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powerlevel10k/gitstatus/gitstatus.prompt.sh
2020-06-14 10:29:29 +02:00

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# Simple Bash prompt with Git status.
# Source gitstatus.plugin.sh from $GITSTATUS_DIR or from the same directory
# in which the current script resides if the variable isn't set.
if [[ -n "${GITSTATUS_DIR:-}" ]]; then
source "$GITSTATUS_DIR" || return
elif [[ "${BASH_SOURCE[0]}" == */* ]]; then
source "${BASH_SOURCE[0]%/*}/gitstatus.plugin.sh" || return
else
source gitstatus.plugin.sh || return
fi
# Sets GITSTATUS_PROMPT to reflect the state of the current git repository.
# The value is empty if not in a git repository. Forwards all arguments to
# gitstatus_query.
#
# Example value of GITSTATUS_PROMPT: master ⇣42⇡42 ⇠42⇢42 *42 merge ~42 +42 !42 ?42
#
# master current branch
# ⇣42 local branch is 42 commits behind the remote
# ⇡42 local branch is 42 commits ahead of the remote
# ⇠42 local branch is 42 commits behind the push remote
# ⇢42 local branch is 42 commits ahead of the push remote
# *42 42 stashes
# merge merge in progress
# ~42 42 merge conflicts
# +42 42 staged changes
# !42 42 unstaged changes
# ?42 42 untracked files
function gitstatus_prompt_update() {
GITSTATUS_PROMPT=""
gitstatus_query "$@" || return 1 # error
[[ "$VCS_STATUS_RESULT" == ok-sync ]] || return 0 # not a git repo
local reset=$'\e[0m' # no color
local clean=$'\e[38;5;076m' # green foreground
local untracked=$'\e[38;5;014m' # teal foreground
local modified=$'\e[38;5;011m' # yellow foreground
local conflicted=$'\e[38;5;196m' # red foreground
local p
local where # branch name, tag or commit
if [[ -n "$VCS_STATUS_LOCAL_BRANCH" ]]; then
where="$VCS_STATUS_LOCAL_BRANCH"
elif [[ -n "$VCS_STATUS_TAG" ]]; then
p+="${reset}#"
where="$VCS_STATUS_TAG"
else
p+="${reset}@"
where="${VCS_STATUS_COMMIT:0:8}"
fi
(( ${#where} > 32 )) && where="${where:0:12}${where: -12}" # truncate long branch names and tags
p+="${clean}${where}"
# ⇣42 if behind the remote.
(( VCS_STATUS_COMMITS_BEHIND )) && p+=" ${clean}${VCS_STATUS_COMMITS_BEHIND}"
# ⇡42 if ahead of the remote; no leading space if also behind the remote: ⇣42⇡42.
(( VCS_STATUS_COMMITS_AHEAD && !VCS_STATUS_COMMITS_BEHIND )) && p+=" "
(( VCS_STATUS_COMMITS_AHEAD )) && p+="${clean}${VCS_STATUS_COMMITS_AHEAD}"
# ⇠42 if behind the push remote.
(( VCS_STATUS_PUSH_COMMITS_BEHIND )) && p+=" ${clean}${VCS_STATUS_PUSH_COMMITS_BEHIND}"
(( VCS_STATUS_PUSH_COMMITS_AHEAD && !VCS_STATUS_PUSH_COMMITS_BEHIND )) && p+=" "
# ⇢42 if ahead of the push remote; no leading space if also behind: ⇠42⇢42.
(( VCS_STATUS_PUSH_COMMITS_AHEAD )) && p+="${clean}${VCS_STATUS_PUSH_COMMITS_AHEAD}"
# *42 if have stashes.
(( VCS_STATUS_STASHES )) && p+=" ${clean}*${VCS_STATUS_STASHES}"
# 'merge' if the repo is in an unusual state.
[[ -n "$VCS_STATUS_ACTION" ]] && p+=" ${conflicted}${VCS_STATUS_ACTION}"
# ~42 if have merge conflicts.
(( VCS_STATUS_NUM_CONFLICTED )) && p+=" ${conflicted}~${VCS_STATUS_NUM_CONFLICTED}"
# +42 if have staged changes.
(( VCS_STATUS_NUM_STAGED )) && p+=" ${modified}+${VCS_STATUS_NUM_STAGED}"
# !42 if have unstaged changes.
(( VCS_STATUS_NUM_UNSTAGED )) && p+=" ${modified}!${VCS_STATUS_NUM_UNSTAGED}"
# ?42 if have untracked files. It's really a question mark, your font isn't broken.
(( VCS_STATUS_NUM_UNTRACKED )) && p+=" ${untracked}?${VCS_STATUS_NUM_UNTRACKED}"
GITSTATUS_PROMPT="${p}${reset}"
}
# Start gitstatusd in the background.
gitstatus_stop && gitstatus_start -s -1 -u -1 -c -1 -d -1
# On every prompt, fetch git status and set GITSTATUS_PROMPT.
PROMPT_COMMAND=gitstatus_prompt_update
# Enable promptvars so that ${GITSTATUS_PROMPT} in PS1 is expanded.
shopt -s promptvars
# Customize prompt. Put $GITSTATUS_PROMPT in it reflect git status.
#
# Example:
#
# user@host ~/projects/skynet master ⇡42
# $ █
PS1='\[\033[01;32m\]\u@\h\[\033[00m\] ' # green user@host
PS1+='\[\033[01;34m\]\w\[\033[00m\]' # blue current working directory
PS1+='${GITSTATUS_PROMPT:+ $GITSTATUS_PROMPT}' # git status (requires promptvars option)
PS1+='\n\[\033[01;$((31+!$?))m\]\$\[\033[00m\] ' # green/red (success/error) $/# (normal/root)
PS1+='\[\e]0;\u@\h: \w\a\]' # terminal title: user@host: dir