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Moved path_exists and promises to es6

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This commit is contained in:
SamTV12345 2024-08-18 19:52:21 +02:00
parent 6ed711a4d8
commit 4ff00e278a
8 changed files with 59 additions and 31 deletions
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4
src/node/utils/path_exists.ts
View file

@ -1,5 +1,5 @@
'use strict';
const fs = require('fs');
import fs from 'node:fs';
const check = (path:string) => {
const existsSync = fs.statSync || fs.existsSync;
@ -13,4 +13,4 @@ const check = (path:string) => {
return result;
};
module.exports = check;
export default check;

7
src/node/utils/promises.ts
View file

@ -7,7 +7,7 @@
// `predicate`. Resolves to `undefined` if none of the Promises satisfy `predicate`, or if
// `promises` is empty. If `predicate` is nullish, the truthiness of the resolved value is used as
// the predicate.
exports.firstSatisfies = <T>(promises: Promise<T>[], predicate: null|Function) => {
export const firstSatisfies = <T>(promises: Promise<T>[], predicate: null|Function) => {
if (predicate == null) {
predicate = (x: any) => x;
}
@ -44,7 +44,7 @@ exports.firstSatisfies = <T>(promises: Promise<T>[], predicate: null|Function) =
// `total` is greater than `concurrency`, then `concurrency` Promises will be created right away,
// and each remaining Promise will be created once one of the earlier Promises resolves.) This async
// function resolves once all `total` Promises have resolved.
exports.timesLimit = async (total: number, concurrency: number, promiseCreator: Function) => {
export const timesLimit = async (total: number, concurrency: number, promiseCreator: Function) => {
if (total > 0 && concurrency <= 0) throw new RangeError('concurrency must be positive');
let next = 0;
const addAnother = () => promiseCreator(next++).finally(() => {
@ -61,7 +61,7 @@ exports.timesLimit = async (total: number, concurrency: number, promiseCreator:
* An ordinary Promise except the `resolve` and `reject` executor functions are exposed as
* properties.
*/
class Gate<T> extends Promise<T> {
export class Gate<T> extends Promise<T> {
// Coax `.then()` into returning an ordinary Promise, not a Gate. See
// https://stackoverflow.com/a/65669070 for the rationale.
static get [Symbol.species]() { return Promise; }
@ -75,4 +75,3 @@ class Gate<T> extends Promise<T> {
Object.assign(this, props);
}
}
exports.Gate = Gate;