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perf(git): fork git less often for the prompt (#14069)

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Robby Russell
2026-09-14 21:43:51 +02:00
committed by GitHub
parent c648271b6b
commit fcf965912c
1 changed files with 21 additions and 10 deletions
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lib/git.zsh
+21 -10
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@@ -12,10 +12,16 @@ function __git_prompt_git() {
}
function _omz_git_prompt_info() {
# If we are on a folder not tracked by git, get out.
# Otherwise, check for hide-info at global and local repository level
if ! __git_prompt_git rev-parse --git-dir &> /dev/null \
|| [[ "$(__git_prompt_git config --get oh-my-zsh.hide-info 2>/dev/null)" == 1 ]]; then
# Get the git dir and the current branch name in one call. Outside a repo
# there is no output. On a detached HEAD the branch is "HEAD". On an unborn
# branch git exits non-zero after printing the git dir.
local -a info
info=("${(@f)$(__git_prompt_git rev-parse --git-dir --abbrev-ref HEAD 2> /dev/null)}")
local unborn=$(( $? != 0 ))
[[ -n "$info[1]" ]] || return 0
# Check for hide-info at global and local repository level
if [[ "$(__git_prompt_git config --get oh-my-zsh.hide-info 2>/dev/null)" == 1 ]]; then
return 0
fi
@@ -23,11 +29,15 @@ function _omz_git_prompt_info() {
# - the current branch name
# - the tag name if we are on a tag
# - the short SHA of the current commit
local ref
ref=$(__git_prompt_git symbolic-ref --short HEAD 2> /dev/null) \
|| ref=$(__git_prompt_git describe --tags --exact-match HEAD 2> /dev/null) \
|| ref=$(__git_prompt_git rev-parse --short HEAD 2> /dev/null) \
|| return 0
# a git dir path may contain newlines, so the branch is the last line
local ref="$info[-1]"
if (( unborn )); then
ref=$(__git_prompt_git symbolic-ref --short HEAD 2> /dev/null) || return 0
elif [[ "$ref" == HEAD ]]; then
ref=$(__git_prompt_git describe --tags --exact-match HEAD 2> /dev/null) \
|| ref=$(__git_prompt_git rev-parse --short HEAD 2> /dev/null) \
|| return 0
fi
# Use global ZSH_THEME_GIT_SHOW_UPSTREAM=1 for including upstream remote info
local upstream
@@ -244,7 +254,8 @@ function parse_git_dirty() {
FLAGS+="--ignore-submodules=${GIT_STATUS_IGNORE_SUBMODULES:-dirty}"
;;
esac
STATUS=$(__git_prompt_git status ${FLAGS} 2> /dev/null | tail -n 1)
# only non-emptiness matters, so keep one line instead of the whole list
__git_prompt_git status ${FLAGS} 2> /dev/null | read -r STATUS
fi
if [[ -n $STATUS ]]; then
echo "$ZSH_THEME_GIT_PROMPT_DIRTY"