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Use Option<T> to return from getters

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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
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6
components/script/dom/domstringmap.rs
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@ -47,10 +47,8 @@ impl DOMStringMapMethods for DOMStringMap {
}
// https://html.spec.whatwg.org/multipage/#dom-domstringmap-nameditem
fn NamedGetter(&self, name: DOMString, found: &mut bool) -> DOMString {
let attr = self.element.get_custom_attr(name);
*found = attr.is_some();
attr.unwrap_or_default()
fn NamedGetter(&self, name: DOMString) -> Option<DOMString> {
self.element.get_custom_attr(name)
}
// https://html.spec.whatwg.org/multipage/#the-domstringmap-interface:supported-property-names