go-to fish prompt

basic_fish_prompt.fish

function fish_prompt --description 'Write out the prompt'
    set -l last_status $status

    set_color $fish_color_cwd
    echo -n (prompt_pwd)
    set_color normal

    __terlar_git_prompt
    fish_hg_prompt
    echo

    if not test $last_status -eq 0
        set_color $fish_color_error
    end

    echo -n '❯ '
    set_color normal
end

function fish_right_prompt -d "Write out the right prompt"
    date +%X
end