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refine reduce_first_font_to_family

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This commit is contained in:
Wez Furlong 2021-04-07 23:48:49 -07:00
parent e3fc0a583b
commit a6ebae3be2
1 changed files with 51 additions and 17 deletions
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68
config/src/font.rs
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@ -213,23 +213,35 @@ impl TextStyle {
///
/// <https://github.com/wez/wezterm/issues/456>
pub fn reduce_first_font_to_family(&self) -> Self {
fn reduce(family: &str) -> String {
family
// Italic tends to be last in the string,
// if present, so strip it first
.trim_end_matches(" Italic")
// Then the various weight names
.trim_end_matches(" Thin")
.trim_end_matches(" Extra Light")
.trim_end_matches(" Normal")
.trim_end_matches(" Regular")
.trim_end_matches(" Medium")
.trim_end_matches(" Semi Bold")
.trim_end_matches(" Bold")
.trim_end_matches(" Extra Bold")
.trim_end_matches(" Ultra Bold")
.trim_end_matches(" Book")
.to_string()
fn reduce(mut family: &str) -> String {
loop {
let start = family;
for s in &[
"Black",
"Bold",
"Book",
"Condensed",
"Demi",
"Expanded",
"Extra",
"Italic",
"Light",
"Medium",
"Regular",
"Semi",
"Thin",
"Ultra",
] {
family = family.trim().trim_end_matches(s);
}
if family == start {
break;
}
}
family.trim().to_string()
}
Self {
foreground: self.foreground,
@ -474,3 +486,25 @@ impl std::str::FromStr for FontShaperSelection {
}
}
}
#[cfg(test)]
mod test {
use super::*;
#[test]
fn test_reduce() {
for family in &[
"Inconsolata SemiCondensed ExtraBold",
"Inconsolata SemiCondensed Regular",
"Inconsolata SemiCondensed Medium",
"Inconsolata SemiCondensed SemiBold",
] {
let style = TextStyle {
font: vec![FontAttributes::new(family)],
foreground: None,
};
let style = style.reduce_first_font_to_family();
assert_eq!(style.font[0].family, "Inconsolata");
}
}
}