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Auto merge of #13637 - servo:URLSearchParams, r=emilio

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Make URLSearchParams iterable.

Fixes #13022.
Fixes #13077.

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This commit is contained in:
bors-servo 2016-10-07 11:10:01 -05:00 • committed by GitHub
commit b1c5b91820
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;
};

4
tests/wpt/metadata/MANIFEST.json
View file

@ -30387,6 +30387,10 @@
"path": "url/urlsearchparams-delete.html",
"url": "/url/urlsearchparams-delete.html"
},
{
"path": "url/urlsearchparams-foreach.html",
"url": "/url/urlsearchparams-foreach.html"
},
{
"path": "url/urlsearchparams-get.html",
"url": "/url/urlsearchparams-get.html"

39
tests/wpt/web-platform-tests/url/urlsearchparams-foreach.html Normal file
View file

@ -0,0 +1,39 @@
<!doctype html>
<meta charset="utf-8">
<link rel="help" href="https://url.spec.whatwg.org/#dom-urlsearchparams-has">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(function() {
var params = new URLSearchParams('a=1&b=2&c=3');
var keys = [];
var values = [];
params.forEach(function(value, key) {
keys.push(key);
values.push(value);
});
assert_array_equals(keys, ['a', 'b', 'c']);
assert_array_equals(values, ['1', '2', '3']);
}, "ForEach Check");
test(function() {
let a = new URL("http://a.b/c?a=1&b=2&c=3&d=4");
let b = a.searchParams;
var c = [];
for (i of b) {
a.search = "x=1&y=2&z=3";
c.push(i);
}
assert_array_equals(c[0], ["a","1"]);
assert_array_equals(c[1], ["y","2"]);
assert_array_equals(c[2], ["z","3"]);
}, "For-of Check");
test(function() {
let a = new URL("http://a.b/c");
let b = a.searchParams;
for (i of b) {
assert_unreached(i);
}
}, "empty");
</script>