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21 lines
650 B
Rust
21 lines
650 B
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use std::ascii::to_ascii_lower;
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use cssparser::*;
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pub fn one_component_value<'a>(input: &'a [ComponentValue]) -> Option<&'a ComponentValue> {
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let mut iter = input.skip_whitespace();
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iter.next().filtered(|_| iter.next().is_none())
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}
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pub fn get_ident_lower(component_value: &ComponentValue) -> Option<~str> {
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match component_value {
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&Ident(ref value) => Some(to_ascii_lower(value.as_slice())),
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_ => None,
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}
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}
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