noob_question.fish

noob_question.fish

function uppdate -d "Swiss knife for package update."
    set -g global_package_managers "brew" "npm" "pyenv_pip" "gem" "composer" "fisher" "nvim_plug"

    switch "$argv[1]"
        case \*
            check global
            update global
    end

    function brew
        set -g brew_exists "false"
        set -l manager "brew"

        switch $argv
            case check
                if exists brew
                    set brew_exists "true"
                    echo "$manager exists"
                else
                    echo "$manager does not exist"
                end
            case update
                command brew update; brew upgrade; brew cleanup
        end
    end

    function check
        echo "================= check - is package managers are exists or not"
        switch $argv
            case global
                for manager in $global_package_managers
                    eval $manager "check"
                end
            # case local
        end
    end

    function update
        echo "================= update"
        switch $argv
            case global
                for manager in $global_package_managers
                    // What should I do?     
                    if test "$manager"_exist = "true"
                        eval $manager "update"
                    end
                end
            # case local
        end
    end

    function exists
        command type -t $argv > /dev/null 2>&1
    end

end