style: Use map_or instead of map(..) == Some(false).

This commit is contained in:
Emilio Cobos Álvarez 2017-10-04 14:53:05 +02:00
parent 583d89ac08
commit c4dbbf0656
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@ -607,7 +607,7 @@ fn substitute_one(
if invalid.contains(name) { if invalid.contains(name) {
return Err(()); return Err(());
} }
let computed_value = if specified_value.references.map(|set| set.is_empty()) == Some(false) { let computed_value = if specified_value.references.map_or(false, |set| !set.is_empty()) {
let mut partial_computed_value = ComputedValue::empty(); let mut partial_computed_value = ComputedValue::empty();
let mut input = ParserInput::new(&specified_value.css); let mut input = ParserInput::new(&specified_value.css);
let mut input = Parser::new(&mut input); let mut input = Parser::new(&mut input);