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Shell completions

master
Hardcore Sushi 7 months ago
parent
commit
dbd4563e77
Signed by: hardcoresushi
GPG Key ID: 007F84120107191E
  1. 63
      completions/bash
  2. 19
      completions/zsh
  3. 17
      src/bin/compgen.rs
  4. 11
      src/cli.rs

63
completions/bash

@ -0,0 +1,63 @@
#/usr/bin/env bash
_remove_opts() {
local opt new_opts
for opt in ${available_opts}; do
if [[ $opt != $1 && $opt != $2 ]]; then
new_opts+="$opt "
fi
done
available_opts=$new_opts
}
_doby_completion() {
local cur="${COMP_WORDS[COMP_CWORD]}"
local opts="-f --force-encrypt -i --interactive -h --help -V --version --password -t --time-cost -m --memory-cost -p --parallelism -b --block-size -c --cipher"
if [[ ${cur} == -* ]]; then
local i available_opts=$opts
for i in ${COMP_WORDS[@]}; do
if [[ ${opts[*]} =~ $i ]]; then
case $i in
"-f"|"--force-encrypt")
_remove_opts "-f" "--force-encrypt"
;;
"-i"|"--interactive")
_remove_opts "-i" "--interactive"
;;
"-h"|"--help")
_remove_opts "-h" "--help"
;;
"-V"|"--version")
_remove_opts "-V" "--version"
;;
"--password")
_remove_opts "--password"
;;
"-t"|"--time-cost")
_remove_opts "-t" "--time-cost"
;;
"-m"|"--memory-cost")
_remove_opts "-m" "--memory-cost"
;;
"-p"|"--parallelism")
_remove_opts "-p" "--parallelism"
;;
"-b"|"--block-size")
_remove_opts "-b" "--block-size"
;;
"-c"|"--cipher")
_remove_opts "-c" "--cipher"
;;
esac
fi
done
COMPREPLY=($(compgen -W "${available_opts}" -- "${cur}"))
else
local prev="${COMP_WORDS[COMP_CWORD-1]}"
if [[ ${prev} == "-c" || ${prev} == "--cipher" ]]; then
COMPREPLY=($(compgen -W "aes xchacha20" -- "${cur}"))
fi
fi
}
complete -F _doby_completion -o bashdefault -o default doby

19
completions/zsh

@ -0,0 +1,19 @@
#compdef doby
function _doby {
_arguments \
'(-f --force-encrypt)'{-f,--force-encrypt}'[Encrypt even if doby format is recognized]' \
'(-i --interactive)'{-i,--interactive}'[Prompt before overwriting files]' \
'(: * -)'{-h,--help}'[Prints help information]' \
'(: * -)'{-V,--version}'[Prints version information]' \
'--password=[Password used to derive encryption keys]' \
'(-t --time-cost)'{-t,--time-cost}'[Argon2 time cost]' \
'(-m --memory-cost)'{-m,--memory-cost}'[Argon2 memory cost (in kilobytes)]' \
'(-p --parallelism)'{-p,--parallelism}'[Argon2 parallelism cost]' \
'(-b --block-size)'{-b,--block-size}'[Size of the I/O buffer (in bytes)]' \
'(-c --cipher)'{-c,--cipher}'[Encryption cipher to use]: :(aes xchacha20)' \
':::_files' \
':::_files' \
}
_doby "$@"

17
src/bin/compgen.rs

@ -0,0 +1,17 @@
use std::{env, io};
use clap::Shell;
use doby::cli;
fn main() {
let mut args = env::args().skip(1);
if let Some(shell) = args.next() {
if let Ok(shell) = shell.parse() {
cli::app().gen_completions_to("doby", shell, &mut io::stdout());
} else {
eprintln!("error: invalid shell: {}", shell);
eprintln!("shell variants: {:?}", Shell::variants());
}
} else {
eprintln!("usage: compgen <shell>");
}
}

11
src/cli.rs

@ -31,8 +31,8 @@ impl From<CliArgs> for ParseResult {
}
}
pub fn parse() -> Option<ParseResult> {
let app = App::new(crate_name!())
pub fn app<'a>() -> App<'a, 'a> {
App::new(crate_name!())
.version(crate_version!())
.setting(AppSettings::ColoredHelp)
.about("Secure symmetric encryption from the command line.")
@ -42,7 +42,7 @@ pub fn parse() -> Option<ParseResult> {
Arg::with_name("1_force_encrypt")
.short("f")
.long("force-encrypt")
.help(&format!("Encrypt even if {} format is recognized", crate_name!()))
.help(concat!("Encrypt even if ", crate_name!(), " format is recognized"))
)
.arg(
Arg::with_name("2_interactive")
@ -97,7 +97,10 @@ pub fn parse() -> Option<ParseResult> {
.possible_values(&["aes", "xchacha20"])
.case_insensitive(true)
)
.get_matches();
}
pub fn parse() -> Option<ParseResult> {
let app = app().get_matches();
let params = {
let t_cost = number(app.value_of("2_t_cost").unwrap())?;

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