from typing import Union

from phasmplatform.common.methodcall import MethodCall, MethodCallError
from phasmplatform.common.value import Value, NoneValue

from .base import BaseRunner


class PreludeRunner(BaseRunner):
    __slots__ = ()

    def do_call(self, call: MethodCall) -> Union[Value, MethodCallError]:
        if call.method.name == 'on_module_loaded':
            self.container_log[0]('PreludeRunner loaded')
            return NoneValue

        raise NotImplementedError(call)