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Make URLSearchParams iterable.

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Fixes #13022.
Fixes #13077.
This commit is contained in:
yoyo930021 2016-08-27 14:27:48 +08:00 • committed by Ms2ger
parent a6e4b5bb86
commit 980c644a83
4 changed files with 67 additions and 4 deletions
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25
components/script/dom/urlsearchparams.rs
View file

@ -3,10 +3,11 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
use dom::bindings::cell::DOMRefCell;
use dom::bindings::codegen::Bindings::URLSearchParamsBinding;
use dom::bindings::codegen::Bindings::URLSearchParamsBinding::URLSearchParamsMethods;
use dom::bindings::codegen::Bindings::URLSearchParamsBinding::URLSearchParamsWrap;
use dom::bindings::codegen::UnionTypes::USVStringOrURLSearchParams;
use dom::bindings::error::Fallible;
use dom::bindings::iterable::Iterable;
use dom::bindings::js::Root;
use dom::bindings::reflector::{Reflector, reflect_dom_object};
use dom::bindings::str::{DOMString, USVString};
@ -37,7 +38,7 @@ impl URLSearchParams {
pub fn new(global: &GlobalScope, url: Option<&URL>) -> Root<URLSearchParams> {
reflect_dom_object(box URLSearchParams::new_inherited(url), global,
URLSearchParamsBinding::Wrap)
URLSearchParamsWrap)
}
// https://url.spec.whatwg.org/#dom-urlsearchparams-urlsearchparams
@ -163,3 +164,23 @@ impl URLSearchParams {
}
}
}
impl Iterable for URLSearchParams {
type Key = USVString;
type Value = USVString;
fn get_iterable_length(&self) -> u32 {
self.list.borrow().len() as u32
}
fn get_value_at_index(&self, n: u32) -> USVString {
let value = self.list.borrow()[n as usize].1.clone();
USVString(value)
}
fn get_key_at_index(&self, n: u32) -> USVString {
let key = self.list.borrow()[n as usize].0.clone();
USVString(key)
}
}

3
components/script/dom/webidls/URLSearchParams.webidl
View file

@ -16,7 +16,6 @@ interface URLSearchParams {
void set(USVString name, USVString value);
// Be careful with implementing iterable interface.
// Search params might be mutated by URL::SetSearch while iterating (discussed in PR #10351).
// iterable<USVString, USVString>;
iterable<USVString, USVString>;
stringifier;
};