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<?php |
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/** |
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* This file is a part of "Axessors" library. |
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* |
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* @author <[email protected]> |
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* @license GPL |
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*/ |
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namespace NoOne4rever\Axessors; |
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use NoOne4rever\Axessors\Exceptions\InternalError; |
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/** |
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* Class HierarchyLexer |
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* |
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* Searches for Axessors methods in abstract classes and interfaces. |
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* |
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* @package NoOne4rever\Axessors |
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*/ |
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class HierarchyLexer extends Lexer |
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{ |
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/** @var string[] patterns of necessary tokens */ |
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private $expectations; |
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/** @var int[] numbers of required tokens */ |
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private $requiredItems; |
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/** |
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* HierarchyLexer constructor. |
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* |
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* @param \ReflectionClass $reflection class' reflection |
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* @throws InternalError if given class is not abstract or is not an interface |
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*/ |
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public function __construct(\ReflectionClass $reflection) |
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{ |
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parent::__construct($reflection); |
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if ($reflection->isInterface()) { |
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$this->expectations = [ |
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'{^#}', |
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'{^public}', |
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'{^function}', |
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'{^[a-zA-Z_][a-zA-Z0-9_]*}' |
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]; |
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$this->requiredItems = [0, 1, 2, 3]; |
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} elseif ($reflection->isAbstract()) { |
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$this->expectations = [ |
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'{^#}', |
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'{^abstract}', |
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'{^(public|protected)}', |
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'{^function}', |
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'{^[a-zA-Z_][a-zA-Z0-9_]*}' |
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]; |
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$this->requiredItems = [0, 1, 2, 3, 4]; |
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} else { |
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throw new InternalError("\"{$reflection->name}\" is not an interface or abstract class"); |
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} |
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} |
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/** |
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* Returns Axessors methods' names. |
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* |
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* @return string[] Axessors methods' names |
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*/ |
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public function getMethods(): array |
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{ |
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$methods = []; |
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for ($i = $this->startLine; $i <= $this->endLine; ++$i) { |
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$this->readLine(); |
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if (!$this->isAxsMethod()) { |
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continue; |
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} |
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$method = $this->getMethod(); |
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if ($this->reflection->isInterface()) { |
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$accessModifier = $method[1]; |
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$methodName = $method[3]; |
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} else { |
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$accessModifier = $method[2]; |
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$methodName = $method[4]; |
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} |
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$methods[$accessModifier][] = $methodName; |
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} |
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return $methods; |
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} |
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/** |
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* Returns Axessors method slit into array of tokens. |
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* |
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* @return string[] found tokens |
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*/ |
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private function getMethod(): array |
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{ |
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return $this->parse( |
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$this->currentLine, |
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$this->expectations, |
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$this->requiredItems |
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); |
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} |
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/** |
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* Checks if the line of code given is an Axessors method declaration. |
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* |
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* @return bool result of the checkout |
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*/ |
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private function isAxsMethod(): bool |
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{ |
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return (bool)preg_match('{^\s*#}', $this->currentLine); |
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} |
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} |
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NoOne4rever /
Axessors
