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This commit is contained in:
tamaina 2021-09-07 04:41:07 +09:00
parent cd36102b90
commit 2c494f1052
1 changed files with 1 additions and 1 deletions
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src/server/api/stream/types.ts
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@ -299,7 +299,7 @@ type EventsDictionary = { [x in keyof StreamMessages]: Emitter<EventEmitter, { [
type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends ((k: infer I) => void) ? I : never; type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends ((k: infer I) => void) ? I : never;
// Emitter辞書をストリームごとに共用体型にし、UnionToIntersectionで交差型にする // Emitter辞書をストリームごとに共用体型にし、UnionToIntersectionで交差型にする
export type StreamEventEmitter = UnionToIntersection<EventsDictionary[keyof StreamMessages]>; export type StreamEventEmitter = UnionToIntersection<EventsDictionary[keyof StreamMessages]>;
// そうしないとユニオンが増大してts(2590)にひっかかる // { [y in name]: (e: spec) => void }をまとめてその交差型をEmitterにかけるとts(2590)にひっかかる
// provide stream channels union // provide stream channels union
export type StreamChannels = StreamMessages[keyof StreamMessages]['name'] | 'notesStream'; export type StreamChannels = StreamMessages[keyof StreamMessages]['name'] | 'notesStream';