begin messageport, transferable objects, impl

Accept transfer argument for StructuredCloneData::write

Allow structured clone reads to return a boolean

Add Transferable trait

Add basic skeletons to MessagePort

Implement transfer and transfer-receiving steps on MessagePort

Use transfer and transfer_receive in StructuredClone callbacks

Implement MessageChannel

Freeze the array object for the MessageEvent ports attribute

Implement transfer argument on window.postMessage

Use ReentrantMutex instead for MessagePortInternal

Accept origin as a parameter in dispatch_jsval

Fix BorrowMut crash with pending_port_message

Detach port on closure and check for detached during transfer

Enable webmessaging tests

fix webidl

fix
This commit is contained in:
Keith Yeung 2016-12-11 03:52:08 -08:00 committed by Gregory Terzian
parent 605ddbecd4
commit c3b17c1201
37 changed files with 801 additions and 81 deletions

View file

@ -19,6 +19,8 @@ use crate::dom::globalscope::GlobalScope;
use crate::script_runtime::JSContext;
use crate::task::TaskOnce;
use dom_struct::dom_struct;
use js::jsapi::JSContext;
use js::jsval::UndefinedValue;
use js::rust::HandleValue;
use script_traits::{DOMMessage, ScriptMsg};
use servo_url::ServoUrl;
@ -97,14 +99,18 @@ impl ServiceWorkerMethods for ServiceWorker {
return Err(Error::InvalidState);
}
// Step 7
let data = StructuredCloneData::write(*cx, message)?;
let msg_vec = DOMMessage(data.move_to_arraybuffer());
rooted!(in(*cx) let transfer = UndefinedValue());
let data = StructuredCloneData::write(*cx, message, transfer.handle())?;
let msg_vec = DOMMessage {
origin: self.global().origin().immutable().ascii_serialization(),
data: data.move_to_arraybuffer(),
};
let _ = self
.global()
.script_to_constellation_chan()
.send(ScriptMsg::ForwardDOMMessage(
msg_vec,
self.scope_url.clone(),
self.scope_url.clone()
));
Ok(())
}