cd.fish

function cd --description 'Change directory'

    # Skip history in subshells
    if status --is-command-substitution
        builtin cd $argv
        return $status
    end

    # Avoid set completions
    set -l previous $PWD

    if test "$argv[1]" = - 2>/dev/null
        if test "$__fish_cd_direction" = next 2>/dev/null
            nextd
        else
            prevd
        end
        return $status
    end

    builtin cd $argv[1]
    set -l cd_status $status

    if test $cd_status = 0 -a "$PWD" != "$previous"
        set -g dirprev $dirprev $previous
        set -e dirnext
        set -g __fish_cd_direction prev

        activate_docker_env
        activate_py_env
        activate_js_env
    end

    return $cd_status
end