uniffi_bindgen 0.31.1

a multi-language bindings generator for rust (codegen and cli tooling)
Documentation 
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class {{ opt.self_type.ffi_converter_name }}(_UniffiConverterRustBuffer):
    @classmethod
    def check_lower(cls, value):
        if value is not None:
            {{ opt.inner.ffi_converter_name }}.check_lower(value)

    @classmethod
    def write(cls, value, buf):
        if value is None:
            buf.write_u8(0)
            return

        buf.write_u8(1)
        {{ opt.inner.ffi_converter_name }}.write(value, buf)

    @classmethod
    def read(cls, buf):
        flag = buf.read_u8()
        if flag == 0:
            return None
        elif flag == 1:
            return {{ opt.inner.ffi_converter_name }}.read(buf)
        else:
            raise InternalError("Unexpected flag byte for optional type")