.profile script to make git colorize and show what state your repo is in.

gistfile1.txt

function parse_git_branch {

        git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'

}


function parse_git_branch_remote {
    git rev-parse --git-dir > /dev/null 2>&1
    if [ $? -eq 0 ]; then
        git_status="$(git status 2> /dev/null)"
        branch_pattern="^# On branch ([^${IFS}]*)"
        detached_branch_pattern="# Not currently on any branch"
        remote_pattern="# Your branch is (.*) of"
        diverge_pattern="# Your branch and (.*) have diverged"
        untracked_pattern="# Untracked files:"
        new_pattern="new file:"
        not_staged_pattern="Changes not staged for commit"

        
        local remote=""

        
        # add an else if or two here if you want to get more specific
        # show if we're ahead or behind HEAD
        if [[ ${git_status} =~ ${remote_pattern} ]]; then
            if [[ ${BASH_REMATCH[1]} == "ahead" ]]; then
                remote="[ahead]"
            else
                remote="[behind]"
            fi
        fi
        #new files
        if [[ ${git_status} =~ ${new_pattern} ]]; then
            remote="[new]"
        fi
        #untracked files
        if [[ ${git_status} =~ ${untracked_pattern} ]]; then
            remote="[untracked]"
        fi
        #diverged branch
        if [[ ${git_status} =~ ${diverge_pattern} ]]; then
            remote="[diverged]"
        fi
        #branch name
        if [[ ${git_status} =~ ${branch_pattern} ]]; then
            branch=${BASH_REMATCH[1]}
        #detached branch
        elif [[ ${git_status} =~ ${detached_branch_pattern} ]]; then
            branch="NO BRANCH"
        fi

        #files not staged for commit
        if [[ ${git_status}} =~ ${not_staged_pattern} ]]; then
            remote="[dirty]"
        fi

        echo "${remote}"
    fi
    return
}


function proml {

  local        BLUE="\[\033[0;34m\]"

# OPTIONAL - if you want to use any of these other colors:

  local         RED="\[\033[0;31m\]"

  local   LIGHT_RED="\[\033[1;31m\]"

  local       GREEN="\[\033[0;32m\]"

  local LIGHT_GREEN="\[\033[1;32m\]"

  local       WHITE="\[\033[1;37m\]"

  local  LIGHT_GRAY="\[\033[0;37m\]"

  local BOLD_GREEN="\[\e[1;32m\]"

# END OPTIONAL

  local     DEFAULT="\[\033[0m\]"

#PS1="\W:$BOLD_GREEN\$(parse_git_branch)$DEFAULT> "



export PS1="\W:$BOLD_GREEN\$(parse_git_branch)$LIGHT_RED\$(parse_git_branch_remote)$DEFAULT> "


}

proml