chiark - git - mdw - stgit/blob - contrib/stgit-completion.bash

   1 # bash completion support for StGIT                        -*- shell-script -*-
   2 #
   3 # Copyright (C) 2006, Karl Hasselström <kha@treskal.com>
   4 # Based on git-completion.sh
   5 #
   6 # To use these routines:
   7 #
   8 #    1. Copy this file to somewhere (e.g. ~/.stgit-completion.bash).
   9 #
  10 #    2. Add the following line to your .bashrc:
  11 #         . ~/.stgit-completion.bash
  12
  13 _stg_commands="
  14     add
  15     applied
  16     assimilate
  17     branch
  18     bury
  19     delete
  20     diff
  21     clean
  22     clone
  23     commit
  24     cp
  25     export
  26     files
  27     float
  28     fold
  29     goto
  30     hide
  31     id
  32     import
  33     init
  34     log
  35     mail
  36     new
  37     patches
  38     pick
  39     pop
  40     pull
  41     push
  42     rebase
  43     refresh
  44     rename
  45     resolved
  46     rm
  47     series
  48     show
  49     status
  50     sync
  51     top
  52     unapplied
  53     uncommit
  54     unhide
  55 "
  56
  57 # The path to .git, or empty if we're not in a repository.
  58 _gitdir ()
  59 {
  60     echo "$(git rev-parse --git-dir 2>/dev/null)"
  61 }
  62
  63 # Name of the current branch, or empty if there isn't one.
  64 _current_branch ()
  65 {
  66     local b=$(git symbolic-ref HEAD 2>/dev/null)
  67     echo ${b#refs/heads/}
  68 }
  69
  70 # List of all applied patches.
  71 _applied_patches ()
  72 {
  73     local g=$(_gitdir)
  74     [ "$g" ] && cat "$g/patches/$(_current_branch)/applied"
  75 }
  76
  77 # List of all unapplied patches.
  78 _unapplied_patches ()
  79 {
  80     local g=$(_gitdir)
  81     [ "$g" ] && cat "$g/patches/$(_current_branch)/unapplied"
  82 }
  83
  84 # List of all patches.
  85 _all_patches ()
  86 {
  87     local b=$(_current_branch)
  88     local g=$(_gitdir)
  89     [ "$g" ] && cat "$g/patches/$b/applied" "$g/patches/$b/unapplied"
  90 }
  91
  92 # List of all patches except the current patch.
  93 _all_other_patches ()
  94 {
  95     local b=$(_current_branch)
  96     local g=$(_gitdir)
  97     [ "$g" ] && cat "$g/patches/$b/applied" "$g/patches/$b/unapplied" \
  98         | grep -v "^$(cat $g/patches/$b/current 2> /dev/null)$"
  99 }
 100
 101 # List the command options
 102 _cmd_options ()
 103 {
 104     stg $1 --help 2>/dev/null | grep -e " --[A-Za-z]" | sed -e "s/.*\(--[^ =]\+\).*/\1/"
 105 }
 106
 107 # Generate completions for patches and patch ranges from the given
 108 # patch list function, and options from the given list.
 109 _complete_patch_range ()
 110 {
 111     local patchlist="$1" options="$2"
 112     local pfx cur="${COMP_WORDS[COMP_CWORD]}"
 113     case "$cur" in
 114         *..*)
 115             pfx="${cur%..*}.."
 116             cur="${cur#*..}"
 117             COMPREPLY=($(compgen -P "$pfx" -W "$($patchlist)" -- "$cur"))
 118             ;;
 119         *)
 120             COMPREPLY=($(compgen -W "$options $($patchlist)" -- "$cur"))
 121             ;;
 122     esac
 123 }
 124
 125 _complete_patch_range_options ()
 126 {
 127     local patchlist="$1" options="$2" patch_options="$3"
 128     local prev="${COMP_WORDS[COMP_CWORD-1]}"
 129     local cur="${COMP_WORDS[COMP_CWORD]}"
 130     local popt
 131     for popt in $patch_options; do
 132         if [ $prev == $popt ]; then
 133             _complete_patch_range $patchlist
 134             return
 135         fi
 136     done
 137     COMPREPLY=($(compgen -W "$options" -- "$cur"))
 138 }
 139
 140 # Generate completions for options from the given list.
 141 _complete_options ()
 142 {
 143     local options="$1"
 144     COMPREPLY=($(compgen -W "$options" -- "${COMP_WORDS[COMP_CWORD]}"))
 145 }
 146
 147 _stg_common ()
 148 {
 149     _complete_options "$(_cmd_options $1)"
 150 }
 151
 152 _stg_patches ()
 153 {
 154     _complete_patch_range "$2" "$(_cmd_options $1)"
 155 }
 156
 157 _stg_patches_options ()
 158 {
 159     _complete_patch_range_options "$2" "$(_cmd_options $1)" "$3"
 160 }
 161
 162 _stg_help ()
 163 {
 164     _complete_options "$_stg_commands"
 165 }
 166
 167 _stg ()
 168 {
 169     local i c=1 command
 170
 171     while [ $c -lt $COMP_CWORD ]; do
 172         if [ $c == 1 ]; then
 173             command="${COMP_WORDS[c]}"
 174         fi
 175         c=$((++c))
 176     done
 177
 178     # Complete name of subcommand.
 179     if [ $c -eq $COMP_CWORD -a -z "$command" ]; then
 180         COMPREPLY=($(compgen \
 181             -W "--help --version copyright help $_stg_commands" \
 182             -- "${COMP_WORDS[COMP_CWORD]}"))
 183         return;
 184     fi
 185
 186     # Complete arguments to subcommands.
 187     case "$command" in
 188         # generic commands
 189         help)   _stg_help ;;
 190         # repository commands
 191         id)     _stg_patches $command _all_patches ;;
 192         # stack commands
 193         bury)   _stg_patches_options $command _applied_patches "-t --to" ;;
 194         float)  _stg_patches $command _all_patches ;;
 195         goto)   _stg_patches $command _all_other_patches ;;
 196         hide)   _stg_patches $command _all_patches ;;
 197         pop)    _stg_patches $command _applied_patches ;;
 198         push)   _stg_patches $command _unapplied_patches ;;
 199         series) _stg_patches $command _all_patches ;;
 200         unhide) _stg_patches $command _all_patches ;;
 201         # patch commands
 202         delete) _stg_patches $command _all_patches ;;
 203         export) _stg_patches $command _applied_patches ;;
 204         files)  _stg_patches $command _all_patches ;;
 205         log)    _stg_patches $command _all_patches ;;
 206         mail)   _stg_patches $command _all_patches ;;
 207         pick)   _stg_patches $command _unapplied_patches ;;
 208         refresh)_stg_patches_options $command _applied_patches "-p --patch" ;;
 209         rename) _stg_patches $command _all_patches ;;
 210         show)   _stg_patches $command _all_patches ;;
 211         sync)   _stg_patches $command _applied_patches ;;
 212         # working-copy commands
 213         diff)   _stg_patches_options $command _applied_patches "-r --range" ;;
 214         # all the other commands
 215         *)      _stg_common $command ;;
 216     esac
 217 }
 218
 219 complete -o default -F _stg stg