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Support firing error events from a dedicated worker at the containing worker object.

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This commit is contained in:
Shreya Bastikar 2015-02-05 21:42:10 +00:00 • committed by Josh Matthews
parent 5c02f8956d
commit 7309f2a428
3 changed files with 42 additions and 3 deletions
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20
components/script/dom/worker.rs
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@ -5,7 +5,7 @@
use dom::bindings::codegen::Bindings::WorkerBinding;
use dom::bindings::codegen::Bindings::WorkerBinding::WorkerMethods;
use dom::bindings::codegen::Bindings::EventHandlerBinding::EventHandlerNonNull;
use dom::bindings::codegen::InheritTypes::EventTargetCast;
use dom::bindings::codegen::InheritTypes::{EventCast, EventTargetCast};
use dom::bindings::error::{Fallible, ErrorResult};
use dom::bindings::error::Error::Syntax;
use dom::bindings::global::{GlobalRef, GlobalField};
@ -15,6 +15,8 @@ use dom::bindings::structuredclone::StructuredCloneData;
use dom::bindings::trace::JSTraceable;
use dom::bindings::utils::{Reflectable, reflect_dom_object};
use dom::dedicatedworkerglobalscope::DedicatedWorkerGlobalScope;
use dom::errorevent::ErrorEvent;
use dom::event::{Event, EventBubbles, EventCancelable, EventHelpers};
use dom::eventtarget::{EventTarget, EventTargetHelpers, EventTargetTypeId};
use dom::messageevent::MessageEvent;
use script_task::{ScriptChan, ScriptMsg, Runnable};
@ -22,9 +24,10 @@ use script_task::{ScriptChan, ScriptMsg, Runnable};
use util::str::DOMString;
use js::jsapi::JSContext;
use js::jsval::JSVal;
use js::jsval::{JSVal, UndefinedValue};
use url::UrlParser;
use std::borrow::ToOwned;
use std::cell::Cell;
use std::sync::mpsc::{channel, Sender};
@ -88,6 +91,19 @@ impl Worker {
let message = data.read(global.r());
MessageEvent::dispatch_jsval(target, global.r(), message);
}
pub fn handle_error_message(address: TrustedWorkerAddress, message: DOMString,
filename: DOMString, lineno: u32, colno: u32) {
let worker = address.to_temporary().root();
let global = worker.r().global.root();
let error = UndefinedValue();
let target: JSRef<EventTarget> = EventTargetCast::from_ref(worker.r());
let errorevent = ErrorEvent::new(global.r(), "error".to_owned(),
EventBubbles::Bubbles, EventCancelable::Cancelable,
message, filename, lineno, colno, error).root();
let event: JSRef<Event> = EventCast::from_ref(errorevent.r());
event.fire(target);
}
}
impl<'a> WorkerMethods for JSRef<'a, Worker> {