Harmony promises

src/execution.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 336 matching lines @@
   // throw a non-callable exception.
   i::Handle<i::Object> error_obj = isolate->factory()->NewTypeError(
       "called_non_callable", i::HandleVector<i::Object>(&object, 1));
   isolate->Throw(*error_obj);
   *has_pending_exception = true;
 
   return isolate->factory()->undefined_value();
 }
 
 
+void Execution::RunMicrotasks(Isolate* isolate) {
+  ASSERT(isolate->microtasks_pending());
+  bool threw = false;
+  Execution::Call(
+      isolate,
+      isolate->run_microtasks(),
+      isolate->factory()->undefined_value(),
+      0,
+      NULL,
+      &threw);
+  ASSERT(!threw);
+}
+
+
 bool StackGuard::IsStackOverflow() {
   ExecutionAccess access(isolate_);
   return (thread_local_.jslimit_ != kInterruptLimit &&
           thread_local_.climit_ != kInterruptLimit);
 }
 
 
 void StackGuard::EnableInterrupts() {
   ExecutionAccess access(isolate_);
   if (has_pending_interrupts(access)) {
@@ skipping 587 matching lines @@
     ASSERT(FLAG_concurrent_recompilation);
     stack_guard->Continue(INSTALL_CODE);
     isolate->optimizing_compiler_thread()->InstallOptimizedFunctions();
   }
   isolate->runtime_profiler()->OptimizeNow();
   return isolate->heap()->undefined_value();
 }
 
 
 } }  // namespace v8::internal