396 lines
10 KiB
Plaintext
396 lines
10 KiB
Plaintext
#
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# Displays Git repository information.
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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 path to the Git directory.
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function _git-dir() {
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local git_root="$(git-root)"
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local git_dir_or_file="${git_root}/.git"
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local git_dir
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if [[ ! -d "$git_root" ]]; then
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return 1
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fi
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if [[ -f "$git_dir_or_file" ]]; then
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git_dir="${${${$(<"$git_dir_or_file")}[(fr)gitdir:*]}#gitdir: }"
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else
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git_dir="$git_dir_or_file"
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fi
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if [[ -d "$git_dir" ]]; then
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print "$git_dir"
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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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# Gets the Git special action (am, merge, rebase, etc.).
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# Borrowed from vcs_info and edited.
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function _git-action() {
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local action=''
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local action_dir
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local git_dir="$(_git-dir)"
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for action_dir in \
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"${git_dir}/rebase-apply" \
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"${git_dir}/rebase" \
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"${git_dir}/../.dotest"; do
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if [[ -d "$action_dir" ]] ; then
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if [[ -f "${action_dir}/rebasing" ]] ; then
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action='rebase'
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elif [[ -f "${action_dir}/applying" ]] ; then
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action='am'
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else
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action='am/rebase'
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fi
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print "$action"
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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"; do
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if [[ -f "$action_dir" ]]; then
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print 'rebase-i'
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return 0
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fi
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done
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for action_dir in \
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"${git_dir}/rebase-merge" \
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"${git_dir}/.dotest-merge"; do
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if [[ -d "$action_dir" ]]; then
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print 'rebase-m'
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return 0
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fi
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done
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if [[ -f "${git_dir}/MERGE_HEAD" ]]; then
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print 'merge'
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return 0
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fi
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if [[ -f "${git_dir}/CHERRY_PICK_HEAD" ]]; then
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print 'cherry-pick'
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return 0
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fi
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if [[ -f "${git_dir}/BISECT_LOG" ]]; then
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print 'bisect'
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return 0
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fi
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return 1
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}
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# Turns off git-info for the current repository.
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function _git-info-abort() {
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if ! is-true "$_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
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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
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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_info
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local branch_format
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local branch_formatted
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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_short
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local commit_format
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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
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local dirty_formatted
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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 remote
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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 commit_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 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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local prompt
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local rprompt
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local git_info_var
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local -A git_info_vars
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local status_cmd
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local ignore_submodule
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local ignore_submodule_when
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# Clean up previous Git info.
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unset git_prompt_info
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unset git_rprompt_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: $0 [ on | off ]" >&2
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fi
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return 0
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fi
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# Return if git-info is disabled.
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if ! is-true "${$(git config --bool prompt.showinfo):-true}"; then
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return 1
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fi
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# Used to abort and turn git-info off on SIGINT.
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_git_info_executing=true
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# Use short status for easy parsing.
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status_cmd='git status --short --branch'
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# Ignore submodule status.
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zstyle -b \
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':omz:plugin:git:prompt:ignore' submodule 'ignore_submodule'
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zstyle -s \
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':omz:plugin:git:prompt:ignore:submodule' when 'ignore_submodule_when'
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if is-true "$ignore_submodule"; then
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status_cmd+=" --ignore-submodules=${ignore_submodule_when:-all}"
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fi
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# Get commit.
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commit="$(git rev-parse HEAD 2>/dev/null)"
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# Format commit (short).
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commit_short="$commit[1,7]"
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zstyle -s ':omz:plugin:git:prompt' commit 'commit_format'
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zformat -f commit_formatted "$commit_format" "c:$commit_short"
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# Stashed
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if [[ -f "$(_git-dir)/refs/stash" ]]; then
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stashed="$(git stash list 2>/dev/null | wc -l)"
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zstyle -s ':omz:plugin:git:prompt' stashed 'stashed_format'
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zformat -f stashed_formatted "$stashed_format" "S:$stashed"
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fi
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# Assume that the working copy is clean.
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zstyle -s ':omz:plugin:git:prompt' clean 'clean_formatted'
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while IFS=$'\n' read line; do
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(( line_number++ ))
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if (( line_number == 1 )) && [[ "$line" == *'(no branch)'* ]]; then
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# Set branch to commit (short) when the branch is not found.
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branch="$commit_short"
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# Get action.
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action="$(_git-action)"
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if [[ -n "$action" ]]; then
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zstyle -s ':omz:plugin:git:prompt' action 'action_format'
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zformat -f action_formatted "$action_format" "s:$action"
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fi
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elif (( line_number == 1 )) \
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&& [[ "$line" == (#b)'## Initial commit on '(?##) ]];
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then
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branch="$match[1]"
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elif (( line_number == 1 )); then
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# Split the line into an array for parsing.
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branch_info=(${(s: :)line})
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# Match: master...origin/master
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if [[ "$branch_info[2]" == (#b)(?##)...(?##/?##) ]]; then
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branch="$match[1]"
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remote="$match[2]"
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# Match: [ahead or [behind
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if [[ "$branch_info[3]" == (#b)\[(ahead|behind) ]]; then
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ahead_or_behind="$match[1]"
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if [[ "$ahead_or_behind" == 'behind' ]]; then
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# Extract digits: 10]
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behind="${branch_info[4]%\]}"
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else
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# Extract digits: 10] or 10,
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ahead="${branch_info[4]%[,\]]}"
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# Extract digits: 10]
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behind="${branch_info[6]%\]}"
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fi
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fi
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# Match: master
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elif [[ "$branch_info[2]" == (#b)(?##) ]]; then
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branch="$match[1]"
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fi
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else
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# Format dirty.
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if [[ -z "$dirty" ]]; then
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zstyle -s ':omz:plugin:git:prompt' dirty 'dirty_formatted'
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if [[ -z "$dirty_formatted" ]]; then
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unset clean_formatted
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fi
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fi
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# Count: added/deleted/modified/renamed/unmerged/untracked
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[[ "$line" == (((A|M|D|T) )|(AD|AM|AT|MM))\ * ]] && (( added++ ))
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[[ "$line" == ( D|AD)\ * ]] && (( deleted++ ))
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[[ "$line" == (( (M|T))|(AM|AT|MM))\ * ]] && (( modified++ ))
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[[ "$line" == R\ \ * ]] && (( renamed++ ))
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[[ "$line" == UU\ * ]] && (( unmerged++ ))
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[[ "$line" == \?\?\ * ]] && (( untracked++ ))
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fi
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done < <("${(z)status_cmd}" 2>/dev/null)
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# Format branch.
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zstyle -s ':omz:plugin:git:prompt' branch 'branch_format'
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zformat -f branch_formatted "$branch_format" "b:$branch"
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# Format remote.
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if [[ "$branch" != "$commit" ]]; then
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if [[ -z "$remote" ]]; then
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remote="${$( \
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git rev-parse \
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--verify ${branch}@{upstream} \
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--symbolic-full-name 2>/dev/null)#refs/remotes/}"
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fi
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zstyle -s ':omz:plugin:git:prompt' remote 'remote_format'
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zformat -f remote_formatted "$remote_format" "R:$remote"
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fi
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# Format ahead.
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if [[ -n "$ahead" ]]; then
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zstyle -s ':omz:plugin:git:prompt' ahead '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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if [[ -n "$behind" ]]; then
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zstyle -s ':omz:plugin:git:prompt' behind 'behind_format'
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zformat -f behind_formatted "$behind_format" "B:$behind"
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fi
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# Format added.
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if (( $added > 0 )); then
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zstyle -s ':omz:plugin:git:prompt' added 'added_format'
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zformat -f added_formatted "$added_format" "a:$added_format"
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fi
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# Format deleted.
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if (( $deleted > 0 )); then
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zstyle -s ':omz:plugin:git:prompt' deleted 'deleted_format'
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zformat -f deleted_formatted "$deleted_format" "d:$deleted_format"
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fi
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# Format modified.
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if (( $modified > 0 )); then
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zstyle -s ':omz:plugin:git:prompt' modified 'modified_format'
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zformat -f modified_formatted "$modified_format" "m:$modified"
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fi
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# Format renamed.
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if (( $renamed > 0 )); then
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zstyle -s ':omz:plugin:git:prompt' renamed 'renamed_format'
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zformat -f renamed_formatted "$renamed_format" "r:$renamed"
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fi
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# Format unmerged.
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if (( $unmerged > 0 )); then
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zstyle -s ':omz:plugin:git:prompt' unmerged 'unmerged_format'
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zformat -f unmerged_formatted "$unmerged_format" "U:$unmerged"
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fi
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# Format untracked.
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if (( $untracked > 0 )); then
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zstyle -s ':omz:plugin:git:prompt' untracked 'untracked_format'
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zformat -f untracked_formatted "$untracked_format" "u:$untracked"
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fi
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# Format prompts.
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zstyle -s ':omz:plugin:git:prompt' prompt 'prompt_format'
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zstyle -s ':omz:plugin:git:prompt' rprompt 'rprompt_format'
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git_info_vars=(
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git_prompt_info "$prompt_format"
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git_rprompt_info "$rprompt_format"
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)
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for git_info_var in ${(k)git_info_vars}; do
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zformat -f "$git_info_var" "$git_info_vars[$git_info_var]" \
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"s:$action_formatted" \
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"a:$added_formatted" \
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"A:$ahead_formatted" \
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"B:$behind_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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"D:$dirty_formatted" \
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"m:$modified_formatted" \
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"R:$remote_formatted" \
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"r:$renamed_formatted" \
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"S:$stashed_formatted" \
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"U:$unmerged_formatted" \
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"u:$untracked_formatted"
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done
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unset _git_info_executing
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return 0
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}
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git-info "$@"
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