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Remove some redundant let bindings

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This commit is contained in:
David Zbarsky 2015-07-04 13:12:49 -04:00
parent 2e1c9785dc
commit 861ddedaef
8 changed files with 24 additions and 64 deletions
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19
components/script/dom/domtokenlist.rs
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@ -67,20 +67,16 @@ impl<'a> DOMTokenListMethods for &'a DOMTokenList {
// https://dom.spec.whatwg.org/#dom-domtokenlist-length
fn Length(self) -> u32 {
self.attribute().map(|attr| {
// FIXME(https://github.com/rust-lang/rust/issues/23338)
let attr = attr.r();
let value = attr.value();
value.tokens().map(|tokens| tokens.len()).unwrap_or(0)
attr.value().tokens().map(|tokens| tokens.len()).unwrap_or(0)
}).unwrap_or(0) as u32
}
// https://dom.spec.whatwg.org/#dom-domtokenlist-item
fn Item(self, index: u32) -> Option<DOMString> {
self.attribute().and_then(|attr| {
// FIXME(https://github.com/rust-lang/rust/issues/23338)
let attr = attr.r();
let value = attr.value();
value.tokens().and_then(|tokens| {
attr.value().tokens().and_then(|tokens| {
tokens.get(index as usize).map(|token| (**token).to_owned())
})
})
@ -96,13 +92,12 @@ impl<'a> DOMTokenListMethods for &'a DOMTokenList {
fn Contains(self, token: DOMString) -> Fallible<bool> {
self.check_token_exceptions(&token).map(|token| {
self.attribute().map(|attr| {
// FIXME(https://github.com/rust-lang/rust/issues/23338)
let attr = attr.r();
let value = attr.value();
value.tokens()
.expect("Should have parsed this attribute")
.iter()
.any(|atom| *atom == token)
attr.value()
.tokens()
.expect("Should have parsed this attribute")
.iter()
.any(|atom| *atom == token)
}).unwrap_or(false)
})
}