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<?php |
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namespace Pinq\Parsing; |
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use Pinq\Expressions as O; |
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/** |
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* Implementation of the function scope interface. |
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* |
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* @author Elliot Levin <[email protected]> |
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*/ |
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class FunctionScope implements IFunctionScope |
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{ |
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/** |
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* @var object|null |
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*/ |
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protected $thisObject; |
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/** |
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* @var string|null |
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*/ |
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protected $thisType; |
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/** |
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* @var string|null |
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*/ |
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protected $scopeType; |
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/** |
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* @var array<string, mixed> |
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*/ |
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protected $variableValueMap; |
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public function __construct( |
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$thisObject, |
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$scopeType, |
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array $variableValueMap |
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) { |
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$this->thisObject = $thisObject; |
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$this->thisType = $thisObject !== null ? get_class($thisObject) : null; |
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$this->scopeType = $scopeType; |
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$this->variableValueMap = $variableValueMap; |
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} |
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/** |
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* Creates a function scope instance from the supplied reflection and callable. |
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* |
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* @param \ReflectionFunctionAbstract $reflection |
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* @param callable $callable |
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* |
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* @return self |
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*/ |
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public static function fromReflection(\ReflectionFunctionAbstract $reflection, callable $callable) |
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{ |
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if (is_array($callable)) { |
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/** @var $reflection \ReflectionMethod */ |
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$thisObject = is_object($callable[0]) ? $callable[0] : null; |
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$scopeType = $reflection->getDeclaringClass()->getName(); |
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} elseif (is_object($callable) && !($callable instanceof \Closure)) { |
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/** @var $reflection \ReflectionMethod */ |
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$thisObject = $callable; |
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$scopeType = $reflection->getDeclaringClass()->getName(); |
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} elseif ($reflection->isClosure()) { |
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$thisObject = $reflection->getClosureThis(); |
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$scopeClass = $reflection->getClosureScopeClass(); |
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$scopeType = $scopeClass === null ? null : $scopeClass->getName(); |
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} else { |
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$thisObject = null; |
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$scopeType = null; |
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} |
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$variableTable = $reflection->getStaticVariables(); |
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return new self($thisObject, $scopeType, $variableTable); |
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} |
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public function hasThis() |
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{ |
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return $this->thisObject !== null; |
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} |
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public function getThis() |
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{ |
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return $this->thisObject; |
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} |
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public function getThisType() |
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{ |
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return $this->thisType; |
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} |
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public function getScopeType() |
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{ |
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return $this->scopeType; |
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} |
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public function getVariableTable() |
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{ |
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return $this->variableValueMap; |
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} |
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public function asEvaluationContext(array $variableTable = [], $namespace = null) |
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{ |
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return new O\EvaluationContext( |
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$namespace, |
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$this->scopeType, |
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$this->thisObject, |
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//Used variables take precedence over arguments: http://3v4l.org/V4LSE |
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$this->variableValueMap + $variableTable |
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); |
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} |
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} |
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TimeToogo /
Pinq
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