371 lines
11 KiB
Text
371 lines
11 KiB
Text
#
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# Exposes Git repository information via the $git_info associative array.
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#
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# Authors:
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# Sorin Ionescu <sorin.ionescu@gmail.com>
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#
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# Gets the Git special action (am, bisect, cherry, merge, rebase).
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# Borrowed from vcs_info and edited.
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function _git-action {
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local action_dir
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local git_dir="$(git-dir)"
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local apply_formatted
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local bisect_formatted
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local cherry_pick_formatted
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local cherry_pick_sequence_formatted
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local merge_formatted
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local rebase_formatted
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local rebase_interactive_formatted
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local rebase_merge_formatted
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for action_dir in \
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"${git_dir}/rebase-apply" \
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"${git_dir}/rebase" \
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"${git_dir}/../.dotest"
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do
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if [[ -d "$action_dir" ]] ; then
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zstyle -s ':prezto:module:git:info:action:apply' format 'apply_formatted' || apply_formatted='apply'
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zstyle -s ':prezto:module:git:info:action:rebase' format 'rebase_formatted' || rebase_formatted='rebase'
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if [[ -f "${action_dir}/rebasing" ]] ; then
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print "$rebase_formatted"
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elif [[ -f "${action_dir}/applying" ]] ; then
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print "$apply_formatted"
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else
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print "${rebase_formatted}/${apply_formatted}"
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fi
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return 0
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fi
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done
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for action_dir in \
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"${git_dir}/rebase-merge/interactive" \
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"${git_dir}/.dotest-merge/interactive"
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do
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if [[ -f "$action_dir" ]]; then
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zstyle -s ':prezto:module:git:info:action:rebase-interactive' format 'rebase_interactive_formatted' || rebase_interactive_formatted='rebase-interactive'
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print "$rebase_interactive_formatted"
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return 0
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fi
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done
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for action_dir in \
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"${git_dir}/rebase-merge" \
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"${git_dir}/.dotest-merge"
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do
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if [[ -d "$action_dir" ]]; then
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zstyle -s ':prezto:module:git:info:action:rebase-merge' format 'rebase_merge_formatted' || rebase_merge_formatted='rebase-merge'
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print "$rebase_merge_formatted"
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return 0
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fi
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done
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if [[ -f "${git_dir}/MERGE_HEAD" ]]; then
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zstyle -s ':prezto:module:git:info:action:merge' format 'merge_formatted' || merge_formatted='merge'
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print "$merge_formatted"
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return 0
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fi
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if [[ -f "${git_dir}/CHERRY_PICK_HEAD" ]]; then
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if [[ -d "${git_dir}/sequencer" ]] ; then
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zstyle -s ':prezto:module:git:info:action:cherry-pick-sequence' format 'cherry_pick_sequence_formatted' || cherry_pick_sequence_formatted='cherry-pick-sequence'
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print "$cherry_pick_sequence_formatted"
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else
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zstyle -s ':prezto:module:git:info:action:cherry-pick' format 'cherry_pick_formatted' || cherry_pick_formatted='cherry-pick'
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print "$cherry_pick_formatted"
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fi
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return 0
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fi
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if [[ -f "${git_dir}/BISECT_LOG" ]]; then
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zstyle -s ':prezto:module:git:info:action:bisect' format 'bisect_formatted' || bisect_formatted='bisect'
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print "$bisect_formatted"
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return 0
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fi
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return 1
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}
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# Turns off git-info for the current repository.
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function _git-info-abort {
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if ! is-true "$_git_info_executing"; then
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return 1
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fi
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cat >&2 <<EOF
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Gathering status for certain repositories is time intensive.
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By pressing CTRL + C, you have turned off prompt Git status
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for this repository.
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To revert, execute:
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git-info on
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EOF
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unset _git_info_executing
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git config --bool prompt.showinfo false
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git-info
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return 0
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}
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add-zsh-trap INT _git-info-abort
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# Gets the Git status information.
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function git-info {
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# Extended globbing is needed to parse repository status.
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setopt LOCAL_OPTIONS
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setopt EXTENDED_GLOB
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local action
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local action_format
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local action_formatted
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local added=0
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local added_format
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local added_formatted
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local ahead=0
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local ahead_and_behind
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local ahead_and_behind_cmd
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local ahead_format
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local ahead_formatted
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local ahead_or_behind
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local behind=0
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local behind_format
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local behind_formatted
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local branch
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local branch_format
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local branch_formatted
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local branch_info
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local clean
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local clean_formatted
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local commit
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local commit_format
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local commit_formatted
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local deleted=0
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local deleted_format
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local deleted_formatted
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local dirty=0
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local dirty_format
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local dirty_formatted
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local ignore_submodules
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local -A info_formats
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local info_format
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local line_number=0
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local modified=0
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local modified_format
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local modified_formatted
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local position
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local position_format
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local position_formatted
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local remote
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local remote_cmd
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local remote_format
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local remote_formatted
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local renamed=0
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local renamed_format
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local renamed_formatted
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local stashed=0
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local stashed_format
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local stashed_formatted
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local status_cmd
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local unmerged=0
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local unmerged_format
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local unmerged_formatted
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local untracked=0
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local untracked_format
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local untracked_formatted
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# Clean up previous $git_info.
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unset git_info
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typeset -gA git_info
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# Return if not inside a Git repository work tree.
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if ! is-true "$(git rev-parse --is-inside-work-tree 2> /dev/null)"; then
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return 1
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fi
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if (( $# > 0 )); then
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if [[ "$1" == [Oo][Nn] ]]; then
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git config --bool prompt.showinfo true
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elif [[ "$1" == [Oo][Ff][Ff] ]]; then
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git config --bool prompt.showinfo false
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else
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print "usage: $0 [ on | off ]" >&2
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fi
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return 0
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fi
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# Return if git-info is disabled.
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if ! is-true "${$(git config --bool prompt.showinfo):-true}"; then
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return 1
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fi
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# Used to abort and turn git-info off on SIGINT.
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_git_info_executing=true
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# Use porcelain status for easy parsing.
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status_cmd='git status --porcelain'
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# Gets the remote name.
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remote_cmd='git rev-parse --symbolic-full-name --verify HEAD@{upstream}'
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# Gets the commit difference counts between local and remote.
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ahead_and_behind_cmd='git rev-list --count --left-right HEAD...@{upstream}'
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# Ignore submodule status.
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zstyle -s ':prezto:module:git:status:ignore' submodules 'ignore_submodules'
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if [[ -n "$ignore_submodules" ]]; then
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status_cmd+=" --ignore-submodules=${ignore_submodules}"
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fi
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# Format commit.
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commit="$(git rev-parse HEAD 2> /dev/null)"
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if [[ -n "$commit" ]]; then
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zstyle -s ':prezto:module:git:info:commit' format 'commit_format'
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zformat -f commit_formatted "$commit_format" "c:$commit"
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fi
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# Format stashed.
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if [[ -f "$(git-dir)/refs/stash" ]]; then
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stashed="$(git stash list 2> /dev/null | wc -l | awk '{print $1}')"
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zstyle -s ':prezto:module:git:info:stashed' format 'stashed_format'
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zformat -f stashed_formatted "$stashed_format" "S:$stashed"
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fi
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# Format action.
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action="$(_git-action)"
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if [[ -n "$action" ]]; then
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zstyle -s ':prezto:module:git:info:action' format 'action_format'
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zformat -f action_formatted "$action_format" "s:$action"
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fi
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# Get current status.
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while IFS=$'\n' read line; do
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# Count added, deleted, modified, renamed, unmerged, untracked, dirty.
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# T (type change) is undocumented, see http://git.io/FnpMGw.
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# For a table of scenarii, see http://i.imgur.com/2YLu1.png.
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[[ "$line" == ([ACDMT][\ MT]|[ACMT]D)\ * ]] && (( added++ ))
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[[ "$line" == [\ ACMRT]D\ * ]] && (( deleted++ ))
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[[ "$line" == ?[MT]\ * ]] && (( modified++ ))
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[[ "$line" == R?\ * ]] && (( renamed++ ))
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[[ "$line" == (AA|DD|U?|?U)\ * ]] && (( unmerged++ ))
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[[ "$line" == \?\?\ * ]] && (( untracked++ ))
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(( dirty++ ))
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done < <(${(z)status_cmd} 2> /dev/null)
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# Format branch.
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branch="${$(git symbolic-ref -q HEAD)##refs/heads/}"
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if [[ -n "$branch" ]]; then
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zstyle -s ':prezto:module:git:info:branch' format 'branch_format'
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zformat -f branch_formatted "$branch_format" "b:$branch"
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# Format remote.
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remote="${$(${(z)remote_cmd} 2> /dev/null)##refs/remotes/}"
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if [[ -n "$remote" ]]; then
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zstyle -s ':prezto:module:git:info:remote' format 'remote_format'
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zformat -f remote_formatted "$remote_format" "R:$remote"
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# Get ahead and behind counts.
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ahead_and_behind="$(${(z)ahead_and_behind_cmd} 2> /dev/null)"
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# Format ahead.
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ahead="$ahead_and_behind[(w)1]"
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if (( $ahead > 0 )); then
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zstyle -s ':prezto:module:git:info:ahead' format 'ahead_format'
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zformat -f ahead_formatted "$ahead_format" "A:$ahead"
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fi
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# Format behind.
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behind="$ahead_and_behind[(w)2]"
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if (( $behind > 0 )); then
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zstyle -s ':prezto:module:git:info:behind' format 'behind_format'
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zformat -f behind_formatted "$behind_format" "B:$behind"
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fi
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fi
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else
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# Format position.
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position="$(git describe --contains --all HEAD 2> /dev/null)"
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if [[ -n "$position" ]]; then
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zstyle -s ':prezto:module:git:info:position' format 'position_format'
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zformat -f position_formatted "$position_format" "p:$position"
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fi
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fi
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# Format added.
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if (( $added > 0 )); then
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zstyle -s ':prezto:module:git:info:added' format 'added_format'
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zformat -f added_formatted "$added_format" "a:$added_format"
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fi
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# Format deleted.
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if (( $deleted > 0 )); then
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zstyle -s ':prezto:module:git:info:deleted' format 'deleted_format'
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zformat -f deleted_formatted "$deleted_format" "d:$deleted_format"
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fi
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# Format modified.
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if (( $modified > 0 )); then
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zstyle -s ':prezto:module:git:info:modified' format 'modified_format'
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zformat -f modified_formatted "$modified_format" "m:$modified"
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fi
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# Format renamed.
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if (( $renamed > 0 )); then
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zstyle -s ':prezto:module:git:info:renamed' format 'renamed_format'
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zformat -f renamed_formatted "$renamed_format" "r:$renamed"
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fi
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# Format unmerged.
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if (( $unmerged > 0 )); then
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zstyle -s ':prezto:module:git:info:unmerged' format 'unmerged_format'
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zformat -f unmerged_formatted "$unmerged_format" "U:$unmerged"
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fi
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# Format untracked.
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if (( $untracked > 0 )); then
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zstyle -s ':prezto:module:git:info:untracked' format 'untracked_format'
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zformat -f untracked_formatted "$untracked_format" "u:$untracked"
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fi
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# Format dirty and clean.
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if (( $dirty > 0 )); then
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zstyle -s ':prezto:module:git:info:dirty' format 'dirty_format'
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zformat -f dirty_formatted "$dirty_format" "D:$dirty"
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else
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zstyle -s ':prezto:module:git:info:clean' format 'clean_formatted'
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fi
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# Format info.
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zstyle -a ':prezto:module:git:info:keys' format 'info_formats'
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for info_format in ${(k)info_formats}; do
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zformat -f REPLY "$info_formats[$info_format]" \
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"A:$ahead_formatted" \
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"B:$behind_formatted" \
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"D:$dirty_formatted" \
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"R:$remote_formatted" \
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"S:$stashed_formatted" \
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"U:$unmerged_formatted" \
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"a:$added_formatted" \
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"b:$branch_formatted" \
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"C:$clean_formatted" \
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"c:$commit_formatted" \
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"d:$deleted_formatted" \
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"m:$modified_formatted" \
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"p:$position_formatted" \
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"r:$renamed_formatted" \
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"s:$action_formatted" \
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"u:$untracked_formatted"
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git_info[$info_format]="$REPLY"
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done
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unset REPLY
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unset _git_info_executing
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return 0
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}
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git-info "$@"
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