Git Bash Prompt

gistfile1.txt

bash_prompt_command() {
    local K="\[\033[0;30m\]"    # black
    local R="\[\033[0;31m\]"    # red
    local G="\[\033[0;32m\]"    # green
    local Y="\[\033[0;33m\]"    # yellow
    local B="\[\033[0;34m\]"    # blue
    local M="\[\033[0;35m\]"    # magenta
    local C="\[\033[0;36m\]"    # cyan
    local W="\[\033[0;37m\]"    # white
    local NONE="\[\033[0m\]"

    # BRANCH_NAME=`git branch | grep "*" | awk '{FS=" "; print $2}' 2>&1 >/dev/null`
    if git rev-parse --git-dir > /dev/null 2>&1; then
        : # This is a valid git repository (but the current working
        # directory may not be the top level.
        # Check the output of the git rev-parse command if you care)

        # BRANCH_NAME=`git branch | grep "*" | awk '{FS=" "; print $2}'`

        # Get branch name
        BRANCH_NAME=`git branch -vv| grep "*" | awk '{FS=" "; print $2}'`

        # Get tracking branch name
        TRACK_BRANCH_NAME=`git branch -vv| grep "*" | awk '{FS=" "; print $4}'`

        # If the tracking_branch_name starts with [, it means we have one
        if [[ $TRACK_BRANCH_NAME == \[* ]]; then
                # Removes the first character
                TRACK_BRANCH_NAME=${TRACK_BRANCH_NAME:1}

                # Get branch name after last / "origin/1.2" -> "1.2"
                TRACK_BRANCH_NAME=${TRACK_BRANCH_NAME##*/}

                # Removes the last character either ] or :
                TRACK_BRANCH_NAME=${TRACK_BRANCH_NAME::-1}
        else
                # We don't have a tracking branch
                TRACK_BRANCH_NAME="---"
        fi

        REPO_NAME=`git remote -v | grep origin | grep fetch | sed 's/.*\/\(.*\).git .*/\1/g'`

        # PS1="\[$(ppwd)\]\u@\h:\w \[\033[0;31m\][\${BRANCH_NAME}--\${TRACK_BRANCH_NAME}]\[\033[0m\] >"
        PS1="[${G}\${REPO_NAME} ${R}\${BRANCH_NAME}--${Y}\${TRACK_BRANCH_NAME}${NONE}] ${OLD_PS1}"

    else
        : # this is not a git repository
        BRANCH_NAME=""
        # PS1="\[$(ppwd)\]\u@\h:\w >"
        PS1=$OLD_PS1
    fi
}

bash_prompt() {
    #PS1="\[$(ppwd)\]\u@\h:\w \[\033[0;31m\][\${BRANCH_NAME}]\[\033[0m\] >"
    OLD_PS1=$PS1
}

# init it by setting PROMPT_COMMAND
PROMPT_COMMAND=bash_prompt_command
bash_prompt
unset bash_prompt