{
    includes: ["<xo/gc/GCObject.hpp>"],
    namespace1: "xo",
    namespace2: "scm",
    facet: "Sequence",
    brief: "an ordered collection of variants",
    doc: [
        "Elements appear in some determinstic order.",
        "Sequence is GC-aware --> elements must be GC-aware"
    ],
    methods: [
        // bool is_empty() const noexcept
        {
            name: "is_empty",
            doc: ["true iff sequence is empty"],
            return_type: "bool",
            args: [],
            const: true,
            noexcept: true,
            attributes: [],
        },

        // bool is_finite() const noexcept
        {
            name: "is_finite",
            doc: ["true iff sequence is finite"],
            return_type: "bool",
            args: [],
            const: true,
            noexcept: true,
            attributes: [],
        },

        // obj<AGCObject> at(size_type index) const;
        {
            name: "at",
            doc: ["return element @p index of this sequence"],
            return_type: "obj<AGCObject>",
            args: [
                {type: "size_type", name: "index"},
            ],
            const: true,
            noexcept: false,
            attributes: [],
        },
    ],
}