34 lines
1,000 B
Python
34 lines
1,000 B
Python
# scopes.core.core
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"""The scopes.core package"""
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from __future__ import annotations # no check of type annotations at runtime
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import asyncio
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from collections.abc import AsyncGenerator, Callable, Coroutine
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from dataclasses import dataclass, field
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from typing import Any
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from scopes.core.message import Message
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from scopes.util import keywords as k, Symbol
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type Proc = Callable[[Scope, Message], AsyncGenerator[Scope]]
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type Program = Callable[[Scope], Proc]
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type Syn = Callable[[Message], Message]
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async def proc_dummy(scope: Scope, msg: Message) -> AsyncGenerator[Scope]:
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yield scope
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@dataclass
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class Scope:
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value: Any = 0
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categ: tuple[Symbol, Symbol] = (k.csys, k.c00)
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stage: Symbol = k.initial
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proc: Proc = proc_dummy
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program: Program = lambda x: proc_dummy
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syns: list[Syn] = field(default_factory=list)
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environ: asyncio.Queue = field(default_factory=asyncio.Queue)
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def set_proc(self) -> Scope:
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self.proc = self.program(self)
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return self
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