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Better logic for copying themed player colors into registry (#7867)

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Release Notes:

- Fixed a potential panic when themes did not contain enough player
colors ([#7733](https://github.com/zed-industries/zed/issues/7733)).

Thanks to @maxdeviant for the code review and improvements!
This commit is contained in:
Joey Smith 2024-02-15 15:22:23 -07:00 • committed by GitHub
parent bf1bcd027c
commit 94426c4393
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1 changed files with 28 additions and 24 deletions
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52
crates/theme/src/registry.rs
View file

@ -118,30 +118,34 @@ impl ThemeRegistry {
AppearanceContent::Dark => PlayerColors::dark(),
};
if !user_theme.style.players.is_empty() {
player_colors = PlayerColors(
user_theme
.style
.players
.into_iter()
.map(|player| PlayerColor {
cursor: player
.cursor
.as_ref()
.and_then(|color| try_parse_color(&color).ok())
.unwrap_or_default(),
background: player
.background
.as_ref()
.and_then(|color| try_parse_color(&color).ok())
.unwrap_or_default(),
selection: player
.selection
.as_ref()
.and_then(|color| try_parse_color(&color).ok())
.unwrap_or_default(),
})
.collect(),
);
for (idx, player) in user_theme.style.players.clone().into_iter().enumerate() {
let cursor = player
.cursor
.as_ref()
.and_then(|color| try_parse_color(&color).ok());
let background = player
.background
.as_ref()
.and_then(|color| try_parse_color(&color).ok());
let selection = player
.selection
.as_ref()
.and_then(|color| try_parse_color(&color).ok());
if let Some(player_color) = player_colors.0.get_mut(idx) {
*player_color = PlayerColor {
cursor: cursor.unwrap_or(player_color.cursor),
background: background.unwrap_or(player_color.background),
selection: selection.unwrap_or(player_color.selection),
};
} else {
player_colors.0.push(PlayerColor {
cursor: cursor.unwrap_or_default(),
background: background.unwrap_or_default(),
selection: selection.unwrap_or_default(),
});
}
}
}
let mut syntax_colors = match user_theme.appearance {