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35 lines
1.2 KiB
TypeScript
35 lines
1.2 KiB
TypeScript
export function notImplemented(msg?: string): never {
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const message = msg ? `Not implemented: ${msg}` : "Not implemented";
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throw new Error(message);
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}
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// API helpers
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export type MaybeNull<T> = T | null;
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export type MaybeDefined<T> = T | undefined;
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export type MaybeEmpty<T> = T | null | undefined;
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export function intoCallbackAPI<T>(
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/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
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func: (...args: any[]) => Promise<T>,
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cb: MaybeEmpty<(err: MaybeNull<Error>, value: MaybeEmpty<T>) => void>,
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/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
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...args: any[]
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): void {
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func(...args)
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.then(value => cb && cb(null, value))
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.catch(err => cb && cb(err, null));
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}
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export function intoCallbackAPIWithIntercept<T1, T2>(
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/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
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func: (...args: any[]) => Promise<T1>,
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interceptor: (v: T1) => T2,
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cb: MaybeEmpty<(err: MaybeNull<Error>, value: MaybeEmpty<T2>) => void>,
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/* eslint-disable-next-line @typescript-eslint/no-explicit-any */
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...args: any[]
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): void {
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func(...args)
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.then(value => cb && cb(null, interceptor(value)))
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.catch(err => cb && cb(err, null));
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}
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