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make completion cmd a subcommand of shell args

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Clément DOUIN
2021-04-15 13:24:18 +02:00
parent f6e70a63d4
commit aad74add52
2 changed files with 25 additions and 29 deletions
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src/completion/cli.rs
+14 -21
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@@ -1,34 +1,27 @@
use clap::{self, App, ArgMatches, SubCommand};
use clap::{self, App, Arg, ArgMatches, Shell, SubCommand};
use error_chain::error_chain;
use std::io;
error_chain! {}
pub fn completion_subcmds<'a>() -> Vec<App<'a, 'a>> {
vec![
SubCommand::with_name("bash-completions").about("Generates bash completions script"),
SubCommand::with_name("zsh-completions").about("Generates zsh completions script"),
SubCommand::with_name("fish-completions").about("Generates fish completions script"),
]
vec![SubCommand::with_name("completion")
.about("Generates the completion script for the given shell")
.args(&[Arg::with_name("shell")
.possible_values(&["bash", "zsh", "fish"])
.required(true)])]
}
pub fn completion_matches(mut app: App, matches: &ArgMatches) -> Result<bool> {
use clap::Shell::*;
if matches.is_present("bash-completions") {
app.gen_completions_to("himalaya", Bash, &mut io::stdout());
if let Some(matches) = matches.subcommand_matches("completion") {
let shell = match matches.value_of("shell").unwrap() {
"fish" => Shell::Fish,
"zsh" => Shell::Zsh,
"bash" | _ => Shell::Bash,
};
app.gen_completions_to("himalaya", shell, &mut io::stdout());
return Ok(true);
}
if matches.is_present("zsh-completions") {
app.gen_completions_to("himalaya", Zsh, &mut io::stdout());
return Ok(true);
}
if matches.is_present("fish-completions") {
app.gen_completions_to("himalaya", Fish, &mut io::stdout());
return Ok(true);
}
};
Ok(false)
}