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denoland-deno/std/node/_utils.ts

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export function notImplemented(msg?: string): never {
const message = msg ? `Not implemented: ${msg}` : "Not implemented";
throw new Error(message);
}
export type _TextDecoder = typeof TextDecoder.prototype;
export const _TextDecoder = TextDecoder;
export type _TextEncoder = typeof TextEncoder.prototype;
export const _TextEncoder = TextEncoder;
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// API helpers
export type MaybeNull<T> = T | null;
export type MaybeDefined<T> = T | undefined;
export type MaybeEmpty<T> = T | null | undefined;
export function intoCallbackAPI<T>(
// eslint-disable-next-line @typescript-eslint/no-explicit-any
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func: (...args: any[]) => Promise<T>,
cb: MaybeEmpty<(err: MaybeNull<Error>, value: MaybeEmpty<T>) => void>,
// eslint-disable-next-line @typescript-eslint/no-explicit-any
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...args: any[]
): void {
func(...args)
.then((value) => cb && cb(null, value))
.catch((err) => cb && cb(err, null));
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}
export function intoCallbackAPIWithIntercept<T1, T2>(
// eslint-disable-next-line @typescript-eslint/no-explicit-any
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func: (...args: any[]) => Promise<T1>,
interceptor: (v: T1) => T2,
cb: MaybeEmpty<(err: MaybeNull<Error>, value: MaybeEmpty<T2>) => void>,
// eslint-disable-next-line @typescript-eslint/no-explicit-any
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...args: any[]
): void {
func(...args)
.then((value) => cb && cb(null, interceptor(value)))
.catch((err) => cb && cb(err, null));
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}
export function spliceOne(list: string[], index: number): void {
for (; index + 1 < list.length; index++) list[index] = list[index + 1];
list.pop();
}