enhancing __git_ps1 with a blacklist

git-ps1-bashrc.sh

# pretty hacky wrapper around __git_ps1 that checks directories in a blacklist 
__git_maybe_ps1 ()
{
        local fmt=''
        if [ -z "${1-}" ]; then
                fmt='(%s)'
        else
                fmt=${1}
        fi

        local cur_dir=$( basename $( pwd ))
        local print_ps1='yes'
        for black in ${GIT_PS1_BLACKLIST}; do
                if [[ "${cur_dir}" == *${black}* ]]; then
                        print_ps1='no'
                        break;
                fi
        done            
                        
        if [ $print_ps1 == 'yes' ]; then
                echo $(__git_ps1 "$fmt")
        fi
}


GIT_PS1_SHOWDIRTYSTATE=1
GIT_PS1_SHOWUNTRACKEDFILES=1
GIT_PS1_BLACKLIST='WebKit'
PS1='\e[32m\u\e[39m@\e[32m\h\e[39m:\e[31m\w \e[34m$(__git_maybe_ps1 "(%s)")\e[39m\$\e[0m\n'