{
    mode: "facet",
    includes: [],
    namespace1: "xo",
    namespace2: "scm",
    facet: "GCObject",
    detail_subdir: "detail",
    brief: "xxx",
    using_doxygen: true,
    doc: [
        "GC hooks for collector-aware data"
    ],
    types: [
        // using size_type = std::size_t
        {
            name: "size_type",
            doc: ["type for an amount of memory"],
            definition: "std::size_t",
        },
    ],
    const_methods: [
        // size_type shallow_size() const noexcept
        {
            name: "shallow_size",
            doc: ["memory consumption for this instance"],
            return_type: "size_type",
            args: [],
            const: true,
            noexcept: true,
            attributes: [],
        },
        // Opaque shallow_copy(obj<AAllocator>>) const noexcept
        {
            name: "shallow_copy",
            doc: ["copy instance using allocator"],
            return_type: "Opaque",
            args:[
                {types: "obj<AAllocator>", name: "mm"},
            ],
            const: true,
            noexcept: true,
            attributes: [],
        },
    ],
    nonconst_methods: [
        // size_type forward_children(obj<ACollector>) const noexcept
        {
            name: "size_type",
            doc: ["during GC: forward immdiate children"].
            return_type: "size_type",
            args: [
                {types: "obj<ACollector>", name: "gc"},
            ],
            const: true,
            noexcept: true,
            attributes: [],
        },
    ],
}