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scarb-ui: Add methods for accessing stderr color preferences #1065

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Jan 19, 2024
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scarb-ui: Add methods for accessing stderr color preferences #1065

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19 changes: 19 additions & 0 deletions utils/scarb-ui/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -155,4 +155,23 @@ impl Ui {
pub fn has_colors_enabled(&self) -> bool {
console::colors_enabled()
}

/// Forces colorization on or off for stdout.
///
/// This overrides the default for the current process and changes the return value of
/// the [`Ui::has_colors_enabled`] function.
pub fn force_colors_enabled_stderr(&self, enable: bool) {
console::set_colors_enabled_stderr(enable);
}

/// Returns `true` if colors should be enabled for stderr.
///
/// This honors the [clicolors spec](http://bixense.com/clicolors/).
///
/// * `CLICOLOR != 0`: ANSI colors are supported and should be used when the program isn't piped.
/// * `CLICOLOR == 0`: Don't output ANSI color escape codes.
/// * `CLICOLOR_FORCE != 0`: ANSI colors should be enabled no matter what.
pub fn has_colors_enabled_stderr(&self) -> bool {
console::colors_enabled_stderr()
}
}