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<?php |
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namespace Doctrine\Annotations; |
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use Doctrine\Common\Lexer\AbstractLexer; |
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/** |
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* Simple lexer for docblock annotations. |
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* |
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* @author Benjamin Eberlei <[email protected]> |
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* @author Guilherme Blanco <[email protected]> |
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* @author Jonathan Wage <[email protected]> |
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* @author Roman Borschel <[email protected]> |
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* @author Johannes M. Schmitt <[email protected]> |
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*/ |
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final class DocLexer extends AbstractLexer |
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{ |
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const T_NONE = 1; |
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const T_INTEGER = 2; |
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const T_STRING = 3; |
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const T_FLOAT = 4; |
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// All tokens that are also identifiers should be >= 100 |
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const T_IDENTIFIER = 100; |
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const T_AT = 101; |
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const T_CLOSE_CURLY_BRACES = 102; |
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const T_CLOSE_PARENTHESIS = 103; |
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const T_COMMA = 104; |
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const T_EQUALS = 105; |
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const T_FALSE = 106; |
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const T_NAMESPACE_SEPARATOR = 107; |
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const T_OPEN_CURLY_BRACES = 108; |
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const T_OPEN_PARENTHESIS = 109; |
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const T_TRUE = 110; |
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const T_NULL = 111; |
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const T_COLON = 112; |
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const T_MINUS = 113; |
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/** |
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* @var array |
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*/ |
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protected $noCase = [ |
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'@' => self::T_AT, |
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',' => self::T_COMMA, |
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'(' => self::T_OPEN_PARENTHESIS, |
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')' => self::T_CLOSE_PARENTHESIS, |
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'{' => self::T_OPEN_CURLY_BRACES, |
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'}' => self::T_CLOSE_CURLY_BRACES, |
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'=' => self::T_EQUALS, |
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':' => self::T_COLON, |
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'-' => self::T_MINUS, |
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'\\' => self::T_NAMESPACE_SEPARATOR |
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]; |
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/** |
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* @var array |
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*/ |
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protected $withCase = [ |
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'true' => self::T_TRUE, |
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'false' => self::T_FALSE, |
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'null' => self::T_NULL |
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]; |
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/** |
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* Whether the next token starts immediately, or if there were |
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* non-captured symbols before that |
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*/ |
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public function nextTokenIsAdjacent() : bool |
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{ |
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return $this->token === null |
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|| ($this->lookahead !== null |
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&& ($this->lookahead['position'] - $this->token['position']) === strlen($this->token['value'])); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getCatchablePatterns() |
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{ |
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return [ |
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'[a-z_\\\][a-z0-9_\:\\\]*[a-z_][a-z0-9_]*', |
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'(?:[+-]?[0-9]+(?:[\.][0-9]+)*)(?:[eE][+-]?[0-9]+)?', |
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'"(?:""|[^"])*+"', |
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]; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getNonCatchablePatterns() |
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{ |
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return ['\s+', '\*+', '(.)']; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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301 |
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protected function getType(&$value) |
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{ |
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$type = self::T_NONE; |
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if ($value[0] === '"') { |
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$value = str_replace('""', '"', substr($value, 1, strlen($value) - 2)); |
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return self::T_STRING; |
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} |
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if (isset($this->noCase[$value])) { |
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return $this->noCase[$value]; |
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} |
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if ($value[0] === '_' || $value[0] === '\\' || ctype_alpha($value[0])) { |
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return self::T_IDENTIFIER; |
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} |
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$lowerValue = strtolower($value); |
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if (isset($this->withCase[$lowerValue])) { |
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return $this->withCase[$lowerValue]; |
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} |
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// Checking numeric value |
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if (is_numeric($value)) { |
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return (strpos($value, '.') !== false || stripos($value, 'e') !== false) |
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? self::T_FLOAT : self::T_INTEGER; |
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} |
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return $type; |
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} |
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} |
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Majkl578 /
doctrine-annotations
