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Diffstat (limited to 'vendor/miette/src/handlers/theme.rs')
| -rw-r--r-- | vendor/miette/src/handlers/theme.rs | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/vendor/miette/src/handlers/theme.rs b/vendor/miette/src/handlers/theme.rs deleted file mode 100644 index 1f5236a..0000000 --- a/vendor/miette/src/handlers/theme.rs +++ /dev/null @@ -1,275 +0,0 @@ -use is_terminal::IsTerminal; -use owo_colors::Style; - -/** -Theme used by [`GraphicalReportHandler`](crate::GraphicalReportHandler) to -render fancy [`Diagnostic`](crate::Diagnostic) reports. - -A theme consists of two things: the set of characters to be used for drawing, -and the -[`owo_colors::Style`](https://docs.rs/owo-colors/latest/owo_colors/struct.Style.html)s to be used to paint various items. - -You can create your own custom graphical theme using this type, or you can use -one of the predefined ones using the methods below. -*/ -#[derive(Debug, Clone)] -pub struct GraphicalTheme { - /// Characters to be used for drawing. - pub characters: ThemeCharacters, - /// Styles to be used for painting. - pub styles: ThemeStyles, -} - -impl GraphicalTheme { - /// ASCII-art-based graphical drawing, with ANSI styling. - pub fn ascii() -> Self { - Self { - characters: ThemeCharacters::ascii(), - styles: ThemeStyles::ansi(), - } - } - - /// Graphical theme that draws using both ansi colors and unicode - /// characters. - /// - /// Note that full rgb colors aren't enabled by default because they're - /// an accessibility hazard, especially in the context of terminal themes - /// that can change the background color and make hardcoded colors illegible. - /// Such themes typically remap ansi codes properly, treating them more - /// like CSS classes than specific colors. - pub fn unicode() -> Self { - Self { - characters: ThemeCharacters::unicode(), - styles: ThemeStyles::ansi(), - } - } - - /// Graphical theme that draws in monochrome, while still using unicode - /// characters. - pub fn unicode_nocolor() -> Self { - Self { - characters: ThemeCharacters::unicode(), - styles: ThemeStyles::none(), - } - } - - /// A "basic" graphical theme that skips colors and unicode characters and - /// just does monochrome ascii art. If you want a completely non-graphical - /// rendering of your `Diagnostic`s, check out - /// [crate::NarratableReportHandler], or write your own - /// [crate::ReportHandler]! - pub fn none() -> Self { - Self { - characters: ThemeCharacters::ascii(), - styles: ThemeStyles::none(), - } - } -} - -impl Default for GraphicalTheme { - fn default() -> Self { - match std::env::var("NO_COLOR") { - _ if !std::io::stdout().is_terminal() || !std::io::stderr().is_terminal() => { - Self::ascii() - } - Ok(string) if string != "0" => Self::unicode_nocolor(), - _ => Self::unicode(), - } - } -} - -/** -Styles for various parts of graphical rendering for the [crate::GraphicalReportHandler]. -*/ -#[derive(Debug, Clone)] -pub struct ThemeStyles { - /// Style to apply to things highlighted as "error". - pub error: Style, - /// Style to apply to things highlighted as "warning". - pub warning: Style, - /// Style to apply to things highlighted as "advice". - pub advice: Style, - /// Style to apply to the help text. - pub help: Style, - /// Style to apply to filenames/links/URLs. - pub link: Style, - /// Style to apply to line numbers. - pub linum: Style, - /// Styles to cycle through (using `.iter().cycle()`), to render the lines - /// and text for diagnostic highlights. - pub highlights: Vec<Style>, -} - -fn style() -> Style { - Style::new() -} - -impl ThemeStyles { - /// Nice RGB colors. - /// [Credit](http://terminal.sexy/#FRUV0NDQFRUVrEFCkKlZ9L91ap-1qnWfdbWq0NDQUFBQrEFCkKlZ9L91ap-1qnWfdbWq9fX1). - pub fn rgb() -> Self { - Self { - error: style().fg_rgb::<255, 30, 30>(), - warning: style().fg_rgb::<244, 191, 117>(), - advice: style().fg_rgb::<106, 159, 181>(), - help: style().fg_rgb::<106, 159, 181>(), - link: style().fg_rgb::<92, 157, 255>().underline().bold(), - linum: style().dimmed(), - highlights: vec![ - style().fg_rgb::<246, 87, 248>(), - style().fg_rgb::<30, 201, 212>(), - style().fg_rgb::<145, 246, 111>(), - ], - } - } - - /// ANSI color-based styles. - pub fn ansi() -> Self { - Self { - error: style().red(), - warning: style().yellow(), - advice: style().cyan(), - help: style().cyan(), - link: style().cyan().underline().bold(), - linum: style().dimmed(), - highlights: vec![ - style().magenta().bold(), - style().yellow().bold(), - style().green().bold(), - ], - } - } - - /// No styling. Just regular ol' monochrome. - pub fn none() -> Self { - Self { - error: style(), - warning: style(), - advice: style(), - help: style(), - link: style(), - linum: style(), - highlights: vec![style()], - } - } -} - -// ---------------------------------------- -// Most of these characters were taken from -// https://github.com/zesterer/ariadne/blob/e3cb394cb56ecda116a0a1caecd385a49e7f6662/src/draw.rs - -/// Characters to be used when drawing when using -/// [crate::GraphicalReportHandler]. -#[allow(missing_docs)] -#[derive(Debug, Clone, Eq, PartialEq)] -pub struct ThemeCharacters { - pub hbar: char, - pub vbar: char, - pub xbar: char, - pub vbar_break: char, - - pub uarrow: char, - pub rarrow: char, - - pub ltop: char, - pub mtop: char, - pub rtop: char, - pub lbot: char, - pub rbot: char, - pub mbot: char, - - pub lbox: char, - pub rbox: char, - - pub lcross: char, - pub rcross: char, - - pub underbar: char, - pub underline: char, - - pub error: String, - pub warning: String, - pub advice: String, -} - -impl ThemeCharacters { - /// Fancy unicode-based graphical elements. - pub fn unicode() -> Self { - Self { - hbar: '─', - vbar: '│', - xbar: '┼', - vbar_break: '·', - uarrow: '▲', - rarrow: '▶', - ltop: '╭', - mtop: '┬', - rtop: '╮', - lbot: '╰', - mbot: '┴', - rbot: '╯', - lbox: '[', - rbox: ']', - lcross: '├', - rcross: '┤', - underbar: '┬', - underline: '─', - error: "×".into(), - warning: "⚠".into(), - advice: "☞".into(), - } - } - - /// Emoji-heavy unicode characters. - pub fn emoji() -> Self { - Self { - hbar: '─', - vbar: '│', - xbar: '┼', - vbar_break: '·', - uarrow: '▲', - rarrow: '▶', - ltop: '╭', - mtop: '┬', - rtop: '╮', - lbot: '╰', - mbot: '┴', - rbot: '╯', - lbox: '[', - rbox: ']', - lcross: '├', - rcross: '┤', - underbar: '┬', - underline: '─', - error: "💥".into(), - warning: "⚠️".into(), - advice: "💡".into(), - } - } - /// ASCII-art-based graphical elements. Works well on older terminals. - pub fn ascii() -> Self { - Self { - hbar: '-', - vbar: '|', - xbar: '+', - vbar_break: ':', - uarrow: '^', - rarrow: '>', - ltop: ',', - mtop: 'v', - rtop: '.', - lbot: '`', - mbot: '^', - rbot: '\'', - lbox: '[', - rbox: ']', - lcross: '|', - rcross: '|', - underbar: '|', - underline: '^', - error: "x".into(), - warning: "!".into(), - advice: ">".into(), - } - } -} |