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Reserve vector capacity upfront in colors::named_color_names()

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Only because why not.
This commit is contained in:
Mahmoud Al-Qudsi 2024-05-07 13:09:40 -05:00
parent fd2ea3ff0f
commit f709795a3a
1 changed files with 7 additions and 4 deletions
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11
src/color.rs
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@ -216,10 +216,13 @@ impl RgbColor {
/// Returns the names of all named colors.
pub fn named_color_names() -> Vec<&'static wstr> {
let mut v: Vec<_> = NAMED_COLORS
.iter()
.filter_map(|&NamedColor { name, hidden, .. }| (!hidden).then_some(name))
.collect();
// We don't use all the NAMED_COLORS but we also need room for one more.
let mut v = Vec::with_capacity(NAMED_COLORS.len());
v.extend(
NAMED_COLORS
.iter()
.filter_map(|&NamedColor { name, hidden, .. }| (!hidden).then_some(name)),
);
// "normal" isn't really a color and does not have a color palette index or
// RGB value. Therefore, it does not appear in the NAMED_COLORS table.