colorized git ps1

.bash_profile

#...
# Colorized output of git branch in prompt
# WORKING_TREE_CLEAN_MESSAGE must be changed due to git version and localization (git status)
# COLOR_DIRTY, COLOR_CLEAN and PS1 must be tweaked due to used OS
__git_color_ps1 ()
{
    if [ -n "$(__git_ps1)" ]; then
    local WORKING_TREE_CLEAN_MESSAGE="working tree clean"
    local COLOR_DIRTY="\e[1;31m"
    local COLOR_CLEAN="\e[1;37m"

    local IS_CLEAN=$(git status | grep -c "$WORKING_TREE_CLEAN_MESSAGE");
    if [ $IS_CLEAN -eq 0 ]; then
        echo -e $COLOR_DIRTY
    else
        echo -e $COLOR_CLEAN
    fi
    fi
}

PS1="\u@\h:\w\[\$(__git_color_ps1)\]\$(__git_ps1)\[\e[0m\]\$ "

#
# Run 'nvm use' automatically every time there's
# a .node-version file in the directory. Also, revert to default
# version when entering a directory without .nvmrc 
# (currently commented out due to slow switching)
#
enter_directory() {
    if [[ $PWD == $PREV_PWD ]]; then
        return
    fi
    PREV_PWD=$PWD
    if [[ -f ".node-version" ]]; then
        local NODE_VERSION=$(cat .node-version)
        local IS_CURRENT=$(nvm current | grep -c $NODE_VERSION)

        if [ $IS_CURRENT -eq 0 ]; then
          nvm use $NODE_VERSION
        fi
#         NVM_DIRTY=true
#     elif [[ $NVM_DIRTY = true ]]; then
#          nvm use default
#          NVM_DIRTY=false
    fi
}

export PROMPT_COMMAND=enter_directory


# my aliases
alias gg='git gui'
alias gw='dbcli'
alias bgdev='bin/dev all=1,web=0' 
alias be='bundle exec'
alias docrun='docker run --rm -v `pwd`:/app -w /app'

#...

console.sh

#enables git colorized output (http://stackoverflow.com/questions/10998792/how-to-color-the-git-console-in-ubuntu)
$ git config --global color.ui auto