bashprompt

# bash prompt theme
__bash_prompt() {
    local userpart='`export XIT=$? \
        && echo -n "\[\033[0;32m\]\u " \
        && [ "$XIT" -ne "0" ] && echo -n "\[\033[1;31m\]➜" || echo -n "\[\033[0m\]➜"`'
    local gitbranch='`\
        export BRANCH=$(git rev-parse --abbrev-ref HEAD 2>/dev/null); \
        if [ "${BRANCH}" = "HEAD" ]; then \
            export BRANCH=$(git describe --contains --all HEAD 2>/dev/null); \
        fi; \
        if [ "${BRANCH}" != "" ]; then \
            echo -n "\[\033[0;36m\](\[\033[1;31m\]${BRANCH}" \
            && if git ls-files --error-unmatch -m --directory --no-empty-directory -o --exclude-standard ":/*" > /dev/null 2>&1; then \
                    echo -n " \[\033[1;33m\]✗"; \
            fi \
            && echo -n "\[\033[0;36m\]) "; \
        fi`'
    local lightblue='\[\033[1;34m\]'
    local removecolor='\[\033[0m\]'
    PS1="${userpart} ${lightblue}\w ${gitbranch}${removecolor}\$ "
    unset -f __bash_prompt
}
__bash_prompt

export PROMPT_DIRTRIM=4