hphp/test/slow/closure/bindscope.php

   1 <?php
   2
   3 class Y {
   4   public static $x = 'in Y (static)';
   5   public $y = 'in Y (instance)';
   6 }
   7
   8 class X {
   9   public static $x = 'in X (static)';
  10   public $y = 'in X (instance)';
  11
  12   public static function getS() {
  13     return static function() {
  14       echo "self::\$x   = "; var_dump(self::$x);
  15       echo "static::\$x = "; var_dump(static::$x);
  16     };
  17   }
  18
  19   public function get() {
  20     return function() {
  21       echo "\$this->y   = "; var_dump($this->y);
  22       echo "self::\$x   = "; var_dump(self::$x);
  23       echo "static::\$x = "; var_dump(static::$x);
  24     };
  25   }
  26 }
  27
  28 echo "\$d = \$staticNS->bindto(NULL, 'Y');\n";
  29 $staticNS = static function() {
  30   echo "self::\$x   = "; var_dump(self::$x);
  31   echo "static::\$x = "; var_dump(static::$x);
  32 };
  33 $d = $staticNS->bindto(NULL, 'Y');
  34 $res = (new ReflectionFunction($d))->getClosureScopeClass();
  35 if ($res) {
  36   var_dump($res->getName());
  37 }
  38
  39 $d();
  40
  41 echo "=====================================================\n";
  42 echo "\$d = \$staticS->bindto(NULL, 'Y');\n";
  43 $staticS  = X::getS();
  44 $d = $staticS->bindto(NULL, 'Y');
  45 $res = (new ReflectionFunction($d))->getClosureScopeClass();
  46 if ($res) {
  47   var_dump($res->getName());
  48 }
  49
  50 $d();
  51
  52 echo "=====================================================\n";
  53 echo "\$R = \$Q->bindto(new Y, 'static');\n";
  54
  55 $Q = (new X)->get();
  56 $R = $Q->bindto(new Y, 'static');
  57 $res = (new ReflectionFunction($R))->getClosureScopeClass();
  58 if ($res) {
  59   var_dump($res->getName());
  60 }
  61 $R();
  62
  63 echo "=====================================================\n";
  64 echo "\$R = \$Q->bindto(new Y, 'X');\n";
  65
  66 $Q = (new X)->get();
  67 $R = $Q->bindto(new Y, 'X');
  68 $res = (new ReflectionFunction($R))->getClosureScopeClass();
  69 if ($res) {
  70   var_dump($res->getName());
  71 }
  72
  73 $R();
  74
  75 echo "=====================================================\n";
  76 echo "\$R = \$Q->bindto(new Y, 'Y');\n";
  77
  78 $Q = (new X)->get();
  79 $R = $Q->bindto(new Y, 'Y');
  80 $res = (new ReflectionFunction($R))->getClosureScopeClass();
  81 if ($res) {
  82   var_dump($res->getName());
  83 }
  84 $R();