checkupdates.fish

function checkupdates --description 'alias checkupdates=checkupdates'
    argparse -i --name=checkupdates 'h/help' 'j/json' -- $argv
    or return 1

    function _show_usage
        command checkupdates --help | sed "s/^checkupdates.*\$/& + custom/" | grep -v "nosync"
        echo '
Extra Options:
  -j, --json       json output'
        functions -e _show_usage
        return 0
    end

    if set -lq _flag_help
        _show_usage
        return 0
    end

    if set -lq _flag_json
        begin
            echo "package current __symbol new"
            command checkupdates -n $argv
        end | jc --csv | jq -c 'del(.[].__symbol)'
    else
        command checkupdates -n $argv
    end
end