Cache the list of merge strategies and available commands during load.
[gitweb.git] / contrib / completion / git-completion.bash
index 28bd0e3ba70449132d057edb6b065ba0393056a9..902f80b937fed7581fed1d967dde130411b13fb1 100755 (executable)
 #    2) Added the following line to your .bashrc:
 #        source ~/.git-completion.sh
 #
+#    3) You may want to make sure the git executable is available
+#       in your PATH before this script is sourced, as some caching
+#       is performed while the script loads.  If git isn't found
+#       at source time then all lookups will be done on demand,
+#       which may be slightly slower.
+#
+#    4) Consider changing your PS1 to also show the current branch:
+#        PS1='[\u@\h \W$(__git_ps1 " (%s)")]\$ '
+#
+#       The argument to __git_ps1 will be displayed only if you
+#       are currently in a git repository.  The %s token will be
+#       the name of the current branch.
+#
 
 __gitdir ()
 {
        echo "${__git_dir:-$(git rev-parse --git-dir 2>/dev/null)}"
 }
 
+__git_ps1 ()
+{
+       local b="$(git symbolic-ref HEAD 2>/dev/null)"
+       if [ -n "$b" ]; then
+               if [ -n "$1" ]; then
+                       printf "$1" "${b##refs/heads/}"
+               else
+                       printf " (%s)" "${b##refs/heads/}"
+               fi
+       fi
+}
+
+__git_heads ()
+{
+       local cmd i is_hash=y dir="${1:-$(__gitdir)}"
+       if [ -d "$dir" ]; then
+               for i in $(git --git-dir="$dir" \
+                       for-each-ref --format='%(refname)' \
+                       refs/heads ); do
+                       echo "${i#refs/heads/}"
+               done
+               return
+       fi
+       for i in $(git-ls-remote "$dir" 2>/dev/null); do
+               case "$is_hash,$i" in
+               y,*) is_hash=n ;;
+               n,*^{}) is_hash=y ;;
+               n,refs/heads/*) is_hash=y; echo "${i#refs/heads/}" ;;
+               n,*) is_hash=y; echo "$i" ;;
+               esac
+       done
+}
+
 __git_refs ()
 {
        local cmd i is_hash=y dir="${1:-$(__gitdir)}"
        if [ -d "$dir" ]; then
-               cmd=git-peek-remote
-       else
-               cmd=git-ls-remote
+               if [ -e "$dir/HEAD" ]; then echo HEAD; fi
+               for i in $(git --git-dir="$dir" \
+                       for-each-ref --format='%(refname)' \
+                       refs/tags refs/heads refs/remotes); do
+                       case "$i" in
+                               refs/tags/*)    echo "${i#refs/tags/}" ;;
+                               refs/heads/*)   echo "${i#refs/heads/}" ;;
+                               refs/remotes/*) echo "${i#refs/remotes/}" ;;
+                               *)              echo "$i" ;;
+                       esac
+               done
+               return
        fi
-       for i in $($cmd "$dir" 2>/dev/null); do
+       for i in $(git-ls-remote "$dir" 2>/dev/null); do
                case "$is_hash,$i" in
                y,*) is_hash=n ;;
                n,*^{}) is_hash=y ;;
                n,refs/tags/*) is_hash=y; echo "${i#refs/tags/}" ;;
                n,refs/heads/*) is_hash=y; echo "${i#refs/heads/}" ;;
+               n,refs/remotes/*) is_hash=y; echo "${i#refs/remotes/}" ;;
                n,*) is_hash=y; echo "$i" ;;
                esac
        done
@@ -62,6 +118,23 @@ __git_refs2 ()
        done
 }
 
+__git_refs_remotes ()
+{
+       local cmd i is_hash=y
+       for i in $(git-ls-remote "$1" 2>/dev/null); do
+               case "$is_hash,$i" in
+               n,refs/heads/*)
+                       is_hash=y
+                       echo "$i:refs/remotes/$1/${i#refs/heads/}"
+                       ;;
+               y,*) is_hash=n ;;
+               n,*^{}) is_hash=y ;;
+               n,refs/tags/*) is_hash=y;;
+               n,*) is_hash=y; ;;
+               esac
+       done
+}
+
 __git_remotes ()
 {
        local i ngoff IFS=$'\n' d="$(__gitdir)"
@@ -83,6 +156,10 @@ __git_remotes ()
 
 __git_merge_strategies ()
 {
+       if [ -n "$__git_merge_strategylist" ]; then
+               echo "$__git_merge_strategylist"
+               return
+       fi
        sed -n "/^all_strategies='/{
                s/^all_strategies='//
                s/'//
@@ -90,6 +167,8 @@ __git_merge_strategies ()
                q
                }" "$(git --exec-path)/git-merge"
 }
+__git_merge_strategylist=
+__git_merge_strategylist="$(__git_merge_strategies 2>/dev/null)"
 
 __git_complete_file ()
 {
@@ -125,6 +204,84 @@ __git_complete_file ()
        esac
 }
 
+__git_complete_revlist ()
+{
+       local pfx cur="${COMP_WORDS[COMP_CWORD]}"
+       case "$cur" in
+       *...*)
+               pfx="${cur%...*}..."
+               cur="${cur#*...}"
+               COMPREPLY=($(compgen -P "$pfx" -W "$(__git_refs)" -- "$cur"))
+               ;;
+       *..*)
+               pfx="${cur%..*}.."
+               cur="${cur#*..}"
+               COMPREPLY=($(compgen -P "$pfx" -W "$(__git_refs)" -- "$cur"))
+               ;;
+       *)
+               COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
+               ;;
+       esac
+}
+
+__git_commands ()
+{
+       if [ -n "$__git_commandlist" ]; then
+               echo "$__git_commandlist"
+               return
+       fi
+       local i IFS=" "$'\n'
+       for i in $(git help -a|egrep '^ ')
+       do
+               case $i in
+               check-ref-format) : plumbing;;
+               commit-tree)      : plumbing;;
+               convert-objects)  : plumbing;;
+               cvsserver)        : daemon;;
+               daemon)           : daemon;;
+               fetch-pack)       : plumbing;;
+               hash-object)      : plumbing;;
+               http-*)           : transport;;
+               index-pack)       : plumbing;;
+               local-fetch)      : plumbing;;
+               mailinfo)         : plumbing;;
+               mailsplit)        : plumbing;;
+               merge-*)          : plumbing;;
+               mktree)           : plumbing;;
+               mktag)            : plumbing;;
+               pack-objects)     : plumbing;;
+               pack-redundant)   : plumbing;;
+               pack-refs)        : plumbing;;
+               parse-remote)     : plumbing;;
+               patch-id)         : plumbing;;
+               peek-remote)      : plumbing;;
+               read-tree)        : plumbing;;
+               receive-pack)     : plumbing;;
+               rerere)           : plumbing;;
+               rev-list)         : plumbing;;
+               rev-parse)        : plumbing;;
+               runstatus)        : plumbing;;
+               sh-setup)         : internal;;
+               shell)            : daemon;;
+               send-pack)        : plumbing;;
+               show-index)       : plumbing;;
+               ssh-*)            : transport;;
+               stripspace)       : plumbing;;
+               symbolic-ref)     : plumbing;;
+               unpack-file)      : plumbing;;
+               unpack-objects)   : plumbing;;
+               update-ref)       : plumbing;;
+               update-server-info) : daemon;;
+               upload-archive)   : plumbing;;
+               upload-pack)      : plumbing;;
+               write-tree)       : plumbing;;
+               *) echo $i;;
+               esac
+       done
+}
+__git_commandlist=
+__git_commandlist="$(__git_commands 2>/dev/null)"
+
 __git_aliases ()
 {
        local i IFS=$'\n'
@@ -178,6 +335,21 @@ _git_checkout ()
        COMPREPLY=($(compgen -W "-l -b $(__git_refs)" -- "$cur"))
 }
 
+_git_cherry_pick ()
+{
+       local cur="${COMP_WORDS[COMP_CWORD]}"
+       case "$cur" in
+       --*)
+               COMPREPLY=($(compgen -W "
+                       --edit --no-commit
+                       " -- "$cur"))
+               ;;
+       *)
+               COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
+               ;;
+       esac
+}
+
 _git_diff ()
 {
        __git_complete_file
@@ -219,6 +391,26 @@ _git_fetch ()
        esac
 }
 
+_git_format_patch ()
+{
+       local cur="${COMP_WORDS[COMP_CWORD]}"
+       case "$cur" in
+       --*)
+               COMPREPLY=($(compgen -W "
+                       --stdout --attach --thread
+                       --output-directory
+                       --numbered --start-number
+                       --keep-subject
+                       --signoff
+                       --in-reply-to=
+                       --full-index --binary
+                       " -- "$cur"))
+               return
+               ;;
+       esac
+       __git_complete_revlist
+}
+
 _git_ls_remote ()
 {
        local cur="${COMP_WORDS[COMP_CWORD]}"
@@ -232,40 +424,53 @@ _git_ls_tree ()
 
 _git_log ()
 {
-       local pfx cur="${COMP_WORDS[COMP_CWORD]}"
+       local cur="${COMP_WORDS[COMP_CWORD]}"
        case "$cur" in
-       *...*)
-               pfx="${cur%...*}..."
-               cur="${cur#*...}"
-               COMPREPLY=($(compgen -P "$pfx" -W "$(__git_refs)" -- "$cur"))
-               ;;
-       *..*)
-               pfx="${cur%..*}.."
-               cur="${cur#*..}"
-               COMPREPLY=($(compgen -P "$pfx" -W "$(__git_refs)" -- "$cur"))
+       --pretty=*)
+               COMPREPLY=($(compgen -W "
+                       oneline short medium full fuller email raw
+                       " -- "${cur##--pretty=}"))
+               return
                ;;
-       *)
-               COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
+       --*)
+               COMPREPLY=($(compgen -W "
+                       --max-count= --max-age= --since= --after=
+                       --min-age= --before= --until=
+                       --root --not --topo-order --date-order
+                       --no-merges
+                       --abbrev-commit --abbrev=
+                       --relative-date
+                       --author= --committer= --grep=
+                       --all-match
+                       --pretty= --name-status --name-only
+                       " -- "$cur"))
+               return
                ;;
        esac
+       __git_complete_revlist
 }
 
 _git_merge ()
 {
        local cur="${COMP_WORDS[COMP_CWORD]}"
+       case "${COMP_WORDS[COMP_CWORD-1]}" in
+       -s|--strategy)
+               COMPREPLY=($(compgen -W "$(__git_merge_strategies)" -- "$cur"))
+               return
+       esac
        case "$cur" in
+       --strategy=*)
+               COMPREPLY=($(compgen -W "$(__git_merge_strategies)" \
+                       -- "${cur##--strategy=}"))
+               return
+               ;;
        --*)
                COMPREPLY=($(compgen -W "
-                       --no-commit --no-summary --squash
+                       --no-commit --no-summary --squash --strategy
                        " -- "$cur"))
                return
        esac
-       if [ $COMP_CWORD -gt 1 -a X-s = "X${COMP_WORDS[COMP_CWORD-1]}" ]
-       then
-               COMPREPLY=($(compgen -W "$(__git_merge_strategies)" -- "$cur"))
-       else
-               COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
-       fi
+       COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
 }
 
 _git_merge_base ()
@@ -274,6 +479,12 @@ _git_merge_base ()
        COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
 }
 
+_git_name_rev ()
+{
+       local cur="${COMP_WORDS[COMP_CWORD]}"
+       COMPREPLY=($(compgen -W "--tags --all --stdin" -- "$cur"))
+}
+
 _git_pull ()
 {
        local cur="${COMP_WORDS[COMP_CWORD]}"
@@ -326,17 +537,153 @@ _git_push ()
        esac
 }
 
-_git_reset ()
+_git_rebase ()
 {
        local cur="${COMP_WORDS[COMP_CWORD]}"
-       local opt="--mixed --hard --soft"
-       COMPREPLY=($(compgen -W "$opt $(__git_refs)" -- "$cur"))
+       if [ -d .dotest ]; then
+               COMPREPLY=($(compgen -W "
+                       --continue --skip --abort
+                       " -- "$cur"))
+               return
+       fi
+       case "${COMP_WORDS[COMP_CWORD-1]}" in
+       -s|--strategy)
+               COMPREPLY=($(compgen -W "$(__git_merge_strategies)" -- "$cur"))
+               return
+       esac
+       case "$cur" in
+       --strategy=*)
+               COMPREPLY=($(compgen -W "$(__git_merge_strategies)" \
+                       -- "${cur##--strategy=}"))
+               return
+               ;;
+       --*)
+               COMPREPLY=($(compgen -W "
+                       --onto --merge --strategy
+                       " -- "$cur"))
+               return
+       esac
+       COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
 }
 
-_git_show ()
+_git_repo_config ()
 {
        local cur="${COMP_WORDS[COMP_CWORD]}"
-       COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
+       local prv="${COMP_WORDS[COMP_CWORD-1]}"
+       case "$prv" in
+       branch.*.remote)
+               COMPREPLY=($(compgen -W "$(__git_remotes)" -- "$cur"))
+               return
+               ;;
+       branch.*.merge)
+               COMPREPLY=($(compgen -W "$(__git_refs)" -- "$cur"))
+               return
+               ;;
+       remote.*.fetch)
+               local remote="${prv#remote.}"
+               remote="${remote%.fetch}"
+               COMPREPLY=($(compgen -W "$(__git_refs_remotes "$remote")" \
+                       -- "$cur"))
+               return
+               ;;
+       remote.*.push)
+               local remote="${prv#remote.}"
+               remote="${remote%.push}"
+               COMPREPLY=($(compgen -W "$(git --git-dir="$(__gitdir)" \
+                       for-each-ref --format='%(refname):%(refname)' \
+                       refs/heads)" -- "$cur"))
+               return
+               ;;
+       *.*)
+               COMPREPLY=()
+               return
+               ;;
+       esac
+       case "$cur" in
+       --*)
+               COMPREPLY=($(compgen -W "
+                       --global --list --replace-all
+                       --get --get-all --get-regexp
+                       --unset --unset-all
+                       " -- "$cur"))
+               return
+               ;;
+       branch.*.*)
+               local pfx="${cur%.*}."
+               cur="${cur##*.}"
+               COMPREPLY=($(compgen -P "$pfx" -W "remote merge" -- "$cur"))
+               return
+               ;;
+       branch.*)
+               local pfx="${cur%.*}."
+               cur="${cur#*.}"
+               COMPREPLY=($(compgen -P "$pfx" -S . \
+                       -W "$(__git_heads)" -- "$cur"))
+               return
+               ;;
+       remote.*.*)
+               local pfx="${cur%.*}."
+               cur="${cur##*.}"
+               COMPREPLY=($(compgen -P "$pfx" -W "url fetch push" -- "$cur"))
+               return
+               ;;
+       remote.*)
+               local pfx="${cur%.*}."
+               cur="${cur#*.}"
+               COMPREPLY=($(compgen -P "$pfx" -S . \
+                       -W "$(__git_remotes)" -- "$cur"))
+               return
+               ;;
+       esac
+       COMPREPLY=($(compgen -W "
+               apply.whitespace
+               core.fileMode
+               core.gitProxy
+               core.ignoreStat
+               core.preferSymlinkRefs
+               core.logAllRefUpdates
+               core.repositoryFormatVersion
+               core.sharedRepository
+               core.warnAmbiguousRefs
+               core.compression
+               core.legacyHeaders
+               i18n.commitEncoding
+               diff.color
+               diff.renameLimit
+               diff.renames
+               pager.color
+               status.color
+               log.showroot
+               show.difftree
+               showbranch.default
+               whatchanged.difftree
+               http.sslVerify
+               http.sslCert
+               http.sslKey
+               http.sslCAInfo
+               http.sslCAPath
+               http.maxRequests
+               http.lowSpeedLimit http.lowSpeedTime
+               http.noEPSV
+               pack.window
+               repack.useDeltaBaseOffset
+               pull.octopus pull.twohead
+               merge.summary
+               receive.unpackLimit
+               receive.denyNonFastForwards
+               user.name user.email
+               tar.umask
+               gitcvs.enabled
+               gitcvs.logfile
+               branch. remote.
+       " -- "$cur"))
+}
+
+_git_reset ()
+{
+       local cur="${COMP_WORDS[COMP_CWORD]}"
+       local opt="--mixed --hard --soft"
+       COMPREPLY=($(compgen -W "$opt $(__git_refs)" -- "$cur"))
 }
 
 _git ()
@@ -355,11 +702,11 @@ _git ()
        done
 
        if [ $c -eq $COMP_CWORD -a -z "$command" ]; then
-               COMPREPLY=($(compgen \
-                       -W "--git-dir= --version \
-                               $(git help -a|egrep '^ ') \
-                           $(__git_aliases)" \
-                       -- "${COMP_WORDS[COMP_CWORD]}"))
+               COMPREPLY=($(compgen -W "
+                       --git-dir= --version --exec-path
+                       $(__git_commands)
+                       $(__git_aliases)
+                       -- "${COMP_WORDS[COMP_CWORD]}"))
                return;
        fi
 
@@ -370,18 +717,23 @@ _git ()
        branch)      _git_branch ;;
        cat-file)    _git_cat_file ;;
        checkout)    _git_checkout ;;
+       cherry-pick) _git_cherry_pick ;;
        diff)        _git_diff ;;
        diff-tree)   _git_diff_tree ;;
        fetch)       _git_fetch ;;
+       format-patch) _git_format_patch ;;
        log)         _git_log ;;
        ls-remote)   _git_ls_remote ;;
        ls-tree)     _git_ls_tree ;;
        merge)       _git_merge;;
        merge-base)  _git_merge_base ;;
+       name-rev)    _git_name_rev ;;
        pull)        _git_pull ;;
        push)        _git_push ;;
+       rebase)      _git_rebase ;;
+       repo-config) _git_repo_config ;;
        reset)       _git_reset ;;
-       show)        _git_show ;;
+       show)        _git_log ;;
        show-branch) _git_log ;;
        whatchanged) _git_log ;;
        *)           COMPREPLY=() ;;
@@ -399,18 +751,23 @@ complete -o default            -F _gitk gitk
 complete -o default            -F _git_branch git-branch
 complete -o default -o nospace -F _git_cat_file git-cat-file
 complete -o default            -F _git_checkout git-checkout
+complete -o default            -F _git_cherry_pick git-cherry-pick
 complete -o default -o nospace -F _git_diff git-diff
 complete -o default            -F _git_diff_tree git-diff-tree
 complete -o default -o nospace -F _git_fetch git-fetch
+complete -o default -o nospace -F _git_format_patch git-format-patch
 complete -o default -o nospace -F _git_log git-log
 complete -o default            -F _git_ls_remote git-ls-remote
 complete -o default -o nospace -F _git_ls_tree git-ls-tree
 complete -o default            -F _git_merge git-merge
 complete -o default            -F _git_merge_base git-merge-base
+complete -o default            -F _git_name_rev git-name-rev
 complete -o default -o nospace -F _git_pull git-pull
 complete -o default -o nospace -F _git_push git-push
+complete -o default            -F _git_rebase git-rebase
+complete -o default            -F _git_repo_config git-repo-config
 complete -o default            -F _git_reset git-reset
-complete -o default            -F _git_show git-show
+complete -o default            -F _git_log git-show
 complete -o default -o nospace -F _git_log git-show-branch
 complete -o default -o nospace -F _git_log git-whatchanged
 
@@ -424,10 +781,14 @@ complete -o default            -F _git_branch git-branch.exe
 complete -o default -o nospace -F _git_cat_file git-cat-file.exe
 complete -o default -o nospace -F _git_diff git-diff.exe
 complete -o default -o nospace -F _git_diff_tree git-diff-tree.exe
+complete -o default -o nospace -F _git_format_patch git-format-patch.exe
 complete -o default -o nospace -F _git_log git-log.exe
 complete -o default -o nospace -F _git_ls_tree git-ls-tree.exe
 complete -o default            -F _git_merge_base git-merge-base.exe
+complete -o default            -F _git_name_rev git-name-rev.exe
 complete -o default -o nospace -F _git_push git-push.exe
+complete -o default            -F _git_repo_config git-repo-config
+complete -o default -o nospace -F _git_log git-show.exe
 complete -o default -o nospace -F _git_log git-show-branch.exe
 complete -o default -o nospace -F _git_log git-whatchanged.exe
 fi