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# Source code for libdebug.architectures.register_helper

    #
    # This file is part of libdebug Python library (https://github.com/libdebug/libdebug).
    # Copyright (c) 2023-2024 Roberto Alessandro Bertolini. All rights reserved.
    # Licensed under the MIT license. See LICENSE file in the project root for details.
    #

    from collections.abc import Callable

    from libdebug.architectures.amd64.amd64_ptrace_register_holder import (
        Amd64PtraceRegisterHolder,
    )
    from libdebug.data.register_holder import RegisterHolder
    from libdebug.utils.libcontext import libcontext

    def register_holder_provider(
        register_file: object,
        _: Callable[[], object] | None = None,
        __: Callable[[object], None] | None = None,
    ) -> RegisterHolder:
        """Returns an instance of the register holder to be used by the `_InternalDebugger` class."""
        architecture = libcontext.arch

        match architecture:
            case "amd64":
                return Amd64PtraceRegisterHolder(register_file)
            case _:
                raise NotImplementedError(f"Architecture {architecture} not available.")