8 lines
348 B
TypeScript
8 lines
348 B
TypeScript
import type { MessageShape } from "./types.js";
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import type { DescMessage } from "./descriptors.js";
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/**
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* Determine whether the given `arg` is a message.
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* If `desc` is set, determine whether `arg` is this specific message.
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*/
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export declare function isMessage<Desc extends DescMessage>(arg: unknown, schema?: Desc): arg is MessageShape<Desc>;
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