++; |
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while (($currColumn % $tabWidth) !== 0) { |
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$currColumn++; |
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} |
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$currColumn++; |
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} |
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$length += ($currColumn - $lastCurrColumn); |
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$newContent .= $prefix.str_repeat($padding, ($currColumn - $lastCurrColumn - 1)); |
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}//end foreach |
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}//end if |
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$token['orig_content'] = $token['content']; |
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$token['content'] = $newContent; |
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$token['length'] = $length; |
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}//end replaceTabsInToken() |
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/** |
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* Creates a map of brackets positions. |
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* |
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* @return void |
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*/ |
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326
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private function createTokenMap() |
|
327
|
|
|
{ |
|
328
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
329
|
|
|
echo "\t*** START TOKEN MAP ***".PHP_EOL; |
|
330
|
|
|
} |
|
331
|
|
|
|
|
332
|
|
|
$squareOpeners = array(); |
|
333
|
|
|
$curlyOpeners = array(); |
|
334
|
|
|
$this->numTokens = count($this->tokens); |
|
|
|
|
|
|
335
|
|
|
|
|
336
|
|
|
$openers = array(); |
|
337
|
|
|
$openOwner = null; |
|
338
|
|
|
|
|
339
|
|
|
for ($i = 0; $i < $this->numTokens; $i++) { |
|
|
|
|
|
|
340
|
|
|
/* |
|
341
|
|
|
Parenthesis mapping. |
|
342
|
|
|
*/ |
|
343
|
|
|
|
|
344
|
|
|
if (isset(Util\Tokens::$parenthesisOpeners[$this->tokens[$i]['code']]) === true) { |
|
345
|
|
|
$this->tokens[$i]['parenthesis_opener'] = null; |
|
346
|
|
|
$this->tokens[$i]['parenthesis_closer'] = null; |
|
347
|
|
|
$this->tokens[$i]['parenthesis_owner'] = $i; |
|
348
|
|
|
$openOwner = $i; |
|
349
|
|
|
} else if ($this->tokens[$i]['code'] === T_OPEN_PARENTHESIS) { |
|
350
|
|
|
$openers[] = $i; |
|
351
|
|
|
$this->tokens[$i]['parenthesis_opener'] = $i; |
|
352
|
|
|
if ($openOwner !== null) { |
|
353
|
|
|
$this->tokens[$openOwner]['parenthesis_opener'] = $i; |
|
354
|
|
|
$this->tokens[$i]['parenthesis_owner'] = $openOwner; |
|
355
|
|
|
$openOwner = null; |
|
356
|
|
|
} |
|
357
|
|
|
} else if ($this->tokens[$i]['code'] === T_CLOSE_PARENTHESIS) { |
|
358
|
|
|
// Did we set an owner for this set of parenthesis? |
|
359
|
|
|
$numOpeners = count($openers); |
|
360
|
|
|
if ($numOpeners !== 0) { |
|
361
|
|
|
$opener = array_pop($openers); |
|
362
|
|
|
if (isset($this->tokens[$opener]['parenthesis_owner']) === true) { |
|
363
|
|
|
$owner = $this->tokens[$opener]['parenthesis_owner']; |
|
364
|
|
|
|
|
365
|
|
|
$this->tokens[$owner]['parenthesis_closer'] = $i; |
|
366
|
|
|
$this->tokens[$i]['parenthesis_owner'] = $owner; |
|
367
|
|
|
} |
|
368
|
|
|
|
|
369
|
|
|
$this->tokens[$i]['parenthesis_opener'] = $opener; |
|
370
|
|
|
$this->tokens[$i]['parenthesis_closer'] = $i; |
|
371
|
|
|
$this->tokens[$opener]['parenthesis_closer'] = $i; |
|
372
|
|
|
} |
|
373
|
|
|
}//end if |
|
374
|
|
|
|
|
375
|
|
|
/* |
|
376
|
|
|
Bracket mapping. |
|
377
|
|
|
*/ |
|
378
|
|
|
|
|
379
|
|
|
switch ($this->tokens[$i]['code']) { |
|
380
|
|
|
case T_OPEN_SQUARE_BRACKET: |
|
381
|
|
|
$squareOpeners[] = $i; |
|
382
|
|
|
|
|
383
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
384
|
|
|
echo str_repeat("\t", count($squareOpeners)); |
|
385
|
|
|
echo str_repeat("\t", count($curlyOpeners)); |
|
386
|
|
|
echo "=> Found square bracket opener at $i".PHP_EOL; |
|
387
|
|
|
} |
|
388
|
|
|
break; |
|
389
|
|
|
case T_OPEN_CURLY_BRACKET: |
|
390
|
|
|
if (isset($this->tokens[$i]['scope_closer']) === false) { |
|
391
|
|
|
$curlyOpeners[] = $i; |
|
392
|
|
|
|
|
393
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
394
|
|
|
echo str_repeat("\t", count($squareOpeners)); |
|
395
|
|
|
echo str_repeat("\t", count($curlyOpeners)); |
|
396
|
|
|
echo "=> Found curly bracket opener at $i".PHP_EOL; |
|
397
|
|
|
} |
|
398
|
|
|
} |
|
399
|
|
|
break; |
|
400
|
|
|
case T_CLOSE_SQUARE_BRACKET: |
|
401
|
|
|
if (empty($squareOpeners) === false) { |
|
402
|
|
|
$opener = array_pop($squareOpeners); |
|
403
|
|
|
$this->tokens[$i]['bracket_opener'] = $opener; |
|
404
|
|
|
$this->tokens[$i]['bracket_closer'] = $i; |
|
405
|
|
|
$this->tokens[$opener]['bracket_opener'] = $opener; |
|
406
|
|
|
$this->tokens[$opener]['bracket_closer'] = $i; |
|
407
|
|
|
|
|
408
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
409
|
|
|
echo str_repeat("\t", count($squareOpeners)); |
|
410
|
|
|
echo str_repeat("\t", count($curlyOpeners)); |
|
411
|
|
|
echo "\t=> Found square bracket closer at $i for $opener".PHP_EOL; |
|
412
|
|
|
} |
|
413
|
|
|
} |
|
414
|
|
|
break; |
|
415
|
|
|
case T_CLOSE_CURLY_BRACKET: |
|
416
|
|
|
if (empty($curlyOpeners) === false |
|
417
|
|
|
&& isset($this->tokens[$i]['scope_opener']) === false |
|
418
|
|
|
) { |
|
419
|
|
|
$opener = array_pop($curlyOpeners); |
|
420
|
|
|
$this->tokens[$i]['bracket_opener'] = $opener; |
|
421
|
|
|
$this->tokens[$i]['bracket_closer'] = $i; |
|
422
|
|
|
$this->tokens[$opener]['bracket_opener'] = $opener; |
|
423
|
|
|
$this->tokens[$opener]['bracket_closer'] = $i; |
|
424
|
|
|
|
|
425
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
426
|
|
|
echo str_repeat("\t", count($squareOpeners)); |
|
427
|
|
|
echo str_repeat("\t", count($curlyOpeners)); |
|
428
|
|
|
echo "\t=> Found curly bracket closer at $i for $opener".PHP_EOL; |
|
429
|
|
|
} |
|
430
|
|
|
} |
|
431
|
|
|
break; |
|
432
|
|
|
default: |
|
433
|
|
|
continue; |
|
434
|
|
|
}//end switch |
|
435
|
|
|
}//end for |
|
436
|
|
|
|
|
437
|
|
|
// Cleanup for any openers that we didn't find closers for. |
|
438
|
|
|
// This typically means there was a syntax error breaking things. |
|
439
|
|
|
foreach ($openers as $opener) { |
|
440
|
|
|
unset($this->tokens[$opener]['parenthesis_opener']); |
|
441
|
|
|
unset($this->tokens[$opener]['parenthesis_owner']); |
|
442
|
|
|
} |
|
443
|
|
|
|
|
444
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
445
|
|
|
echo "\t*** END TOKEN MAP ***".PHP_EOL; |
|
446
|
|
|
} |
|
447
|
|
|
|
|
448
|
|
|
}//end createTokenMap() |
|
449
|
|
|
|
|
450
|
|
|
|
|
451
|
|
|
/** |
|
452
|
|
|
* Creates a map for the parenthesis tokens that surround other tokens. |
|
453
|
|
|
* |
|
454
|
|
|
* @return void |
|
455
|
|
|
*/ |
|
456
|
|
|
private function createParenthesisNestingMap() |
|
457
|
|
|
{ |
|
458
|
|
|
$map = array(); |
|
459
|
|
|
for ($i = 0; $i < $this->numTokens; $i++) { |
|
|
|
|
|
|
460
|
|
|
if (isset($this->tokens[$i]['parenthesis_opener']) === true |
|
461
|
|
|
&& $i === $this->tokens[$i]['parenthesis_opener'] |
|
462
|
|
|
) { |
|
463
|
|
|
if (empty($map) === false) { |
|
464
|
|
|
$this->tokens[$i]['nested_parenthesis'] = $map; |
|
465
|
|
|
} |
|
466
|
|
|
|
|
467
|
|
|
if (isset($this->tokens[$i]['parenthesis_closer']) === true) { |
|
468
|
|
|
$map[$this->tokens[$i]['parenthesis_opener']] |
|
469
|
|
|
= $this->tokens[$i]['parenthesis_closer']; |
|
470
|
|
|
} |
|
471
|
|
|
} else if (isset($this->tokens[$i]['parenthesis_closer']) === true |
|
472
|
|
|
&& $i === $this->tokens[$i]['parenthesis_closer'] |
|
473
|
|
|
) { |
|
474
|
|
|
array_pop($map); |
|
475
|
|
|
if (empty($map) === false) { |
|
476
|
|
|
$this->tokens[$i]['nested_parenthesis'] = $map; |
|
477
|
|
|
} |
|
478
|
|
|
} else { |
|
479
|
|
|
if (empty($map) === false) { |
|
480
|
|
|
$this->tokens[$i]['nested_parenthesis'] = $map; |
|
481
|
|
|
} |
|
482
|
|
|
}//end if |
|
483
|
|
|
}//end for |
|
484
|
|
|
|
|
485
|
|
|
}//end createParenthesisNestingMap() |
|
486
|
|
|
|
|
487
|
|
|
|
|
488
|
|
|
/** |
|
489
|
|
|
* Creates a scope map of tokens that open scopes. |
|
490
|
|
|
* |
|
491
|
|
|
* @return void |
|
492
|
|
|
* @see recurseScopeMap() |
|
493
|
|
|
*/ |
|
494
|
|
|
private function createScopeMap() |
|
495
|
|
|
{ |
|
496
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
497
|
|
|
echo "\t*** START SCOPE MAP ***".PHP_EOL; |
|
498
|
|
|
} |
|
499
|
|
|
|
|
500
|
|
|
for ($i = 0; $i < $this->numTokens; $i++) { |
|
|
|
|
|
|
501
|
|
|
// Check to see if the current token starts a new scope. |
|
502
|
|
|
if (isset($this->scopeOpeners[$this->tokens[$i]['code']]) === true) { |
|
|
|
|
|
|
503
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
504
|
|
|
$type = $this->tokens[$i]['type']; |
|
505
|
|
|
$content = Util\Common::prepareForOutput($this->tokens[$i]['content']); |
|
506
|
|
|
echo "\tStart scope map at $i:$type => $content".PHP_EOL; |
|
507
|
|
|
} |
|
508
|
|
|
|
|
509
|
|
|
if (isset($this->tokens[$i]['scope_condition']) === true) { |
|
510
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
511
|
|
|
echo "\t* already processed, skipping *".PHP_EOL; |
|
512
|
|
|
} |
|
513
|
|
|
|
|
514
|
|
|
continue; |
|
515
|
|
|
} |
|
516
|
|
|
|
|
517
|
|
|
$i = $this->recurseScopeMap($i); |
|
518
|
|
|
}//end if |
|
519
|
|
|
}//end for |
|
520
|
|
|
|
|
521
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
522
|
|
|
echo "\t*** END SCOPE MAP ***".PHP_EOL; |
|
523
|
|
|
} |
|
524
|
|
|
|
|
525
|
|
|
}//end createScopeMap() |
|
526
|
|
|
|
|
527
|
|
|
|
|
528
|
|
|
/** |
|
529
|
|
|
* Recurses though the scope openers to build a scope map. |
|
530
|
|
|
* |
|
531
|
|
|
* @param int $stackPtr The position in the stack of the token that |
|
532
|
|
|
* opened the scope (eg. an IF token or FOR token). |
|
533
|
|
|
* @param int $depth How many scope levels down we are. |
|
534
|
|
|
* @param int $ignore How many curly braces we are ignoring. |
|
535
|
|
|
* |
|
536
|
|
|
* @return int The position in the stack that closed the scope. |
|
537
|
|
|
*/ |
|
538
|
|
|
private function recurseScopeMap($stackPtr, $depth=1, &$ignore=0) |
|
539
|
|
|
{ |
|
540
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
541
|
|
|
echo str_repeat("\t", $depth); |
|
542
|
|
|
echo "=> Begin scope map recursion at token $stackPtr with depth $depth".PHP_EOL; |
|
543
|
|
|
} |
|
544
|
|
|
|
|
545
|
|
|
$opener = null; |
|
546
|
|
|
$currType = $this->tokens[$stackPtr]['code']; |
|
547
|
|
|
$startLine = $this->tokens[$stackPtr]['line']; |
|
548
|
|
|
|
|
549
|
|
|
// We will need this to restore the value if we end up |
|
550
|
|
|
// returning a token ID that causes our calling function to go back |
|
551
|
|
|
// over already ignored braces. |
|
552
|
|
|
$originalIgnore = $ignore; |
|
553
|
|
|
|
|
554
|
|
|
// If the start token for this scope opener is the same as |
|
555
|
|
|
// the scope token, we have already found our opener. |
|
556
|
|
|
if (isset($this->scopeOpeners[$currType]['start'][$currType]) === true) { |
|
557
|
|
|
$opener = $stackPtr; |
|
558
|
|
|
} |
|
559
|
|
|
|
|
560
|
|
|
for ($i = ($stackPtr + 1); $i < $this->numTokens; $i++) { |
|
|
|
|
|
|
561
|
|
|
$tokenType = $this->tokens[$i]['code']; |
|
562
|
|
|
|
|
563
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
564
|
|
|
$type = $this->tokens[$i]['type']; |
|
565
|
|
|
$line = $this->tokens[$i]['line']; |
|
566
|
|
|
$content = Util\Common::prepareForOutput($this->tokens[$i]['content']); |
|
567
|
|
|
|
|
568
|
|
|
echo str_repeat("\t", $depth); |
|
569
|
|
|
echo "Process token $i on line $line ["; |
|
570
|
|
|
if ($opener !== null) { |
|
571
|
|
|
echo "opener:$opener;"; |
|
572
|
|
|
} |
|
573
|
|
|
|
|
574
|
|
|
if ($ignore > 0) { |
|
575
|
|
|
echo "ignore=$ignore;"; |
|
576
|
|
|
} |
|
577
|
|
|
|
|
578
|
|
|
echo "]: $type => $content".PHP_EOL; |
|
579
|
|
|
}//end if |
|
580
|
|
|
|
|
581
|
|
|
// Very special case for IF statements in PHP that can be defined without |
|
582
|
|
|
// scope tokens. E.g., if (1) 1; 1 ? (1 ? 1 : 1) : 1; |
|
|
|
|
|
|
583
|
|
|
// If an IF statement below this one has an opener but no |
|
584
|
|
|
// keyword, the opener will be incorrectly assigned to this IF statement. |
|
585
|
|
|
if (($currType === T_IF || $currType === T_ELSE) |
|
586
|
|
|
&& $opener === null |
|
587
|
|
|
&& $this->tokens[$i]['code'] === T_SEMICOLON |
|
588
|
|
|
) { |
|
589
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
590
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
591
|
|
|
echo str_repeat("\t", $depth); |
|
592
|
|
|
echo "=> Found semicolon before scope opener for $stackPtr:$type, bailing".PHP_EOL; |
|
593
|
|
|
} |
|
594
|
|
|
|
|
595
|
|
|
return $i; |
|
596
|
|
|
} |
|
597
|
|
|
|
|
598
|
|
|
// Special case for PHP control structures that have no braces. |
|
599
|
|
|
// If we find a curly brace closer before we find the opener, |
|
600
|
|
|
// we're not going to find an opener. That closer probably belongs to |
|
601
|
|
|
// a control structure higher up. |
|
602
|
|
|
if ($opener === null |
|
603
|
|
|
&& $ignore === 0 |
|
604
|
|
|
&& $tokenType === T_CLOSE_CURLY_BRACKET |
|
605
|
|
|
&& isset($this->scopeOpeners[$currType]['end'][$tokenType]) === true |
|
606
|
|
|
) { |
|
607
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
608
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
609
|
|
|
echo str_repeat("\t", $depth); |
|
610
|
|
|
echo "=> Found curly brace closer before scope opener for $stackPtr:$type, bailing".PHP_EOL; |
|
611
|
|
|
} |
|
612
|
|
|
|
|
613
|
|
|
return ($i - 1); |
|
614
|
|
|
} |
|
615
|
|
|
|
|
616
|
|
|
if ($opener !== null |
|
617
|
|
|
&& (isset($this->tokens[$i]['scope_opener']) === false |
|
618
|
|
|
|| $this->scopeOpeners[$this->tokens[$stackPtr]['code']]['shared'] === true) |
|
619
|
|
|
&& isset($this->scopeOpeners[$currType]['end'][$tokenType]) === true |
|
620
|
|
|
) { |
|
621
|
|
|
if ($ignore > 0 && $tokenType === T_CLOSE_CURLY_BRACKET) { |
|
622
|
|
|
// The last opening bracket must have been for a string |
|
623
|
|
|
// offset or alike, so let's ignore it. |
|
624
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
625
|
|
|
echo str_repeat("\t", $depth); |
|
626
|
|
|
echo '* finished ignoring curly brace *'.PHP_EOL; |
|
627
|
|
|
} |
|
628
|
|
|
|
|
629
|
|
|
$ignore--; |
|
630
|
|
|
continue; |
|
631
|
|
|
} else if ($this->tokens[$opener]['code'] === T_OPEN_CURLY_BRACKET |
|
632
|
|
|
&& $tokenType !== T_CLOSE_CURLY_BRACKET |
|
633
|
|
|
) { |
|
634
|
|
|
// The opener is a curly bracket so the closer must be a curly bracket as well. |
|
635
|
|
|
// We ignore this closer to handle cases such as T_ELSE or T_ELSEIF being considered |
|
636
|
|
|
// a closer of T_IF when it should not. |
|
637
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
638
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
639
|
|
|
echo str_repeat("\t", $depth); |
|
640
|
|
|
echo "=> Ignoring non-curly scope closer for $stackPtr:$type".PHP_EOL; |
|
641
|
|
|
} |
|
642
|
|
|
} else { |
|
643
|
|
|
$scopeCloser = $i; |
|
644
|
|
|
$todo = array( |
|
645
|
|
|
$stackPtr, |
|
646
|
|
|
$opener, |
|
647
|
|
|
); |
|
648
|
|
|
|
|
649
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
650
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
651
|
|
|
$closerType = $this->tokens[$scopeCloser]['type']; |
|
652
|
|
|
echo str_repeat("\t", $depth); |
|
653
|
|
|
echo "=> Found scope closer ($scopeCloser:$closerType) for $stackPtr:$type".PHP_EOL; |
|
654
|
|
|
} |
|
655
|
|
|
|
|
656
|
|
|
$validCloser = true; |
|
657
|
|
|
if (($this->tokens[$stackPtr]['code'] === T_IF || $this->tokens[$stackPtr]['code'] === T_ELSEIF) |
|
658
|
|
|
&& ($tokenType === T_ELSE || $tokenType === T_ELSEIF) |
|
659
|
|
|
) { |
|
660
|
|
|
// To be a closer, this token must have an opener. |
|
661
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
662
|
|
|
echo str_repeat("\t", $depth); |
|
663
|
|
|
echo "* closer needs to be tested *".PHP_EOL; |
|
664
|
|
|
} |
|
665
|
|
|
|
|
666
|
|
|
$i = self::recurseScopeMap($i, ($depth + 1), $ignore); |
|
667
|
|
|
|
|
668
|
|
|
if (isset($this->tokens[$scopeCloser]['scope_opener']) === false) { |
|
669
|
|
|
$validCloser = false; |
|
670
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
671
|
|
|
echo str_repeat("\t", $depth); |
|
672
|
|
|
echo "* closer is not valid (no opener found) *".PHP_EOL; |
|
673
|
|
|
} |
|
674
|
|
|
} else if ($this->tokens[$this->tokens[$scopeCloser]['scope_opener']]['code'] !== $this->tokens[$opener]['code']) { |
|
675
|
|
|
$validCloser = false; |
|
676
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
677
|
|
|
echo str_repeat("\t", $depth); |
|
678
|
|
|
$type = $this->tokens[$this->tokens[$scopeCloser]['scope_opener']]['type']; |
|
679
|
|
|
$openerType = $this->tokens[$opener]['type']; |
|
680
|
|
|
echo "* closer is not valid (mismatched opener type; $type != $openerType) *".PHP_EOL; |
|
681
|
|
|
} |
|
682
|
|
|
} else if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
683
|
|
|
echo str_repeat("\t", $depth); |
|
684
|
|
|
echo "* closer was valid *".PHP_EOL; |
|
685
|
|
|
} |
|
686
|
|
|
} else { |
|
687
|
|
|
// The closer was not processed, so we need to |
|
688
|
|
|
// complete that token as well. |
|
689
|
|
|
$todo[] = $scopeCloser; |
|
690
|
|
|
}//end if |
|
691
|
|
|
|
|
692
|
|
|
if ($validCloser === true) { |
|
693
|
|
|
foreach ($todo as $token) { |
|
694
|
|
|
$this->tokens[$token]['scope_condition'] = $stackPtr; |
|
695
|
|
|
$this->tokens[$token]['scope_opener'] = $opener; |
|
696
|
|
|
$this->tokens[$token]['scope_closer'] = $scopeCloser; |
|
697
|
|
|
} |
|
698
|
|
|
|
|
699
|
|
|
if ($this->scopeOpeners[$this->tokens[$stackPtr]['code']]['shared'] === true) { |
|
700
|
|
|
// As we are going back to where we started originally, restore |
|
701
|
|
|
// the ignore value back to its original value. |
|
702
|
|
|
$ignore = $originalIgnore; |
|
703
|
|
|
return $opener; |
|
704
|
|
|
} else if ($scopeCloser === $i |
|
705
|
|
|
&& isset($this->scopeOpeners[$tokenType]) === true |
|
706
|
|
|
) { |
|
707
|
|
|
// Unset scope_condition here or else the token will appear to have |
|
708
|
|
|
// already been processed, and it will be skipped. Normally we want that, |
|
709
|
|
|
// but in this case, the token is both a closer and an opener, so |
|
710
|
|
|
// it needs to act like an opener. This is also why we return the |
|
711
|
|
|
// token before this one; so the closer has a chance to be processed |
|
712
|
|
|
// a second time, but as an opener. |
|
713
|
|
|
unset($this->tokens[$scopeCloser]['scope_condition']); |
|
714
|
|
|
return ($i - 1); |
|
715
|
|
|
} else { |
|
716
|
|
|
return $i; |
|
717
|
|
|
} |
|
718
|
|
|
} else { |
|
719
|
|
|
continue; |
|
720
|
|
|
}//end if |
|
721
|
|
|
}//end if |
|
722
|
|
|
}//end if |
|
723
|
|
|
|
|
724
|
|
|
// Is this an opening condition ? |
|
725
|
|
|
if (isset($this->scopeOpeners[$tokenType]) === true) { |
|
726
|
|
|
if ($opener === null) { |
|
727
|
|
|
if ($tokenType === T_USE) { |
|
728
|
|
|
// PHP use keywords are special because they can be |
|
729
|
|
|
// used as blocks but also inline in function definitions. |
|
730
|
|
|
// So if we find them nested inside another opener, just skip them. |
|
731
|
|
|
continue; |
|
732
|
|
|
} |
|
733
|
|
|
|
|
734
|
|
|
if ($tokenType === T_FUNCTION |
|
735
|
|
|
&& $this->tokens[$stackPtr]['code'] !== T_FUNCTION |
|
736
|
|
|
) { |
|
737
|
|
|
// Probably a closure, so process it manually. |
|
738
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
739
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
740
|
|
|
echo str_repeat("\t", $depth); |
|
741
|
|
|
echo "=> Found function before scope opener for $stackPtr:$type, processing manually".PHP_EOL; |
|
742
|
|
|
} |
|
743
|
|
|
|
|
744
|
|
View Code Duplication |
if (isset($this->tokens[$i]['scope_closer']) === true) { |
|
|
|
|
|
|
745
|
|
|
// We've already processed this closure. |
|
746
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
747
|
|
|
echo str_repeat("\t", $depth); |
|
748
|
|
|
echo '* already processed, skipping *'.PHP_EOL; |
|
749
|
|
|
} |
|
750
|
|
|
|
|
751
|
|
|
$i = $this->tokens[$i]['scope_closer']; |
|
752
|
|
|
continue; |
|
753
|
|
|
} |
|
754
|
|
|
|
|
755
|
|
|
$i = self::recurseScopeMap($i, ($depth + 1), $ignore); |
|
756
|
|
|
continue; |
|
757
|
|
|
}//end if |
|
758
|
|
|
|
|
759
|
|
|
// Found another opening condition but still haven't |
|
760
|
|
|
// found our opener, so we are never going to find one. |
|
761
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
762
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
763
|
|
|
echo str_repeat("\t", $depth); |
|
764
|
|
|
echo "=> Found new opening condition before scope opener for $stackPtr:$type, "; |
|
765
|
|
|
} |
|
766
|
|
|
|
|
767
|
|
|
if (($this->tokens[$stackPtr]['code'] === T_IF |
|
768
|
|
|
|| $this->tokens[$stackPtr]['code'] === T_ELSEIF |
|
769
|
|
|
|| $this->tokens[$stackPtr]['code'] === T_ELSE) |
|
770
|
|
|
&& ($this->tokens[$i]['code'] === T_ELSE |
|
771
|
|
|
|| $this->tokens[$i]['code'] === T_ELSEIF) |
|
772
|
|
|
) { |
|
773
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
774
|
|
|
echo "continuing".PHP_EOL; |
|
775
|
|
|
} |
|
776
|
|
|
|
|
777
|
|
|
return ($i - 1); |
|
778
|
|
|
} else { |
|
779
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
780
|
|
|
echo "backtracking".PHP_EOL; |
|
781
|
|
|
} |
|
782
|
|
|
|
|
783
|
|
|
return $stackPtr; |
|
784
|
|
|
} |
|
785
|
|
|
}//end if |
|
786
|
|
|
|
|
787
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
788
|
|
|
echo str_repeat("\t", $depth); |
|
789
|
|
|
echo '* token is an opening condition *'.PHP_EOL; |
|
790
|
|
|
} |
|
791
|
|
|
|
|
792
|
|
|
$isShared = ($this->scopeOpeners[$tokenType]['shared'] === true); |
|
793
|
|
|
|
|
794
|
|
|
if (isset($this->tokens[$i]['scope_condition']) === true) { |
|
795
|
|
|
// We've been here before. |
|
796
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
797
|
|
|
echo str_repeat("\t", $depth); |
|
798
|
|
|
echo '* already processed, skipping *'.PHP_EOL; |
|
799
|
|
|
} |
|
800
|
|
|
|
|
801
|
|
View Code Duplication |
if ($isShared === false |
|
|
|
|
|
|
802
|
|
|
&& isset($this->tokens[$i]['scope_closer']) === true |
|
803
|
|
|
) { |
|
804
|
|
|
$i = $this->tokens[$i]['scope_closer']; |
|
805
|
|
|
} |
|
806
|
|
|
|
|
807
|
|
|
continue; |
|
808
|
|
|
} else if ($currType === $tokenType |
|
809
|
|
|
&& $isShared === false |
|
810
|
|
|
&& $opener === null |
|
811
|
|
|
) { |
|
812
|
|
|
// We haven't yet found our opener, but we have found another |
|
813
|
|
|
// scope opener which is the same type as us, and we don't |
|
814
|
|
|
// share openers, so we will never find one. |
|
815
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
816
|
|
|
echo str_repeat("\t", $depth); |
|
817
|
|
|
echo '* it was another token\'s opener, bailing *'.PHP_EOL; |
|
818
|
|
|
} |
|
819
|
|
|
|
|
820
|
|
|
return $stackPtr; |
|
821
|
|
|
} else { |
|
822
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
823
|
|
|
echo str_repeat("\t", $depth); |
|
824
|
|
|
echo '* searching for opener *'.PHP_EOL; |
|
825
|
|
|
} |
|
826
|
|
|
|
|
827
|
|
View Code Duplication |
if (isset($this->scopeOpeners[$tokenType]['end'][T_CLOSE_CURLY_BRACKET]) === true) { |
|
|
|
|
|
|
828
|
|
|
$oldIgnore = $ignore; |
|
829
|
|
|
$ignore = 0; |
|
830
|
|
|
} |
|
831
|
|
|
|
|
832
|
|
|
// PHP has a max nesting level for functions. Stop before we hit that limit |
|
833
|
|
|
// because too many loops means we've run into trouble anyway. |
|
834
|
|
View Code Duplication |
if ($depth > 50) { |
|
|
|
|
|
|
835
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
836
|
|
|
echo str_repeat("\t", $depth); |
|
837
|
|
|
echo '* reached maximum nesting level; aborting *'.PHP_EOL; |
|
838
|
|
|
} |
|
839
|
|
|
|
|
840
|
|
|
throw new RuntimeException('Maximum nesting level reached; file could not be processed'); |
|
841
|
|
|
} |
|
842
|
|
|
|
|
843
|
|
|
$oldDepth = $depth; |
|
844
|
|
|
if ($isShared === true |
|
845
|
|
|
&& isset($this->scopeOpeners[$tokenType]['with'][$currType]) === true |
|
846
|
|
|
) { |
|
847
|
|
|
// Don't allow the depth to increment because this is |
|
848
|
|
|
// possibly not a true nesting if we are sharing our closer. |
|
849
|
|
|
// This can happen, for example, when a SWITCH has a large |
|
850
|
|
|
// number of CASE statements with the same shared BREAK. |
|
851
|
|
|
$depth--; |
|
852
|
|
|
} |
|
853
|
|
|
|
|
854
|
|
|
$i = self::recurseScopeMap($i, ($depth + 1), $ignore); |
|
855
|
|
|
$depth = $oldDepth; |
|
856
|
|
|
|
|
857
|
|
View Code Duplication |
if (isset($this->scopeOpeners[$tokenType]['end'][T_CLOSE_CURLY_BRACKET]) === true) { |
|
|
|
|
|
|
858
|
|
|
$ignore = $oldIgnore; |
|
|
|
|
|
|
859
|
|
|
} |
|
860
|
|
|
}//end if |
|
861
|
|
|
}//end if |
|
862
|
|
|
|
|
863
|
|
|
if (isset($this->scopeOpeners[$currType]['start'][$tokenType]) === true |
|
864
|
|
|
&& $opener === null |
|
865
|
|
|
) { |
|
866
|
|
|
if ($tokenType === T_OPEN_CURLY_BRACKET) { |
|
867
|
|
|
if (isset($this->tokens[$stackPtr]['parenthesis_closer']) === true |
|
868
|
|
|
&& $i < $this->tokens[$stackPtr]['parenthesis_closer'] |
|
869
|
|
|
) { |
|
870
|
|
|
// We found a curly brace inside the condition of the |
|
871
|
|
|
// current scope opener, so it must be a string offset. |
|
872
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
873
|
|
|
echo str_repeat("\t", $depth); |
|
874
|
|
|
echo '* ignoring curly brace *'.PHP_EOL; |
|
875
|
|
|
} |
|
876
|
|
|
|
|
877
|
|
|
$ignore++; |
|
878
|
|
|
} else { |
|
879
|
|
|
// Make sure this is actually an opener and not a |
|
880
|
|
|
// string offset (e.g., $var{0}). |
|
|
|
|
|
|
881
|
|
|
for ($x = ($i - 1); $x > 0; $x--) { |
|
882
|
|
|
if (isset(Util\Tokens::$emptyTokens[$this->tokens[$x]['code']]) === true) { |
|
883
|
|
|
continue; |
|
884
|
|
View Code Duplication |
} else { |
|
|
|
|
|
|
885
|
|
|
// If the first non-whitespace/comment token is a |
|
886
|
|
|
// variable or object operator then this is an opener |
|
887
|
|
|
// for a string offset and not a scope. |
|
888
|
|
|
if ($this->tokens[$x]['code'] === T_VARIABLE |
|
889
|
|
|
|| $this->tokens[$x]['code'] === T_OBJECT_OPERATOR |
|
890
|
|
|
) { |
|
891
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
892
|
|
|
echo str_repeat("\t", $depth); |
|
893
|
|
|
echo '* ignoring curly brace *'.PHP_EOL; |
|
894
|
|
|
} |
|
895
|
|
|
|
|
896
|
|
|
$ignore++; |
|
897
|
|
|
}//end if |
|
898
|
|
|
|
|
899
|
|
|
break; |
|
900
|
|
|
}//end if |
|
901
|
|
|
}//end for |
|
902
|
|
|
}//end if |
|
903
|
|
|
}//end if |
|
904
|
|
|
|
|
905
|
|
|
if ($ignore === 0 || $tokenType !== T_OPEN_CURLY_BRACKET) { |
|
906
|
|
|
// We found the opening scope token for $currType. |
|
907
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
908
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
909
|
|
|
echo str_repeat("\t", $depth); |
|
910
|
|
|
echo "=> Found scope opener for $stackPtr:$type".PHP_EOL; |
|
911
|
|
|
} |
|
912
|
|
|
|
|
913
|
|
|
$opener = $i; |
|
914
|
|
|
} |
|
915
|
|
|
} else if ($tokenType === T_OPEN_PARENTHESIS) { |
|
916
|
|
|
if (isset($this->tokens[$i]['parenthesis_owner']) === true) { |
|
917
|
|
|
$owner = $this->tokens[$i]['parenthesis_owner']; |
|
918
|
|
View Code Duplication |
if (isset(Util\Tokens::$scopeOpeners[$this->tokens[$owner]['code']]) === true |
|
|
|
|
|
|
919
|
|
|
&& isset($this->tokens[$i]['parenthesis_closer']) === true |
|
920
|
|
|
) { |
|
921
|
|
|
// If we get into here, then we opened a parenthesis for |
|
922
|
|
|
// a scope (eg. an if or else if) so we need to update the |
|
923
|
|
|
// start of the line so that when we check to see |
|
924
|
|
|
// if the closing parenthesis is more than 3 lines away from |
|
925
|
|
|
// the statement, we check from the closing parenthesis. |
|
926
|
|
|
$startLine = $this->tokens[$this->tokens[$i]['parenthesis_closer']]['line']; |
|
927
|
|
|
} |
|
928
|
|
|
} |
|
929
|
|
|
} else if ($tokenType === T_OPEN_CURLY_BRACKET && $opener !== null) { |
|
930
|
|
|
// We opened something that we don't have a scope opener for. |
|
931
|
|
|
// Examples of this are curly brackets for string offsets etc. |
|
932
|
|
|
// We want to ignore this so that we don't have an invalid scope |
|
933
|
|
|
// map. |
|
934
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
935
|
|
|
echo str_repeat("\t", $depth); |
|
936
|
|
|
echo '* ignoring curly brace *'.PHP_EOL; |
|
937
|
|
|
} |
|
938
|
|
|
|
|
939
|
|
|
$ignore++; |
|
940
|
|
|
} else if ($tokenType === T_CLOSE_CURLY_BRACKET && $ignore > 0) { |
|
941
|
|
|
// We found the end token for the opener we were ignoring. |
|
942
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
943
|
|
|
echo str_repeat("\t", $depth); |
|
944
|
|
|
echo '* finished ignoring curly brace *'.PHP_EOL; |
|
945
|
|
|
} |
|
946
|
|
|
|
|
947
|
|
|
$ignore--; |
|
948
|
|
|
} else if ($opener === null |
|
949
|
|
|
&& isset($this->scopeOpeners[$currType]) === true |
|
950
|
|
|
) { |
|
951
|
|
|
// If we still haven't found the opener after 3 lines, |
|
952
|
|
|
// we're not going to find it, unless we know it requires |
|
953
|
|
|
// an opener (in which case we better keep looking) or the last |
|
954
|
|
|
// token was empty (in which case we'll just confirm there is |
|
955
|
|
|
// more code in this file and not just a big comment). |
|
956
|
|
|
if ($this->tokens[$i]['line'] >= ($startLine + 3) |
|
957
|
|
|
&& isset(Util\Tokens::$emptyTokens[$this->tokens[($i - 1)]['code']]) === false |
|
958
|
|
|
) { |
|
959
|
|
|
if ($this->scopeOpeners[$currType]['strict'] === true) { |
|
960
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
961
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
962
|
|
|
$lines = ($this->tokens[$i]['line'] - $startLine); |
|
963
|
|
|
echo str_repeat("\t", $depth); |
|
964
|
|
|
echo "=> Still looking for $stackPtr:$type scope opener after $lines lines".PHP_EOL; |
|
965
|
|
|
} |
|
966
|
|
View Code Duplication |
} else { |
|
|
|
|
|
|
967
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
968
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
969
|
|
|
echo str_repeat("\t", $depth); |
|
970
|
|
|
echo "=> Couldn't find scope opener for $stackPtr:$type, bailing".PHP_EOL; |
|
971
|
|
|
} |
|
972
|
|
|
|
|
973
|
|
|
return $stackPtr; |
|
974
|
|
|
} |
|
975
|
|
|
} |
|
976
|
|
|
} else if ($opener !== null |
|
977
|
|
|
&& $tokenType !== T_BREAK |
|
978
|
|
|
&& isset($this->endScopeTokens[$tokenType]) === true |
|
|
|
|
|
|
979
|
|
|
) { |
|
980
|
|
|
if (isset($this->tokens[$i]['scope_condition']) === false) { |
|
981
|
|
|
if ($ignore > 0) { |
|
982
|
|
|
// We found the end token for the opener we were ignoring. |
|
983
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
984
|
|
|
echo str_repeat("\t", $depth); |
|
985
|
|
|
echo '* finished ignoring curly brace *'.PHP_EOL; |
|
986
|
|
|
} |
|
987
|
|
|
|
|
988
|
|
|
$ignore--; |
|
989
|
|
|
} else { |
|
990
|
|
|
// We found a token that closes the scope but it doesn't |
|
991
|
|
|
// have a condition, so it belongs to another token and |
|
992
|
|
|
// our token doesn't have a closer, so pretend this is |
|
993
|
|
|
// the closer. |
|
994
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
995
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
996
|
|
|
echo str_repeat("\t", $depth); |
|
997
|
|
|
echo "=> Found (unexpected) scope closer for $stackPtr:$type".PHP_EOL; |
|
998
|
|
|
} |
|
999
|
|
|
|
|
1000
|
|
View Code Duplication |
foreach (array($stackPtr, $opener) as $token) { |
|
|
|
|
|
|
1001
|
|
|
$this->tokens[$token]['scope_condition'] = $stackPtr; |
|
1002
|
|
|
$this->tokens[$token]['scope_opener'] = $opener; |
|
1003
|
|
|
$this->tokens[$token]['scope_closer'] = $i; |
|
1004
|
|
|
} |
|
1005
|
|
|
|
|
1006
|
|
|
return ($i - 1); |
|
1007
|
|
|
}//end if |
|
1008
|
|
|
}//end if |
|
1009
|
|
|
}//end if |
|
1010
|
|
|
}//end for |
|
1011
|
|
|
|
|
1012
|
|
|
return $stackPtr; |
|
1013
|
|
|
|
|
1014
|
|
|
}//end recurseScopeMap() |
|
1015
|
|
|
|
|
1016
|
|
|
|
|
1017
|
|
|
/** |
|
1018
|
|
|
* Constructs the level map. |
|
1019
|
|
|
* |
|
1020
|
|
|
* The level map adds a 'level' index to each token which indicates the |
|
1021
|
|
|
* depth that a token within a set of scope blocks. It also adds a |
|
1022
|
|
|
* 'condition' index which is an array of the scope conditions that opened |
|
1023
|
|
|
* each of the scopes - position 0 being the first scope opener. |
|
1024
|
|
|
* |
|
1025
|
|
|
* @return void |
|
1026
|
|
|
*/ |
|
1027
|
|
|
private function createLevelMap() |
|
1028
|
|
|
{ |
|
1029
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1030
|
|
|
echo "\t*** START LEVEL MAP ***".PHP_EOL; |
|
1031
|
|
|
} |
|
1032
|
|
|
|
|
1033
|
|
|
$this->numTokens = count($this->tokens); |
|
|
|
|
|
|
1034
|
|
|
$level = 0; |
|
1035
|
|
|
$conditions = array(); |
|
1036
|
|
|
$lastOpener = null; |
|
1037
|
|
|
$openers = array(); |
|
1038
|
|
|
|
|
1039
|
|
|
for ($i = 0; $i < $this->numTokens; $i++) { |
|
|
|
|
|
|
1040
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1041
|
|
|
$type = $this->tokens[$i]['type']; |
|
1042
|
|
|
$line = $this->tokens[$i]['line']; |
|
1043
|
|
|
$len = $this->tokens[$i]['length']; |
|
1044
|
|
|
$col = $this->tokens[$i]['column']; |
|
1045
|
|
|
|
|
1046
|
|
|
$content = Util\Common::prepareForOutput($this->tokens[$i]['content']); |
|
1047
|
|
|
|
|
1048
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1049
|
|
|
echo "Process token $i on line $line [col:$col;len:$len;lvl:$level;"; |
|
1050
|
|
|
if (empty($conditions) !== true) { |
|
1051
|
|
|
$condString = 'conds;'; |
|
1052
|
|
|
foreach ($conditions as $condition) { |
|
1053
|
|
|
$condString .= token_name($condition).','; |
|
1054
|
|
|
} |
|
1055
|
|
|
|
|
1056
|
|
|
echo rtrim($condString, ',').';'; |
|
1057
|
|
|
} |
|
1058
|
|
|
|
|
1059
|
|
|
echo "]: $type => $content".PHP_EOL; |
|
1060
|
|
|
}//end if |
|
1061
|
|
|
|
|
1062
|
|
|
$this->tokens[$i]['level'] = $level; |
|
1063
|
|
|
$this->tokens[$i]['conditions'] = $conditions; |
|
1064
|
|
|
|
|
1065
|
|
|
if (isset($this->tokens[$i]['scope_condition']) === true) { |
|
1066
|
|
|
// Check to see if this token opened the scope. |
|
1067
|
|
|
if ($this->tokens[$i]['scope_opener'] === $i) { |
|
1068
|
|
|
$stackPtr = $this->tokens[$i]['scope_condition']; |
|
1069
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
1070
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
1071
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1072
|
|
|
echo "=> Found scope opener for $stackPtr:$type".PHP_EOL; |
|
1073
|
|
|
} |
|
1074
|
|
|
|
|
1075
|
|
|
$stackPtr = $this->tokens[$i]['scope_condition']; |
|
1076
|
|
|
|
|
1077
|
|
|
// If we find a scope opener that has a shared closer, |
|
1078
|
|
|
// then we need to go back over the condition map that we |
|
1079
|
|
|
// just created and fix ourselves as we just added some |
|
1080
|
|
|
// conditions where there was none. This happens for T_CASE |
|
1081
|
|
|
// statements that are using the same break statement. |
|
1082
|
|
|
if ($lastOpener !== null && $this->tokens[$lastOpener]['scope_closer'] === $this->tokens[$i]['scope_closer']) { |
|
1083
|
|
|
// This opener shares its closer with the previous opener, |
|
1084
|
|
|
// but we still need to check if the two openers share their |
|
1085
|
|
|
// closer with each other directly (like CASE and DEFAULT) |
|
1086
|
|
|
// or if they are just sharing because one doesn't have a |
|
1087
|
|
|
// closer (like CASE with no BREAK using a SWITCHes closer). |
|
1088
|
|
|
$thisType = $this->tokens[$this->tokens[$i]['scope_condition']]['code']; |
|
1089
|
|
|
$opener = $this->tokens[$lastOpener]['scope_condition']; |
|
1090
|
|
|
|
|
1091
|
|
|
$isShared = isset($this->scopeOpeners[$thisType]['with'][$this->tokens[$opener]['code']]); |
|
1092
|
|
|
|
|
1093
|
|
|
reset($this->scopeOpeners[$thisType]['end']); |
|
1094
|
|
|
reset($this->scopeOpeners[$this->tokens[$opener]['code']]['end']); |
|
1095
|
|
|
$sameEnd = (current($this->scopeOpeners[$thisType]['end']) === current($this->scopeOpeners[$this->tokens[$opener]['code']]['end'])); |
|
1096
|
|
|
|
|
1097
|
|
|
if ($isShared === true && $sameEnd === true) { |
|
1098
|
|
|
$badToken = $opener; |
|
1099
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1100
|
|
|
$type = $this->tokens[$badToken]['type']; |
|
1101
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1102
|
|
|
echo "* shared closer, cleaning up $badToken:$type *".PHP_EOL; |
|
1103
|
|
|
} |
|
1104
|
|
|
|
|
1105
|
|
View Code Duplication |
for ($x = $this->tokens[$i]['scope_condition']; $x <= $i; $x++) { |
|
|
|
|
|
|
1106
|
|
|
$oldConditions = $this->tokens[$x]['conditions']; |
|
1107
|
|
|
$oldLevel = $this->tokens[$x]['level']; |
|
1108
|
|
|
$this->tokens[$x]['level']--; |
|
1109
|
|
|
unset($this->tokens[$x]['conditions'][$badToken]); |
|
1110
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1111
|
|
|
$type = $this->tokens[$x]['type']; |
|
1112
|
|
|
$oldConds = ''; |
|
1113
|
|
|
foreach ($oldConditions as $condition) { |
|
1114
|
|
|
$oldConds .= token_name($condition).','; |
|
1115
|
|
|
} |
|
1116
|
|
|
|
|
1117
|
|
|
$oldConds = rtrim($oldConds, ','); |
|
1118
|
|
|
|
|
1119
|
|
|
$newConds = ''; |
|
1120
|
|
|
foreach ($this->tokens[$x]['conditions'] as $condition) { |
|
1121
|
|
|
$newConds .= token_name($condition).','; |
|
1122
|
|
|
} |
|
1123
|
|
|
|
|
1124
|
|
|
$newConds = rtrim($newConds, ','); |
|
1125
|
|
|
|
|
1126
|
|
|
$newLevel = $this->tokens[$x]['level']; |
|
1127
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1128
|
|
|
echo "* cleaned $x:$type *".PHP_EOL; |
|
1129
|
|
|
echo str_repeat("\t", ($level + 2)); |
|
1130
|
|
|
echo "=> level changed from $oldLevel to $newLevel".PHP_EOL; |
|
1131
|
|
|
echo str_repeat("\t", ($level + 2)); |
|
1132
|
|
|
echo "=> conditions changed from $oldConds to $newConds".PHP_EOL; |
|
1133
|
|
|
}//end if |
|
1134
|
|
|
}//end for |
|
1135
|
|
|
|
|
1136
|
|
|
unset($conditions[$badToken]); |
|
1137
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1138
|
|
|
$type = $this->tokens[$badToken]['type']; |
|
1139
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1140
|
|
|
echo "* token $badToken:$type removed from conditions array *".PHP_EOL; |
|
1141
|
|
|
} |
|
1142
|
|
|
|
|
1143
|
|
|
unset($openers[$lastOpener]); |
|
1144
|
|
|
|
|
1145
|
|
|
$level--; |
|
1146
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
1147
|
|
|
echo str_repeat("\t", ($level + 2)); |
|
1148
|
|
|
echo '* level decreased *'.PHP_EOL; |
|
1149
|
|
|
} |
|
1150
|
|
|
}//end if |
|
1151
|
|
|
}//end if |
|
1152
|
|
|
|
|
1153
|
|
|
$level++; |
|
1154
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
1155
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1156
|
|
|
echo '* level increased *'.PHP_EOL; |
|
1157
|
|
|
} |
|
1158
|
|
|
|
|
1159
|
|
|
$conditions[$stackPtr] = $this->tokens[$stackPtr]['code']; |
|
1160
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
1161
|
|
|
$type = $this->tokens[$stackPtr]['type']; |
|
1162
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1163
|
|
|
echo "* token $stackPtr:$type added to conditions array *".PHP_EOL; |
|
1164
|
|
|
} |
|
1165
|
|
|
|
|
1166
|
|
|
$lastOpener = $this->tokens[$i]['scope_opener']; |
|
1167
|
|
|
if ($lastOpener !== null) { |
|
1168
|
|
|
$openers[$lastOpener] = $lastOpener; |
|
1169
|
|
|
} |
|
1170
|
|
|
} else if ($lastOpener !== null && $this->tokens[$lastOpener]['scope_closer'] === $i) { |
|
1171
|
|
|
foreach (array_reverse($openers) as $opener) { |
|
1172
|
|
|
if ($this->tokens[$opener]['scope_closer'] === $i) { |
|
1173
|
|
|
$oldOpener = array_pop($openers); |
|
1174
|
|
|
if (empty($openers) === false) { |
|
1175
|
|
|
$lastOpener = array_pop($openers); |
|
1176
|
|
|
$openers[$lastOpener] = $lastOpener; |
|
1177
|
|
|
} else { |
|
1178
|
|
|
$lastOpener = null; |
|
1179
|
|
|
} |
|
1180
|
|
|
|
|
1181
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1182
|
|
|
$type = $this->tokens[$oldOpener]['type']; |
|
1183
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1184
|
|
|
echo "=> Found scope closer for $oldOpener:$type".PHP_EOL; |
|
1185
|
|
|
} |
|
1186
|
|
|
|
|
1187
|
|
|
$oldCondition = array_pop($conditions); |
|
1188
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
1189
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1190
|
|
|
echo '* token '.token_name($oldCondition).' removed from conditions array *'.PHP_EOL; |
|
1191
|
|
|
} |
|
1192
|
|
|
|
|
1193
|
|
|
// Make sure this closer actually belongs to us. |
|
1194
|
|
|
// Either the condition also has to think this is the |
|
1195
|
|
|
// closer, or it has to allow sharing with us. |
|
1196
|
|
|
$condition = $this->tokens[$this->tokens[$i]['scope_condition']]['code']; |
|
1197
|
|
|
if ($condition !== $oldCondition) { |
|
1198
|
|
|
if (isset($this->scopeOpeners[$oldCondition]['with'][$condition]) === false) { |
|
1199
|
|
|
$badToken = $this->tokens[$oldOpener]['scope_condition']; |
|
1200
|
|
|
|
|
1201
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1202
|
|
|
$type = token_name($oldCondition); |
|
1203
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1204
|
|
|
echo "* scope closer was bad, cleaning up $badToken:$type *".PHP_EOL; |
|
1205
|
|
|
} |
|
1206
|
|
|
|
|
1207
|
|
View Code Duplication |
for ($x = ($oldOpener + 1); $x <= $i; $x++) { |
|
|
|
|
|
|
1208
|
|
|
$oldConditions = $this->tokens[$x]['conditions']; |
|
1209
|
|
|
$oldLevel = $this->tokens[$x]['level']; |
|
1210
|
|
|
$this->tokens[$x]['level']--; |
|
1211
|
|
|
unset($this->tokens[$x]['conditions'][$badToken]); |
|
1212
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1213
|
|
|
$type = $this->tokens[$x]['type']; |
|
1214
|
|
|
$oldConds = ''; |
|
1215
|
|
|
foreach ($oldConditions as $condition) { |
|
1216
|
|
|
$oldConds .= token_name($condition).','; |
|
1217
|
|
|
} |
|
1218
|
|
|
|
|
1219
|
|
|
$oldConds = rtrim($oldConds, ','); |
|
1220
|
|
|
|
|
1221
|
|
|
$newConds = ''; |
|
1222
|
|
|
foreach ($this->tokens[$x]['conditions'] as $condition) { |
|
1223
|
|
|
$newConds .= token_name($condition).','; |
|
1224
|
|
|
} |
|
1225
|
|
|
|
|
1226
|
|
|
$newConds = rtrim($newConds, ','); |
|
1227
|
|
|
|
|
1228
|
|
|
$newLevel = $this->tokens[$x]['level']; |
|
1229
|
|
|
echo str_repeat("\t", ($level + 1)); |
|
1230
|
|
|
echo "* cleaned $x:$type *".PHP_EOL; |
|
1231
|
|
|
echo str_repeat("\t", ($level + 2)); |
|
1232
|
|
|
echo "=> level changed from $oldLevel to $newLevel".PHP_EOL; |
|
1233
|
|
|
echo str_repeat("\t", ($level + 2)); |
|
1234
|
|
|
echo "=> conditions changed from $oldConds to $newConds".PHP_EOL; |
|
1235
|
|
|
}//end if |
|
1236
|
|
|
}//end for |
|
1237
|
|
|
}//end if |
|
1238
|
|
|
}//end if |
|
1239
|
|
|
|
|
1240
|
|
|
$level--; |
|
1241
|
|
View Code Duplication |
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
|
|
|
|
|
1242
|
|
|
echo str_repeat("\t", ($level + 2)); |
|
1243
|
|
|
echo '* level decreased *'.PHP_EOL; |
|
1244
|
|
|
} |
|
1245
|
|
|
|
|
1246
|
|
|
$this->tokens[$i]['level'] = $level; |
|
1247
|
|
|
$this->tokens[$i]['conditions'] = $conditions; |
|
1248
|
|
|
}//end if |
|
1249
|
|
|
}//end foreach |
|
1250
|
|
|
}//end if |
|
1251
|
|
|
}//end if |
|
1252
|
|
|
}//end for |
|
1253
|
|
|
|
|
1254
|
|
|
if (PHP_CodeSniffer_VERBOSITY > 1) { |
|
1255
|
|
|
echo "\t*** END LEVEL MAP ***".PHP_EOL; |
|
1256
|
|
|
} |
|
1257
|
|
|
|
|
1258
|
|
|
}//end createLevelMap() |
|
1259
|
|
|
|
|
1260
|
|
|
|
|
1261
|
|
|
}//end class |
|
1262
|
|
|
|
Symplify /
PHP7_CodeSniffer
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Adding a
@returnannotation to a constructor is not recommended, since a constructor does not have a meaningful return value.Please refer to the PHP core documentation on constructors.