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add(style): merge function to merge styles from different styles together
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Merging may overwrite changes of the current style with the other style
if that style differs from the default value.
This commit is contained in:
Yves Biener
2025-01-07 12:56:52 +01:00
parent c2c3f41ff3
commit 0015bac9ff
1 changed files with 16 additions and 0 deletions
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16
src/terminal/Style.zig
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@@ -113,6 +113,22 @@ reverse: bool = false,
invisible: bool = false,
strikethrough: bool = false,
/// Merge _other_ `Style` to _this_ style and overwrite _this_ `Style`'s value
/// if the _other_ value differs from the default value.
pub fn merge(this: *@This(), other: @This()) void {
if (other.fg != .default) this.fg = other.fg;
if (other.bg != .default) this.bg = other.bg;
if (other.ul != .default) this.ul = other.ul;
if (other.ul_style != .off) this.ul_style = other.ul_style;
if (other.bold == false) this.bold = other.bold;
if (other.dim == false) this.dim = other.dim;
if (other.italic == false) this.italic = other.italic;
if (other.blink == false) this.blink = other.blink;
if (other.reverse == false) this.reverse = other.reverse;
if (other.invisible == false) this.invisible = other.invisible;
if (other.strikethrough == false) this.strikethrough = other.strikethrough;
}
fn start(this: @This(), writer: anytype) !void {
// foreground
switch (this.fg) {