| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/root/.cargo/registry/src/github.com-1ecc6299db9ec823/ansi_term-0.12.1/src/debug.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>debug.rs - source</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" href="../../normalize.css"><link rel="stylesheet" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" href="../../ayu.css" disabled><link rel="stylesheet" href="../../dark.css" disabled><link rel="stylesheet" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script defer src="../../source-script.js"></script><script defer src="../../source-files.js"></script><script defer src="../../main.js"></script><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../favicon.svg"></head><body class="rustdoc source"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><a class="sidebar-logo" href="../../ansi_term/index.html"><div class="logo-container"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></div></a></nav><main><div class="width-limiter"><nav class="sub"><a class="sub-logo-container" href="../../ansi_term/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><a href="../../help.html">?</a></div><div id="settings-menu" tabindex="-1"><a href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></div></form></nav><section id="main-content" class="content"><div class="example-wrap"><pre class="src-line-numbers"><span id="1">1</span> |
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| </pre><pre class="rust"><code><span class="kw">use </span>std::fmt; |
| |
| <span class="kw">use </span>style::Style; |
| |
| <span class="doccomment">/// Styles have a special `Debug` implementation that only shows the fields that |
| /// are set. Fields that haven’t been touched aren’t included in the output. |
| /// |
| /// This behaviour gets bypassed when using the alternate formatting mode |
| /// `format!("{:#?}")`. |
| /// |
| /// use ansi_term::Colour::{Red, Blue}; |
| /// assert_eq!("Style { fg(Red), on(Blue), bold, italic }", |
| /// format!("{:?}", Red.on(Blue).bold().italic())); |
| </span><span class="kw">impl </span>fmt::Debug <span class="kw">for </span>Style { |
| <span class="kw">fn </span>fmt(<span class="kw-2">&</span><span class="self">self</span>, fmt: <span class="kw-2">&mut </span>fmt::Formatter) -> fmt::Result { |
| <span class="kw">if </span>fmt.alternate() { |
| fmt.debug_struct(<span class="string">"Style"</span>) |
| .field(<span class="string">"foreground"</span>, <span class="kw-2">&</span><span class="self">self</span>.foreground) |
| .field(<span class="string">"background"</span>, <span class="kw-2">&</span><span class="self">self</span>.background) |
| .field(<span class="string">"blink"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_blink) |
| .field(<span class="string">"bold"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_bold) |
| .field(<span class="string">"dimmed"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_dimmed) |
| .field(<span class="string">"hidden"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_hidden) |
| .field(<span class="string">"italic"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_italic) |
| .field(<span class="string">"reverse"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_reverse) |
| .field(<span class="string">"strikethrough"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_strikethrough) |
| .field(<span class="string">"underline"</span>, <span class="kw-2">&</span><span class="self">self</span>.is_underline) |
| .finish() |
| } |
| <span class="kw">else if </span><span class="self">self</span>.is_plain() { |
| fmt.write_str(<span class="string">"Style {}"</span>) |
| } |
| <span class="kw">else </span>{ |
| fmt.write_str(<span class="string">"Style { "</span>)<span class="question-mark">?</span>; |
| |
| <span class="kw">let </span><span class="kw-2">mut </span>written_anything = <span class="bool-val">false</span>; |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(fg) = <span class="self">self</span>.foreground { |
| <span class="kw">if </span>written_anything { fmt.write_str(<span class="string">", "</span>)<span class="question-mark">? </span>} |
| written_anything = <span class="bool-val">true</span>; |
| <span class="macro">write!</span>(fmt, <span class="string">"fg({:?})"</span>, fg)<span class="question-mark">? |
| </span>} |
| |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(bg) = <span class="self">self</span>.background { |
| <span class="kw">if </span>written_anything { fmt.write_str(<span class="string">", "</span>)<span class="question-mark">? </span>} |
| written_anything = <span class="bool-val">true</span>; |
| <span class="macro">write!</span>(fmt, <span class="string">"on({:?})"</span>, bg)<span class="question-mark">? |
| </span>} |
| |
| { |
| <span class="kw">let </span><span class="kw-2">mut </span>write_flag = |name| { |
| <span class="kw">if </span>written_anything { fmt.write_str(<span class="string">", "</span>)<span class="question-mark">? </span>} |
| written_anything = <span class="bool-val">true</span>; |
| fmt.write_str(name) |
| }; |
| |
| <span class="kw">if </span><span class="self">self</span>.is_blink { write_flag(<span class="string">"blink"</span>)<span class="question-mark">? </span>} |
| <span class="kw">if </span><span class="self">self</span>.is_bold { write_flag(<span class="string">"bold"</span>)<span class="question-mark">? </span>} |
| <span class="kw">if </span><span class="self">self</span>.is_dimmed { write_flag(<span class="string">"dimmed"</span>)<span class="question-mark">? </span>} |
| <span class="kw">if </span><span class="self">self</span>.is_hidden { write_flag(<span class="string">"hidden"</span>)<span class="question-mark">? </span>} |
| <span class="kw">if </span><span class="self">self</span>.is_italic { write_flag(<span class="string">"italic"</span>)<span class="question-mark">? </span>} |
| <span class="kw">if </span><span class="self">self</span>.is_reverse { write_flag(<span class="string">"reverse"</span>)<span class="question-mark">? </span>} |
| <span class="kw">if </span><span class="self">self</span>.is_strikethrough { write_flag(<span class="string">"strikethrough"</span>)<span class="question-mark">? </span>} |
| <span class="kw">if </span><span class="self">self</span>.is_underline { write_flag(<span class="string">"underline"</span>)<span class="question-mark">? </span>} |
| } |
| |
| <span class="macro">write!</span>(fmt, <span class="string">" }}"</span>) |
| } |
| } |
| } |
| |
| |
| <span class="attribute">#[cfg(test)] |
| </span><span class="kw">mod </span>test { |
| <span class="kw">use </span>style::Colour::<span class="kw-2">*</span>; |
| <span class="kw">use </span>style::Style; |
| |
| <span class="kw">fn </span>style() -> Style { |
| Style::new() |
| } |
| |
| <span class="macro">macro_rules! </span>test { |
| (<span class="macro-nonterminal">$name</span>: ident: <span class="macro-nonterminal">$obj</span>: expr => <span class="macro-nonterminal">$result</span>: expr) => { |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span><span class="macro-nonterminal">$name</span>() { |
| <span class="macro">assert_eq!</span>(<span class="macro-nonterminal">$result</span>, <span class="macro">format!</span>(<span class="string">"{:?}"</span>, <span class="macro-nonterminal">$obj</span>)); |
| } |
| }; |
| } |
| |
| <span class="macro">test!</span>(empty: style() => <span class="string">"Style {}"</span>); |
| <span class="macro">test!</span>(bold: style().bold() => <span class="string">"Style { bold }"</span>); |
| <span class="macro">test!</span>(italic: style().italic() => <span class="string">"Style { italic }"</span>); |
| <span class="macro">test!</span>(both: style().bold().italic() => <span class="string">"Style { bold, italic }"</span>); |
| |
| <span class="macro">test!</span>(red: Red.normal() => <span class="string">"Style { fg(Red) }"</span>); |
| <span class="macro">test!</span>(redblue: Red.normal().on(RGB(<span class="number">3</span>, <span class="number">2</span>, <span class="number">4</span>)) => <span class="string">"Style { fg(Red), on(RGB(3, 2, 4)) }"</span>); |
| |
| <span class="macro">test!</span>(everything: |
| Red.on(Blue).blink().bold().dimmed().hidden().italic().reverse().strikethrough().underline() => |
| <span class="string">"Style { fg(Red), on(Blue), blink, bold, dimmed, hidden, italic, reverse, strikethrough, underline }"</span>); |
| |
| <span class="attribute">#[test] |
| </span><span class="kw">fn </span>long_and_detailed() { |
| <span class="kw">extern crate </span>regex; |
| <span class="kw">let </span>expected_debug = <span class="string">"Style { fg(Blue), bold }"</span>; |
| <span class="kw">let </span>expected_pretty_repat = <span class="string">r##"(?x) |
| Style\s+\{\s+ |
| foreground:\s+Some\(\s+ |
| Blue,?\s+ |
| \),\s+ |
| background:\s+None,\s+ |
| blink:\s+false,\s+ |
| bold:\s+true,\s+ |
| dimmed:\s+false,\s+ |
| hidden:\s+false,\s+ |
| italic:\s+false,\s+ |
| reverse:\s+false,\s+ |
| strikethrough:\s+ |
| false,\s+ |
| underline:\s+false,?\s+ |
| \}"##</span>; |
| <span class="kw">let </span>re = regex::Regex::new(expected_pretty_repat).unwrap(); |
| |
| <span class="kw">let </span>style = Blue.bold(); |
| <span class="kw">let </span>style_fmt_debug = <span class="macro">format!</span>(<span class="string">"{:?}"</span>, style); |
| <span class="kw">let </span>style_fmt_pretty = <span class="macro">format!</span>(<span class="string">"{:#?}"</span>, style); |
| <span class="macro">println!</span>(<span class="string">"style_fmt_debug:\n{}"</span>, style_fmt_debug); |
| <span class="macro">println!</span>(<span class="string">"style_fmt_pretty:\n{}"</span>, style_fmt_pretty); |
| |
| <span class="macro">assert_eq!</span>(expected_debug, style_fmt_debug); |
| <span class="macro">assert!</span>(re.is_match(<span class="kw-2">&</span>style_fmt_pretty)); |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="ansi_term" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
