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<?php /* * This file is part of Psy Shell. * * (c) 2012-2026 Justin Hileman * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Psy\TabCompletion\Matcher; use InvalidArgumentException; use Psy\Util\Docblock; /** * A magic method tab completion Matcher. * * This matcher provides completion for magic methods declared via @method * docblock tags on classes and objects. */ class MagicMethodsMatcher extends AbstractContextAwareMatcher { /** * {@inheritdoc} */ public function getMatches(array $tokens, array $info = []): array { $input = $this->getInput($tokens); $firstToken = \array_pop($tokens); if (self::tokenIs($firstToken, self::T_STRING)) { // Pop the operator (-> or ::) which is now at the end $operatorToken = \array_pop($tokens); } else { // First token IS the operator $operatorToken = $firstToken; } // Determine if this is instance (->) or static (::) context $isStatic = self::tokenIs($operatorToken, self::T_DOUBLE_COLON); if ($isStatic) { return $this->getStaticMatches($tokens, $input); } return $this->getInstanceMatches($tokens, $input); } /** * Get magic method matches for instance context ($obj->). * * @return string[] */ private function getInstanceMatches(array $tokens, string $input): array { $objectToken = \array_pop($tokens); if (!\is_array($objectToken)) { return []; } $objectName = \str_replace('$', '', $objectToken[1]); try { $object = $this->getVariable($objectName); } catch (InvalidArgumentException $e) { return []; } if (!\is_object($object)) { return []; } try { $reflection = new \ReflectionClass($object); } catch (\ReflectionException $e) { return []; } $magicMethods = Docblock::getMagicMethods($reflection); $matches = []; foreach ($magicMethods as $method) { if (self::startsWith($input, $method->getName())) { $matches[] = $method->getName(); } } return $matches; } /** * Get magic method matches for static context (Class::). * * @return string[] */ private function getStaticMatches(array $tokens, string $input): array { $class = $this->getNamespaceAndClass($tokens); try { $reflection = new \ReflectionClass($class); } catch (\ReflectionException $e) { return []; } $magicMethods = Docblock::getMagicMethods($reflection); // For static context, only return static magic methods // unless this is a command like `doc` or `ls` that wants all methods $needAll = self::needCompleteClass($tokens[1] ?? null); $matches = []; foreach ($magicMethods as $method) { if ($needAll || $method->isStatic()) { if (self::startsWith($input, $method->getName())) { $chunks = \explode('\\', $class); $className = \array_pop($chunks); $matches[] = $className.'::'.$method->getName(); } } } return $matches; } /** * {@inheritdoc} */ public function hasMatched(array $tokens): bool { $token = \array_pop($tokens); $prevToken = \array_pop($tokens); switch (true) { // Instance: $obj-> or $obj->meth case self::tokenIs($token, self::T_OBJECT_OPERATOR): case self::tokenIs($prevToken, self::T_OBJECT_OPERATOR): // Static: Class:: or Class::meth case self::tokenIs($token, self::T_DOUBLE_COLON): case self::tokenIs($prevToken, self::T_DOUBLE_COLON) && self::tokenIs($token, self::T_STRING): return true; } return false; } }
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