diff options
Diffstat (limited to 'contrib/completion/git-prompt.sh')
| -rw-r--r-- | contrib/completion/git-prompt.sh | 110 |
1 files changed, 103 insertions, 7 deletions
diff --git a/contrib/completion/git-prompt.sh b/contrib/completion/git-prompt.sh index 5ab488cd65..9bef0531c5 100644 --- a/contrib/completion/git-prompt.sh +++ b/contrib/completion/git-prompt.sh @@ -10,9 +10,22 @@ # 1) Copy this file to somewhere (e.g. ~/.git-prompt.sh). # 2) Add the following line to your .bashrc/.zshrc: # source ~/.git-prompt.sh -# 3) Change your PS1 to also show the current branch: -# Bash: PS1='[\u@\h \W$(__git_ps1 " (%s)")]\$ ' -# ZSH: PS1='[%n@%m %c$(__git_ps1 " (%s)")]\$ ' +# 3a) Change your PS1 to call __git_ps1 as +# command-substitution: +# Bash: PS1='[\u@\h \W$(__git_ps1 " (%s)")]\$ ' +# ZSH: PS1='[%n@%m %c$(__git_ps1 " (%s)")]\$ ' +# the optional argument will be used as format string. +# 3b) Alternatively, if you are using bash, __git_ps1 can be +# used for PROMPT_COMMAND with two parameters, <pre> and +# <post>, which are strings you would put in $PS1 before +# and after the status string generated by the git-prompt +# machinery. e.g. +# PROMPT_COMMAND='__git_ps1 "\u@\h:\w" "\\\$ "' +# will show username, at-sign, host, colon, cwd, then +# various status string, followed by dollar and SP, as +# your prompt. +# Optionally, you can supply a third argument with a printf +# format string to finetune the output of the branch status # # The argument to __git_ps1 will be displayed only if you are currently # in a git repository. The %s token will be the name of the current @@ -58,6 +71,10 @@ # branch relative to newer tag or branch (master~4) # describe relative to older annotated tag (v1.6.3.1-13-gdd42c2f) # default exactly matching tag +# +# If you would like a colored hint about the current dirty state, set +# GIT_PS1_SHOWCOLORHINTS to a nonempty value. The colors are based on +# the colored output of "git status -sb". # __gitdir accepts 0 or 1 arguments (i.e., location) # returns location of .git repo @@ -204,11 +221,43 @@ __git_ps1_show_upstream () # __git_ps1 accepts 0 or 1 arguments (i.e., format string) -# returns text to add to bash PS1 prompt (includes branch name) +# when called from PS1 using command substitution +# in this mode it prints text to add to bash PS1 prompt (includes branch name) +# +# __git_ps1 requires 2 or 3 arguments when called from PROMPT_COMMAND (pc) +# in that case it _sets_ PS1. The arguments are parts of a PS1 string. +# when two arguments are given, the first is prepended and the second appended +# to the state string when assigned to PS1. +# The optional third parameter will be used as printf format string to further +# customize the output of the git-status string. +# In this mode you can request colored hints using GIT_PS1_SHOWCOLORHINTS=true __git_ps1 () { + local pcmode=no + local detached=no + local ps1pc_start='\u@\h:\w ' + local ps1pc_end='\$ ' + local printf_format=' (%s)' + + case "$#" in + 2|3) pcmode=yes + ps1pc_start="$1" + ps1pc_end="$2" + printf_format="${3:-$printf_format}" + ;; + 0|1) printf_format="${1:-$printf_format}" + ;; + *) return + ;; + esac + local g="$(__gitdir)" - if [ -n "$g" ]; then + if [ -z "$g" ]; then + if [ $pcmode = yes ]; then + #In PC mode PS1 always needs to be set + PS1="$ps1pc_start$ps1pc_end" + fi + else local r="" local b="" if [ -f "$g/rebase-merge/interactive" ]; then @@ -235,7 +284,7 @@ __git_ps1 () fi b="$(git symbolic-ref HEAD 2>/dev/null)" || { - + detached=yes b="$( case "${GIT_PS1_DESCRIBE_STYLE-}" in (contains) @@ -294,6 +343,53 @@ __git_ps1 () fi local f="$w$i$s$u" - printf -- "${1:- (%s)}" "$c${b##refs/heads/}${f:+ $f}$r$p" + if [ $pcmode = yes ]; then + local gitstring= + if [ -n "${GIT_PS1_SHOWCOLORHINTS-}" ]; then + local c_red='\e[31m' + local c_green='\e[32m' + local c_lblue='\e[1;34m' + local c_clear='\e[0m' + local bad_color=$c_red + local ok_color=$c_green + local branch_color="$c_clear" + local flags_color="$c_lblue" + local branchstring="$c${b##refs/heads/}" + + if [ $detached = no ]; then + branch_color="$ok_color" + else + branch_color="$bad_color" + fi + + # Setting gitstring directly with \[ and \] around colors + # is necessary to prevent wrapping issues! + gitstring="\[$branch_color\]$branchstring\[$c_clear\]" + + if [ -n "$w$i$s$u$r$p" ]; then + gitstring="$gitstring " + fi + if [ "$w" = "*" ]; then + gitstring="$gitstring\[$bad_color\]$w" + fi + if [ -n "$i" ]; then + gitstring="$gitstring\[$ok_color\]$i" + fi + if [ -n "$s" ]; then + gitstring="$gitstring\[$flags_color\]$s" + fi + if [ -n "$u" ]; then + gitstring="$gitstring\[$bad_color\]$u" + fi + gitstring="$gitstring\[$c_clear\]$r$p" + else + gitstring="$c${b##refs/heads/}${f:+ $f}$r$p" + fi + gitstring=$(printf -- "$printf_format" "$gitstring") + PS1="$ps1pc_start$gitstring$ps1pc_end" + else + # NO color option unless in PROMPT_COMMAND mode + printf -- "$printf_format" "$c${b##refs/heads/}${f:+ $f}$r$p" + fi fi } |