@eagleoutice/flowr - v2.17.4
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    interface ArgPattern {
        name: string;
        regex?: RegExp;
        repeat?: "*" | "+";
        roles: readonly string[];
    }
    Index
    name: string

    the formal's name, empty for any

    regex?: RegExp

    a /pattern/ for the formal's name instead of an exact one

    repeat?: "*" | "+"

    * or + after the item (a bare * is any argument): any number of arguments like it, including none or at least one

    roles: readonly string[]