| Index: src/builtins/builtins-error.cc
|
| diff --git a/src/builtins/builtins-error.cc b/src/builtins/builtins-error.cc
|
| index 0311f8c6827feb591e15aad3ca14f03ef393739f..458d15c0a03d6b31d13b9f860ec2a0f4f40e692a 100644
|
| --- a/src/builtins/builtins-error.cc
|
| +++ b/src/builtins/builtins-error.cc
|
| @@ -7,7 +7,6 @@
|
|
|
| #include "src/accessors.h"
|
| #include "src/bootstrapper.h"
|
| -#include "src/messages.h"
|
| #include "src/property-descriptor.h"
|
| #include "src/string-builder.h"
|
|
|
| @@ -17,11 +16,53 @@
|
| // ES6 section 19.5.1.1 Error ( message )
|
| BUILTIN(ErrorConstructor) {
|
| HandleScope scope(isolate);
|
| - RETURN_RESULT_OR_FAILURE(
|
| - isolate,
|
| - ConstructError(isolate, args.target<JSFunction>(),
|
| - Handle<Object>::cast(args.new_target()),
|
| - args.atOrUndefined(isolate, 1), SKIP_FIRST, false));
|
| +
|
| + // 1. If NewTarget is undefined, let newTarget be the active function object,
|
| + // else let newTarget be NewTarget.
|
| +
|
| + Handle<JSFunction> target = args.target<JSFunction>();
|
| + Handle<JSReceiver> new_target;
|
| + if (args.new_target()->IsJSReceiver()) {
|
| + new_target = Handle<JSReceiver>::cast(args.new_target());
|
| + } else {
|
| + new_target = target;
|
| + }
|
| +
|
| + // 2. Let O be ? OrdinaryCreateFromConstructor(newTarget, "%ErrorPrototype%",
|
| + // « [[ErrorData]] »).
|
| + Handle<JSObject> err;
|
| + ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, err,
|
| + JSObject::New(target, new_target));
|
| +
|
| + // 3. If message is not undefined, then
|
| + // a. Let msg be ? ToString(message).
|
| + // b. Let msgDesc be the PropertyDescriptor{[[Value]]: msg, [[Writable]]:
|
| + // true, [[Enumerable]]: false, [[Configurable]]: true}.
|
| + // c. Perform ! DefinePropertyOrThrow(O, "message", msgDesc).
|
| + // 4. Return O.
|
| +
|
| + Handle<Object> msg = args.atOrUndefined(isolate, 1);
|
| + if (!msg->IsUndefined(isolate)) {
|
| + Handle<String> msg_string;
|
| + ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, msg_string,
|
| + Object::ToString(isolate, msg));
|
| + RETURN_FAILURE_ON_EXCEPTION(
|
| + isolate,
|
| + JSObject::SetOwnPropertyIgnoreAttributes(
|
| + err, isolate->factory()->message_string(), msg_string, DONT_ENUM));
|
| + }
|
| +
|
| + // Capture the stack trace unless we're setting up.
|
| + if (!isolate->bootstrapper()->IsActive()) {
|
| + // Optionally capture a more detailed stack trace for the message.
|
| + RETURN_FAILURE_ON_EXCEPTION(isolate,
|
| + isolate->CaptureAndSetDetailedStackTrace(err));
|
| + // Capture a simple stack trace for the stack property.
|
| + RETURN_FAILURE_ON_EXCEPTION(isolate,
|
| + isolate->CaptureAndSetSimpleStackTrace(err));
|
| + }
|
| +
|
| + return *err;
|
| }
|
|
|
| // static
|
| @@ -34,7 +75,6 @@
|
| }
|
| Handle<JSObject> object = Handle<JSObject>::cast(object_obj);
|
| Handle<Object> caller = args.atOrUndefined(isolate, 2);
|
| - FrameSkipMode mode = caller->IsJSFunction() ? SKIP_UNTIL_SEEN : SKIP_NONE;
|
|
|
| // TODO(jgruber): Eagerly format the stack trace and remove accessors.h
|
| // include.
|
| @@ -96,7 +136,7 @@
|
| RETURN_FAILURE_ON_EXCEPTION(isolate,
|
| isolate->CaptureAndSetDetailedStackTrace(object));
|
| RETURN_FAILURE_ON_EXCEPTION(
|
| - isolate, isolate->CaptureAndSetSimpleStackTrace(object, mode, caller));
|
| + isolate, isolate->CaptureAndSetSimpleStackTrace(object, caller));
|
|
|
| return *isolate->factory()->undefined_value();
|
| }
|
|
|