Use Option<T> to return from getters

This removes the cumbersome &mut bool argument and offers overall
a more readable code.
This commit is contained in:
Anthony Ramine 2016-08-29 00:55:29 +02:00
parent 6e1523f4ae
commit 7dfb336be8
22 changed files with 72 additions and 109 deletions

View file

@ -317,17 +317,13 @@ impl HTMLCollectionMethods for HTMLCollection {
}
// https://dom.spec.whatwg.org/#dom-htmlcollection-item
fn IndexedGetter(&self, index: u32, found: &mut bool) -> Option<Root<Element>> {
let maybe_elem = self.Item(index);
*found = maybe_elem.is_some();
maybe_elem
fn IndexedGetter(&self, index: u32) -> Option<Root<Element>> {
self.Item(index)
}
// check-tidy: no specs after this line
fn NamedGetter(&self, name: DOMString, found: &mut bool) -> Option<Root<Element>> {
let maybe_elem = self.NamedItem(name);
*found = maybe_elem.is_some();
maybe_elem
fn NamedGetter(&self, name: DOMString) -> Option<Root<Element>> {
self.NamedItem(name)
}
// https://dom.spec.whatwg.org/#interface-htmlcollection