My current BASH_IT theme

JFSIII.theme.bash

#!/bin/bash

function prompt_command()
{
    scm_prompt_vars

    if [[ $SCM != $SCM_NONE ]]
    then
        local scm_info=" $blue[$SCM_BRANCH @ ${SCM_CHANGE:0:7}] $SCM_STATE";
    fi

    local dir="${underline_yellow}\w$normal"
    local end="${green}→ "
    ## something like ~/.bash_it [master @ b59ee65] ✗ →
    PS1="$dir$scm_info $end$reset_color"
}

SCM_THEME_PROMPT_DIRTY="${red}✗"
SCM_THEME_PROMPT_CLEAN="${green}✓"
PROMPT_COMMAND=prompt_command