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 rev-parse --git-dir &> /dev/null | |
git_status="$(git status 2> /dev/null)" | |
branch_pattern="^# On branch ([^${IFS}]*)" | |
remote_pattern="# Your branch is (.*) of" | |
diverge_pattern="# Your branch and (.*) have diverged" | |
if [[ ! ${git_status}} =~ "working directory clean" ]]; then | |
state="${LIGHT_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 " (${branch})${remote}${state}" | |
fi | |
} | |
function prompt_func() { | |
previous_return_value=$?; | |
if [ "$TERM" != "linux" -a -z "$EMACS" ] | |
then | |
TITLEBAR="\[\e]2;\u@\h:\w\a\]" | |
else | |
TITLEBAR="" | |
fi | |
prompt="${TITLEBAR}${BLUE}[${YELLOW}\u@\h${RED} \w${GREEN}$(parse_git_branch)${BLUE}]${COLOR_NONE}" | |
if test $previous_return_value -eq 0 | |
then | |
PS1="${prompt}${GREEN}\\\$${COLOR_NONE} " | |
else | |
PS1="${prompt}${LIGHT_RED}\\\$${COLOR_NONE} " | |
fi | |
} | |
PROMPT_COMMAND=prompt_func |
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