Add shell completion (helix-editor#2022)

* Add shell completion

* Add shell completion to release

.github/workflows/release.yml

@@ -206,6 +206,8 @@ jobs:
  pkgname=helix-$TAG-$platform
  mkdir $pkgname
  cp $source/LICENSE $source/README.md $pkgname
+ mkdir $pkgname/contrib
+ cp -r $source/contrib/completion $pkgname/contrib
  mv bins-$platform/runtime $pkgname/
  mv bins-$platform/hx$exe $pkgname
  chmod +x $pkgname/hx$exe

contrib/completion/hx.bash

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+# Bash completion script for Helix editor
+
+_hx() {
+ # $1 command name
+ # $2 word being completed
+ # $3 word preceding
+ COMPREPLY=()
+
+ case "$3" in
+ -g | --grammar)
+ COMPREPLY=($(compgen -W "fetch build" -- $2))
+ ;;
+ --health)
+ local languages=$(hx --health |tail -n '+7' |awk '{print $1}' |sed 's/\x1b\[[0-9;]*m//g')
+ COMPREPLY=($(compgen -W "$languages" -- $2))
+ ;;
+ *)
+ COMPREPLY=($(compgen -fd -W "-h --help --tutor -V --version -v -vv -vvv --health -g --grammar" -- $2))
+ ;;
+ esac
+} && complete -F _hx hx
+

contrib/completion/hx.fish

@@ -0,0 +1,12 @@
+#!/usr/bin/env fish
+# Fish completion script for Helix editor
+
+set -l langs (hx --health |tail -n '+7' |awk '{print $1}' |sed 's/\x1b\[[0-9;]*m//g')
+
+complete -c hx -s h -l help -d "Prints help information"
+complete -c hx -l tutor -d "Loads the tutorial"
+complete -c hx -l health -x -a "$langs" -d "Checks for errors in editor setup"
+complete -c hx -s g -l grammar -x -a "fetch build" -d "Fetches or builds tree-sitter grammars"
+complete -c hx -s v -o vv -o vvv -d "Increases logging verbosity"
+complete -c hx -s V -l version -d "Prints version information"
+

contrib/completion/hx.zsh

@@ -0,0 +1,29 @@
+#compdef _hx hx
+# Zsh completion script for Helix editor
+
+_hx() {
+ _arguments -C \
+ "-h[Prints help information]" \
+ "--help[Prints help information]" \
+ "-v[Increase logging verbosity]" \
+ "-vv[Increase logging verbosity]" \
+ "-vvv[Increase logging verbosity]" \
+ "-V[Prints version information]" \
+ "--version[Prints version information]" \
+ "--tutor[Loads the tutorial]" \
+ "--health[Checks for errors in editor setup]:language:->health" \
+ "-g[Fetches or builds tree-sitter grammars]:action:->grammar" \
+ "--grammar[Fetches or builds tree-sitter grammars]:action:->grammar" \
+ "*:file:_files"
+
+ case "$state" in
+ health)
+ local languages=($(hx --health |tail -n '+7' |awk '{print $1}' |sed 's/\x1b\[[0-9;]*m//g'))
+ _values 'language' $languages
+ ;;
+ grammar)
+ _values 'action' fetch build
+ ;;
+ esac
+}
+