hphp/test/quick/debug_backtrace.php

   1 <?hh /* uses RenameFunction to ensure that all arguments are retained */
   2
   3 class A {
   4   static function foo() {
   5     var_dump(debug_backtrace());
   6   }
   7
   8   function bar($a, $b, $c = null) {
   9     $this->foo();
  10   }
  11 }
  12
  13 function bar() {
  14   $a = new A();
  15   $a->bar(1, "str", array(1, 2, 3));
  16   hphp_invoke_method($a, "A", "bar", array(1, 2));
  17   hphp_invoke_method($a, "A", "bar", Map {'a' => 1, 'b' => 2});
  18 }
  19 function foo() {
  20   call_user_func("bar");
  21 }
  22
  23 function error_handler($errno, $errstr, $errfile, $errline, $errcontext) {
  24   // Make sure this function shows up in a backtrace
  25   var_dump(debug_backtrace());
  26 }
  27
  28 function main() {
  29   foo();
  30
  31   set_error_handler('error_handler');
  32 }
  33 main();