Allowing only a compile-time dependency from infrastructure code to the business logic code (never the reverse). That means that the business logic exposes public methods (which could be invoked from outside) and/or exposes required interfaces, and the infrastructure layer/module implements them.
implement an evaluator or use a library for it (the PEP authors are
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else this.#data.set(key, new LWWRegister(this.id, [this.id, 1, value]));，推荐阅读搜狗输入法2026获取更多信息