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- 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="\[\e[0m\]"
- parse_git_branch() {
- 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"
- pattern="^(.*)working directory clean"
- if [[ ! ${git_status} =~ $pattern ]]; then
- state="${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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