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Fail to construct if promise is none

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This commit is contained in:
CYBAI 2018-11-11 11:37:53 +08:00
parent 19b4f35de1
commit 202d747035
1 changed files with 6 additions and 2 deletions
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8
components/script/dom/promiserejectionevent.rs
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@ -5,7 +5,7 @@
use crate::dom::bindings::codegen::Bindings::EventBinding::EventMethods; use crate::dom::bindings::codegen::Bindings::EventBinding::EventMethods;
use crate::dom::bindings::codegen::Bindings::PromiseRejectionEventBinding; use crate::dom::bindings::codegen::Bindings::PromiseRejectionEventBinding;
use crate::dom::bindings::codegen::Bindings::PromiseRejectionEventBinding::PromiseRejectionEventMethods; use crate::dom::bindings::codegen::Bindings::PromiseRejectionEventBinding::PromiseRejectionEventMethods;
use crate::dom::bindings::error::Fallible; use crate::dom::bindings::error::{Error, Fallible};
use crate::dom::bindings::inheritance::Castable; use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::reflect_dom_object; use crate::dom::bindings::reflector::reflect_dom_object;
use crate::dom::bindings::root::DomRoot; use crate::dom::bindings::root::DomRoot;
@ -73,7 +73,11 @@ impl PromiseRejectionEvent {
let reason = init.reason.handle(); let reason = init.reason.handle();
let promise = match init.promise.as_ref() { let promise = match init.promise.as_ref() {
Some(promise) => promise.clone(), Some(promise) => promise.clone(),
None => Promise::new(global), None => {
return Err(Error::Type(
"required member promise is undefined.".to_string(),
))
},
}; };
let bubbles = EventBubbles::from(init.parent.bubbles); let bubbles = EventBubbles::from(init.parent.bubbles);
let cancelable = EventCancelable::from(init.parent.cancelable); let cancelable = EventCancelable::from(init.parent.cancelable);