class ClassMirror in Zircon Profile 8

Class mirror. Core doubler class. Mirrors specific class and/or interfaces into class node tree.

@author Konstantin Kudryashov <[e-mail]>

Hierarchy

• class \Prophecy\Doubler\Generator\ClassMirror

1 file declares its use of ClassMirror

Doubler.php in vendor/phpspec/prophecy/src/Prophecy/Doubler/Doubler.php

File

vendor/phpspec/prophecy/src/Prophecy/Doubler/Generator/ClassMirror.php, line 26

Namespace

Prophecy\Doubler\Generator

class ClassMirror {
  private static $reflectableMethods = array(
    '__construct',
    '__destruct',
    '__sleep',
    '__wakeup',
    '__toString',
    '__call',
  );

  /**
   * Reflects provided arguments into class node.
   *
   * @param ReflectionClass   $class
   * @param ReflectionClass[] $interfaces
   *
   * @return Node\ClassNode
   *
   * @throws \Prophecy\Exception\InvalidArgumentException
   */
  public function reflect(ReflectionClass $class = null, array $interfaces) {
    $node = new Node\ClassNode();
    if (null !== $class) {
      if (true === $class
        ->isInterface()) {
        throw new InvalidArgumentException(sprintf("Could not reflect %s as a class, because it\n" . "is interface - use the second argument instead.", $class
          ->getName()));
      }
      $this
        ->reflectClassToNode($class, $node);
    }
    foreach ($interfaces as $interface) {
      if (!$interface instanceof ReflectionClass) {
        throw new InvalidArgumentException(sprintf("[ReflectionClass \$interface1 [, ReflectionClass \$interface2]] array expected as\n" . "a second argument to `ClassMirror::reflect(...)`, but got %s.", is_object($interface) ? get_class($interface) . ' class' : gettype($interface)));
      }
      if (false === $interface
        ->isInterface()) {
        throw new InvalidArgumentException(sprintf("Could not reflect %s as an interface, because it\n" . "is class - use the first argument instead.", $interface
          ->getName()));
      }
      $this
        ->reflectInterfaceToNode($interface, $node);
    }
    $node
      ->addInterface('Prophecy\\Doubler\\Generator\\ReflectionInterface');
    return $node;
  }
  private function reflectClassToNode(ReflectionClass $class, Node\ClassNode $node) {
    if (true === $class
      ->isFinal()) {
      throw new ClassMirrorException(sprintf('Could not reflect class %s as it is marked final.', $class
        ->getName()), $class);
    }
    $node
      ->setParentClass($class
      ->getName());
    foreach ($class
      ->getMethods(ReflectionMethod::IS_ABSTRACT) as $method) {
      if (false === $method
        ->isProtected()) {
        continue;
      }
      $this
        ->reflectMethodToNode($method, $node);
    }
    foreach ($class
      ->getMethods(ReflectionMethod::IS_PUBLIC) as $method) {
      if (0 === strpos($method
        ->getName(), '_') && !in_array($method
        ->getName(), self::$reflectableMethods)) {
        continue;
      }
      if (true === $method
        ->isFinal()) {
        continue;
      }
      $this
        ->reflectMethodToNode($method, $node);
    }
  }
  private function reflectInterfaceToNode(ReflectionClass $interface, Node\ClassNode $node) {
    $node
      ->addInterface($interface
      ->getName());
    foreach ($interface
      ->getMethods() as $method) {
      $this
        ->reflectMethodToNode($method, $node);
    }
  }
  private function reflectMethodToNode(ReflectionMethod $method, Node\ClassNode $classNode) {
    $node = new Node\MethodNode($method
      ->getName());
    if (true === $method
      ->isProtected()) {
      $node
        ->setVisibility('protected');
    }
    if (true === $method
      ->isStatic()) {
      $node
        ->setStatic();
    }
    if (true === $method
      ->returnsReference()) {
      $node
        ->setReturnsReference();
    }
    if (version_compare(PHP_VERSION, '7.0', '>=') && true === $method
      ->hasReturnType()) {
      $node
        ->setReturnType((string) $method
        ->getReturnType());
    }
    if (is_array($params = $method
      ->getParameters()) && count($params)) {
      foreach ($params as $param) {
        $this
          ->reflectArgumentToNode($param, $node);
      }
    }
    $classNode
      ->addMethod($node);
  }
  private function reflectArgumentToNode(ReflectionParameter $parameter, Node\MethodNode $methodNode) {
    $name = $parameter
      ->getName() == '...' ? '__dot_dot_dot__' : $parameter
      ->getName();
    $node = new Node\ArgumentNode($name);
    $typeHint = $this
      ->getTypeHint($parameter);
    $node
      ->setTypeHint($typeHint);
    if (true === $parameter
      ->isDefaultValueAvailable()) {
      $node
        ->setDefault($parameter
        ->getDefaultValue());
    }
    elseif (true === $parameter
      ->isOptional() || true === $parameter
      ->allowsNull() && $typeHint) {
      $node
        ->setDefault(null);
    }
    if (true === $parameter
      ->isPassedByReference()) {
      $node
        ->setAsPassedByReference();
    }
    $methodNode
      ->addArgument($node);
  }
  private function getTypeHint(ReflectionParameter $parameter) {
    if (null !== ($className = $this
      ->getParameterClassName($parameter))) {
      return $className;
    }
    if (true === $parameter
      ->isArray()) {
      return 'array';
    }
    if (version_compare(PHP_VERSION, '5.4', '>=') && true === $parameter
      ->isCallable()) {
      return 'callable';
    }
    if (version_compare(PHP_VERSION, '7.0', '>=') && true === $parameter
      ->hasType()) {
      return (string) $parameter
        ->getType();
    }
    return null;
  }
  private function getParameterClassName(ReflectionParameter $parameter) {
    try {
      return $parameter
        ->getClass() ? $parameter
        ->getClass()
        ->getName() : null;
    } catch (\ReflectionException $e) {
      preg_match('/\\[\\s\\<\\w+?>\\s([\\w,\\\\]+)/s', $parameter, $matches);
      return isset($matches[1]) ? $matches[1] : null;
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ClassMirror::$reflectableMethods	private static	property
ClassMirror::getParameterClassName	private	function
ClassMirror::getTypeHint	private	function
ClassMirror::reflect	public	function	Reflects provided arguments into class node.
ClassMirror::reflectArgumentToNode	private	function
ClassMirror::reflectClassToNode	private	function
ClassMirror::reflectInterfaceToNode	private	function
ClassMirror::reflectMethodToNode	private	function