| <!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/clap-2.34.0/src/completions/bash.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>bash.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="../../../clap/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="../../../clap/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="comment">// Std |
| </span><span class="kw">use </span>std::io::Write; |
| |
| <span class="comment">// Internal |
| </span><span class="kw">use crate</span>::{ |
| app::parser::Parser, |
| args::{AnyArg, OptBuilder}, |
| completions, |
| }; |
| |
| <span class="kw">pub struct </span>BashGen<<span class="lifetime">'a</span>, <span class="lifetime">'b</span>> |
| <span class="kw">where |
| </span><span class="lifetime">'a</span>: <span class="lifetime">'b</span>, |
| { |
| p: <span class="kw-2">&</span><span class="lifetime">'b </span>Parser<<span class="lifetime">'a</span>, <span class="lifetime">'b</span>>, |
| } |
| |
| <span class="kw">impl</span><<span class="lifetime">'a</span>, <span class="lifetime">'b</span>> BashGen<<span class="lifetime">'a</span>, <span class="lifetime">'b</span>> { |
| <span class="kw">pub fn </span>new(p: <span class="kw-2">&</span><span class="lifetime">'b </span>Parser<<span class="lifetime">'a</span>, <span class="lifetime">'b</span>>) -> <span class="self">Self </span>{ |
| BashGen { p } |
| } |
| |
| <span class="kw">pub fn </span>generate_to<W: Write>(<span class="kw-2">&</span><span class="self">self</span>, buf: <span class="kw-2">&mut </span>W) { |
| <span class="macro">w!</span>( |
| buf, |
| <span class="macro">format!</span>( |
| <span class="string">r#"_{name}() {{ |
| local i cur prev opts cmds |
| COMPREPLY=() |
| cur="${{COMP_WORDS[COMP_CWORD]}}" |
| prev="${{COMP_WORDS[COMP_CWORD-1]}}" |
| cmd="" |
| opts="" |
| |
| for i in ${{COMP_WORDS[@]}} |
| do |
| case "${{i}}" in |
| {name}) |
| cmd="{name}" |
| ;; |
| {subcmds} |
| *) |
| ;; |
| esac |
| done |
| |
| case "${{cmd}}" in |
| {name}) |
| opts="{name_opts}" |
| if [[ ${{cur}} == -* || ${{COMP_CWORD}} -eq 1 ]] ; then |
| COMPREPLY=( $(compgen -W "${{opts}}" -- "${{cur}}") ) |
| return 0 |
| fi |
| case "${{prev}}" in |
| {name_opts_details} |
| *) |
| COMPREPLY=() |
| ;; |
| esac |
| COMPREPLY=( $(compgen -W "${{opts}}" -- "${{cur}}") ) |
| return 0 |
| ;; |
| {subcmd_details} |
| esac |
| }} |
| |
| complete -F _{name} -o bashdefault -o default {name} |
| "#</span>, |
| name = <span class="self">self</span>.p.meta.bin_name.as_ref().unwrap(), |
| name_opts = <span class="self">self</span>.all_options_for_path(<span class="self">self</span>.p.meta.bin_name.as_ref().unwrap()), |
| name_opts_details = |
| <span class="self">self</span>.option_details_for_path(<span class="self">self</span>.p.meta.bin_name.as_ref().unwrap()), |
| subcmds = <span class="self">self</span>.all_subcommands(), |
| subcmd_details = <span class="self">self</span>.subcommand_details() |
| ) |
| .as_bytes() |
| ); |
| } |
| |
| <span class="kw">fn </span>all_subcommands(<span class="kw-2">&</span><span class="self">self</span>) -> String { |
| <span class="macro">debugln!</span>(<span class="string">"BashGen::all_subcommands;"</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>subcmds = String::new(); |
| <span class="kw">let </span>scs = completions::all_subcommand_names(<span class="self">self</span>.p); |
| |
| <span class="kw">for </span>sc <span class="kw">in </span><span class="kw-2">&</span>scs { |
| subcmds = <span class="macro">format!</span>( |
| <span class="string">r#"{} |
| {name}) |
| cmd+="__{fn_name}" |
| ;;"#</span>, |
| subcmds, |
| name = sc, |
| fn_name = sc.replace(<span class="string">"-"</span>, <span class="string">"__"</span>) |
| ); |
| } |
| |
| subcmds |
| } |
| |
| <span class="kw">fn </span>subcommand_details(<span class="kw-2">&</span><span class="self">self</span>) -> String { |
| <span class="macro">debugln!</span>(<span class="string">"BashGen::subcommand_details;"</span>); |
| <span class="kw">let </span><span class="kw-2">mut </span>subcmd_dets = String::new(); |
| <span class="kw">let </span><span class="kw-2">mut </span>scs = completions::get_all_subcommand_paths(<span class="self">self</span>.p, <span class="bool-val">true</span>); |
| scs.sort(); |
| scs.dedup(); |
| |
| <span class="kw">for </span>sc <span class="kw">in </span><span class="kw-2">&</span>scs { |
| subcmd_dets = <span class="macro">format!</span>( |
| <span class="string">r#"{} |
| {subcmd}) |
| opts="{sc_opts}" |
| if [[ ${{cur}} == -* || ${{COMP_CWORD}} -eq {level} ]] ; then |
| COMPREPLY=( $(compgen -W "${{opts}}" -- "${{cur}}") ) |
| return 0 |
| fi |
| case "${{prev}}" in |
| {opts_details} |
| *) |
| COMPREPLY=() |
| ;; |
| esac |
| COMPREPLY=( $(compgen -W "${{opts}}" -- "${{cur}}") ) |
| return 0 |
| ;;"#</span>, |
| subcmd_dets, |
| subcmd = sc.replace(<span class="string">"-"</span>, <span class="string">"__"</span>), |
| sc_opts = <span class="self">self</span>.all_options_for_path(<span class="kw-2">&*</span>sc), |
| level = sc.split(<span class="string">"__"</span>).count(), |
| opts_details = <span class="self">self</span>.option_details_for_path(<span class="kw-2">&*</span>sc) |
| ); |
| } |
| |
| subcmd_dets |
| } |
| |
| <span class="kw">fn </span>option_details_for_path(<span class="kw-2">&</span><span class="self">self</span>, path: <span class="kw-2">&</span>str) -> String { |
| <span class="macro">debugln!</span>(<span class="string">"BashGen::option_details_for_path: path={}"</span>, path); |
| <span class="kw">let </span><span class="kw-2">mut </span>p = <span class="self">self</span>.p; |
| <span class="kw">for </span>sc <span class="kw">in </span>path.split(<span class="string">"__"</span>).skip(<span class="number">1</span>) { |
| <span class="macro">debugln!</span>(<span class="string">"BashGen::option_details_for_path:iter: sc={}"</span>, sc); |
| p = <span class="kw-2">&</span><span class="macro">find_subcmd!</span>(p, sc).unwrap().p; |
| } |
| <span class="kw">let </span><span class="kw-2">mut </span>opts = String::new(); |
| <span class="kw">for </span>o <span class="kw">in </span>p.opts() { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(l) = o.s.long { |
| opts = <span class="macro">format!</span>( |
| <span class="string">"{} |
| --{}) |
| COMPREPLY=({}) |
| return 0 |
| ;;"</span>, |
| opts, |
| l, |
| <span class="self">self</span>.vals_for(o) |
| ); |
| } |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(s) = o.s.short { |
| opts = <span class="macro">format!</span>( |
| <span class="string">"{} |
| -{}) |
| COMPREPLY=({}) |
| return 0 |
| ;;"</span>, |
| opts, |
| s, |
| <span class="self">self</span>.vals_for(o) |
| ); |
| } |
| } |
| opts |
| } |
| |
| <span class="kw">fn </span>vals_for(<span class="kw-2">&</span><span class="self">self</span>, o: <span class="kw-2">&</span>OptBuilder) -> String { |
| <span class="macro">debugln!</span>(<span class="string">"BashGen::vals_for: o={}"</span>, o.b.name); |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(vals) = o.possible_vals() { |
| <span class="macro">format!</span>(<span class="string">r#"$(compgen -W "{}" -- "${{cur}}")"#</span>, vals.join(<span class="string">" "</span>)) |
| } <span class="kw">else </span>{ |
| String::from(<span class="string">r#"$(compgen -f "${cur}")"#</span>) |
| } |
| } |
| |
| <span class="kw">fn </span>all_options_for_path(<span class="kw-2">&</span><span class="self">self</span>, path: <span class="kw-2">&</span>str) -> String { |
| <span class="macro">debugln!</span>(<span class="string">"BashGen::all_options_for_path: path={}"</span>, path); |
| <span class="kw">let </span><span class="kw-2">mut </span>p = <span class="self">self</span>.p; |
| <span class="kw">for </span>sc <span class="kw">in </span>path.split(<span class="string">"__"</span>).skip(<span class="number">1</span>) { |
| <span class="macro">debugln!</span>(<span class="string">"BashGen::all_options_for_path:iter: sc={}"</span>, sc); |
| p = <span class="kw-2">&</span><span class="macro">find_subcmd!</span>(p, sc).unwrap().p; |
| } |
| <span class="kw">let </span><span class="kw-2">mut </span>opts = <span class="macro">shorts!</span>(p).fold(String::new(), |acc, s| <span class="macro">format!</span>(<span class="string">"{} -{}"</span>, acc, s)); |
| opts = <span class="macro">format!</span>( |
| <span class="string">"{} {}"</span>, |
| opts, |
| <span class="macro">longs!</span>(p).fold(String::new(), |acc, l| <span class="macro">format!</span>(<span class="string">"{} --{}"</span>, acc, l)) |
| ); |
| opts = <span class="macro">format!</span>( |
| <span class="string">"{} {}"</span>, |
| opts, |
| p.positionals |
| .values() |
| .fold(String::new(), |acc, p| <span class="macro">format!</span>(<span class="string">"{} {}"</span>, acc, p)) |
| ); |
| opts = <span class="macro">format!</span>( |
| <span class="string">"{} {}"</span>, |
| opts, |
| p.subcommands |
| .iter() |
| .fold(String::new(), |acc, s| <span class="macro">format!</span>(<span class="string">"{} {}"</span>, acc, s.p.meta.name)) |
| ); |
| <span class="kw">for </span>sc <span class="kw">in </span><span class="kw-2">&</span>p.subcommands { |
| <span class="kw">if let </span><span class="prelude-val">Some</span>(<span class="kw-2">ref </span>aliases) = sc.p.meta.aliases { |
| opts = <span class="macro">format!</span>( |
| <span class="string">"{} {}"</span>, |
| opts, |
| aliases |
| .iter() |
| .map(|<span class="kw-2">&</span>(n, <span class="kw">_</span>)| n) |
| .fold(String::new(), |acc, a| <span class="macro">format!</span>(<span class="string">"{} {}"</span>, acc, a)) |
| ); |
| } |
| } |
| opts |
| } |
| } |
| </code></pre></div> |
| </section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="clap" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.66.0-nightly (5c8bff74b 2022-10-21)" ></div></body></html> |
