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git.zsh
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git.zsh
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# get the name of the branch we are on
function git_prompt_info() {
if [[ "$(command git config --get oh-my-zsh.hide-status 2>/dev/null)" != "1" ]]; then
ref=$(command git symbolic-ref HEAD 2> /dev/null) || \
ref=$(command git rev-parse --short HEAD 2> /dev/null) || return 0
echo "$ZSH_THEME_GIT_PROMPT_PREFIX${ref#refs/heads/}$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_SUFFIX"
fi
}
# Checks if working tree is dirty
parse_git_dirty() {
local STATUS=''
local FLAGS
FLAGS=('--porcelain')
if [[ "$(command git config --get oh-my-zsh.hide-dirty)" != "1" ]]; then
if [[ $POST_1_7_2_GIT -gt 0 ]]; then
FLAGS+='--ignore-submodules=dirty'
fi
if [[ "$DISABLE_UNTRACKED_FILES_DIRTY" == "true" ]]; then
FLAGS+='--untracked-files=no'
fi
STATUS=$(command git status ${FLAGS} 2> /dev/null | tail -n1)
fi
if [[ -n $STATUS ]]; then
echo "$ZSH_THEME_GIT_PROMPT_DIRTY"
else
echo "$ZSH_THEME_GIT_PROMPT_CLEAN"
fi
}
# get the difference between the local and remote branches
git_remote_status() {
remote=${$(command git rev-parse --verify ${hook_com[branch]}@{upstream} --symbolic-full-name 2>/dev/null)/refs\/remotes\/}
if [[ -n ${remote} ]] ; then
ahead=$(command git rev-list ${hook_com[branch]}@{upstream}..HEAD 2>/dev/null | wc -l)
behind=$(command git rev-list HEAD..${hook_com[branch]}@{upstream} 2>/dev/null | wc -l)
if [ $ahead -gt 0 ] && [ $behind -eq 0 ]
then
git_remote_status="$ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE"
git_remote_status_detailed="$ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE_COLOR$ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE$((ahead))%{$reset_color%}"
elif [ $behind -gt 0 ] && [ $ahead -eq 0 ]
then
git_remote_status="$ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE"
git_remote_status_detailed="$ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE_COLOR$ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE$((behind))%{$reset_color%}"
elif [ $ahead -gt 0 ] && [ $behind -gt 0 ]
then
git_remote_status="$ZSH_THEME_GIT_PROMPT_DIVERGED_REMOTE"
git_remote_status_detailed="$ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE_COLOR$ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE$((ahead))%{$reset_color%}$ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE_COLOR$ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE$((behind))%{$reset_color%}"
fi
if [ $ZSH_THEME_GIT_PROMPT_REMOTE_STATUS_DETAILED ]
then
git_remote_status="$ZSH_THEME_GIT_PROMPT_REMOTE_STATUS_PREFIX$remote$git_remote_status_detailed$ZSH_THEME_GIT_PROMPT_REMOTE_STATUS_SUFFIX"
fi
echo $git_remote_status
fi
}
# Gets the number of commits ahead from remote
function git_commits_ahead() {
if $(echo "$(command git log @{upstream}..HEAD 2> /dev/null)" | grep '^commit' &> /dev/null); then
COMMITS=$(command git log @{upstream}..HEAD | grep '^commit' | wc -l | tr -d ' ')
echo "$ZSH_THEME_GIT_COMMITS_AHEAD_PREFIX$COMMITS$ZSH_THEME_GIT_COMMITS_AHEAD_SUFFIX"
fi
}
# Outputs if current branch is ahead of remote
function git_prompt_ahead() {
if [[ -n "$(command git rev-list origin/$(current_branch)..HEAD 2> /dev/null)" ]]; then
echo "$ZSH_THEME_GIT_PROMPT_AHEAD"
fi
}
# Outputs if current branch is behind remote
function git_prompt_behind() {
if [[ -n "$(command git rev-list HEAD..origin/$(current_branch) 2> /dev/null)" ]]; then
echo "$ZSH_THEME_GIT_PROMPT_BEHIND"
fi
}
# Outputs if current branch exists on remote or not
function git_prompt_remote() {
if [[ -n "$(command git show-ref origin/$(current_branch) 2> /dev/null)" ]]; then
echo "$ZSH_THEME_GIT_PROMPT_REMOTE_EXISTS"
else
echo "$ZSH_THEME_GIT_PROMPT_REMOTE_MISSING"
fi
}
# Formats prompt string for current git commit short SHA
function git_prompt_short_sha() {
SHA=$(command git rev-parse --short HEAD 2> /dev/null) && echo "$ZSH_THEME_GIT_PROMPT_SHA_BEFORE$SHA$ZSH_THEME_GIT_PROMPT_SHA_AFTER"
}
# Formats prompt string for current git commit long SHA
function git_prompt_long_sha() {
SHA=$(command git rev-parse HEAD 2> /dev/null) && echo "$ZSH_THEME_GIT_PROMPT_SHA_BEFORE$SHA$ZSH_THEME_GIT_PROMPT_SHA_AFTER"
}
# Get the status of the working tree
git_prompt_status() {
INDEX=$(command git status --porcelain -b 2> /dev/null)
STATUS=""
if $(echo "$INDEX" | command grep -E '^\?\? ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_UNTRACKED$STATUS"
fi
if $(echo "$INDEX" | grep '^A ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
elif $(echo "$INDEX" | grep '^M ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
fi
if $(echo "$INDEX" | grep '^ M ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
elif $(echo "$INDEX" | grep '^AM ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
elif $(echo "$INDEX" | grep '^ T ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
fi
if $(echo "$INDEX" | grep '^R ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_RENAMED$STATUS"
fi
if $(echo "$INDEX" | grep '^ D ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
elif $(echo "$INDEX" | grep '^D ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
elif $(echo "$INDEX" | grep '^AD ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
fi
if $(command git rev-parse --verify refs/stash >/dev/null 2>&1); then
STATUS="$ZSH_THEME_GIT_PROMPT_STASHED$STATUS"
fi
if $(echo "$INDEX" | grep '^UU ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_UNMERGED$STATUS"
fi
if $(echo "$INDEX" | grep '^## .*ahead' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_AHEAD$STATUS"
fi
if $(echo "$INDEX" | grep '^## .*behind' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_BEHIND$STATUS"
fi
if $(echo "$INDEX" | grep '^## .*diverged' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DIVERGED$STATUS"
fi
echo $STATUS
}
#compare the provided version of git to the version installed and on path
#prints 1 if input version <= installed version
#prints -1 otherwise
function git_compare_version() {
local INPUT_GIT_VERSION=$1;
local INSTALLED_GIT_VERSION
INPUT_GIT_VERSION=(${(s/./)INPUT_GIT_VERSION});
INSTALLED_GIT_VERSION=($(command git --version 2>/dev/null));
INSTALLED_GIT_VERSION=(${(s/./)INSTALLED_GIT_VERSION[3]});
for i in {1..3}; do
if [[ $INSTALLED_GIT_VERSION[$i] -gt $INPUT_GIT_VERSION[$i] ]]; then
echo 1
return 0
fi
if [[ $INSTALLED_GIT_VERSION[$i] -lt $INPUT_GIT_VERSION[$i] ]]; then
echo -1
return 0
fi
done
echo 0
}
#this is unlikely to change so make it all statically assigned
POST_1_7_2_GIT=$(git_compare_version "1.7.2")
#clean up the namespace slightly by removing the checker function
unset -f git_compare_version