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/* This Source Code Form is subject to the terms of the Mozilla Public | ||
* License, v. 2.0. If a copy of the MPL was not distributed with this | ||
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | ||
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use dom::bindings::codegen::Bindings::PromiseNativeHandlerBinding; | ||
use dom::bindings::global::GlobalRef; | ||
use dom::bindings::js::Root; | ||
use dom::bindings::reflector::{Reflector, reflect_dom_object}; | ||
use dom::bindings::trace::JSTraceable; | ||
use heapsize::HeapSizeOf; | ||
use js::jsapi::{JSContext, HandleValue}; | ||
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pub trait Callback: JSTraceable + HeapSizeOf { | ||
fn callback(&self, cx: *mut JSContext, v: HandleValue); | ||
} | ||
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#[dom_struct] | ||
pub struct PromiseNativeHandler { | ||
reflector: Reflector, | ||
resolve: Option<Box<Callback>>, | ||
reject: Option<Box<Callback>>, | ||
} | ||
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impl PromiseNativeHandler { | ||
pub fn new(global: GlobalRef, | ||
resolve: Option<Box<Callback>>, | ||
reject: Option<Box<Callback>>) | ||
-> Root<PromiseNativeHandler> { | ||
reflect_dom_object(box PromiseNativeHandler { | ||
reflector: Reflector::new(), | ||
resolve: resolve, | ||
reject: reject, | ||
}, global, PromiseNativeHandlerBinding::Wrap) | ||
} | ||
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fn callback(callback: &Option<Box<Callback>>, cx: *mut JSContext, v: HandleValue) { | ||
if let Some(ref callback) = *callback { | ||
callback.callback(cx, v) | ||
} | ||
} | ||
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pub fn resolved_callback(&self, cx: *mut JSContext, v: HandleValue) { | ||
PromiseNativeHandler::callback(&self.resolve, cx, v) | ||
} | ||
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pub fn rejected_callback(&self, cx: *mut JSContext, v: HandleValue) { | ||
PromiseNativeHandler::callback(&self.reject, cx, v) | ||
} | ||
} |
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/* This Source Code Form is subject to the terms of the Mozilla Public | ||
* License, v. 2.0. If a copy of the MPL was not distributed with this | ||
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | ||
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// This interface is entirely internal to Servo, and should not be accessible to | ||
// web pages. | ||
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// Hack to allow us to have JS owning and properly tracing/CCing/etc a | ||
// PromiseNativeHandler. | ||
[NoInterfaceObject, | ||
Exposed=(Window,Worker)] | ||
interface PromiseNativeHandler { | ||
}; |