Like matchers.CFParseMatcher.check_match but
        also add the implicit parameters from the context

def check_match(self, step) -> list:
        """Like matchers.CFParseMatcher.check_match but
        also add the implicit parameters from the context
        """
        args = []
        match = super().check_match(step)
        if match is None:
            return None

        for arg in match:
            args.append(model.Argument.from_argument(arg))

        for arg in self.context_params:
            args.append(model.Argument(0, 0, "", None, name=arg, implicit=True))

        return args