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@snaewe
Forked from woods/git_svn_bash_prompt.sh
Created January 20, 2009 20:19
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A fancy bash prompt showing some git status.
RED="\[\033[0;31m\]"
YELLOW="\[\033[0;33m\]"
GREEN="\[\033[0;32m\]"
BLUE="\[\033[0;34m\]"
LIGHT_RED="\[\033[1;31m\]"
LIGHT_GREEN="\[\033[1;32m\]"
WHITE="\[\033[1;37m\]"
LIGHT_GRAY="\[\033[0;37m\]"
COLOR_NONE="\[\e[0m\]"
function parse_git_branch {
git_status="$(git status 2> /dev/null)"
if [ -x git_status ]; then exit; fi
git_stash="$(git stash list 2> /dev/null)"
branch_pattern="^# On branch ([^${IFS}]*)"
remote_pattern="# Your branch is (.*) of"
diverge_pattern="# Your branch and (.*) have diverged"
if [[ ! ${git_status} =~ "working directory clean" ]]; then
state="${RED}⚡"
fi
if [[ -n ${git_stash} ]]; then
stash="${RED}*"
fi
# add an else if or two here if you want to get more specific
if [[ ${git_status} =~ ${remote_pattern} ]]; then
if [[ ${BASH_REMATCH[1]} == "ahead" ]]; then
remote="${YELLOW}↑"
else
remote="${YELLOW}↓"
fi
fi
if [[ ${git_status} =~ ${diverge_pattern} ]]; then
remote="${YELLOW}↕"
fi
if [[ ${git_status} =~ ${branch_pattern} ]]; then
branch=${BASH_REMATCH[1]}
echo " ${GREEN}(${WHITE}${branch}${stash}${state}${remote}${GREEN})"
fi
}
function prompt_func() {
previous_return_value=$?;
prompt="${TITLEBAR}${GREEN}\w$(parse_git_branch)${COLOR_NONE} "
if test $previous_return_value -eq 0
then
PS1="${prompt}→ "
else
PS1="${prompt}${RED}→${COLOR_NONE} "
fi
}
PROMPT_COMMAND=prompt_func
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