fish shell functions

print_fish_colors.fish

function print_fish_colors --description 'Shows the various fish colors being used'
    set -l clr_list (set -n | grep fish | grep color | grep -v __)
    if test -n "$clr_list"
        set -l bclr (set_color normal)
        set -l bold (set_color --bold)
        printf "\n| %-38s | %-38s |\n" Variable Definition
        echo '|¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯|¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯|'
        for var in $clr_list
            set -l def $$var
            set -l clr (set_color $def ^/dev/null)
            or begin
                printf "| %-38s | %s%-38s$bclr |\n" "$var" (set_color --bold white --background=red) "$def"
                continue
            end
            printf "| $clr%-38s$bclr | $bold%-38s$bclr |\n" "$var" "$def"
        end
        echo '|________________________________________|________________________________________|'\n
    end
end