All gists matching topic util

nr / expectEl.ts

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ts util
1 export function expectEl<T extends HTMLElement = HTMLElement>(
2 query: string,
3 rootEl: Element | Document = document,
4 ): T {
5 const el = rootEl.querySelector<T>(query);
6
7 if (!el) {
8 throw new Error(`[expectEl] Can't find \`${query}\` element`);
9 }

nr / shuffle.ts

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ts util
1 /**
2 * Fisher-Yates shuffle algorithm, based on these answers:
3 * https://stackoverflow.com/questions/6274339/how-can-i-shuffle-an-array
4 */
5 export function shuffle<T>(arr: T[]): T[] {
6 let ret = [...arr];
7 for (let i = ret.length - 1; i >= 0; i--) {
8 const j = Math.floor(Math.random() * (i + 1));
9 if (i === j) continue;
10 const x = ret[i]!;

nr / unsubs.ts

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Zuletzt aktiv 1 month ago
ts util
1 /**
2 * https://github.com/Noah2610/i3-color-theme-editor/blob/master/src/util/unsubs.ts
3 */
4
5 export interface Unsubs {
6 add(fn: () => void): void;
7 unsubAll(): void;
8 fns: (() => void)[];
9 }

nr / safeObjectKeys.ts

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ts util
1 /**
2 * from drug-tracker / med-tracker project:
3 * https://github.com/Noah2610/drug-tracker/blob/master/packages/share/src/utils/safeObjectKeys.ts
4 */
5
6 export type SafeObjectKeys = <T extends object>(obj: T) => (keyof T)[];
7 export const safeObjectKeys: SafeObjectKeys = Object.keys;
8
9 export type SafeObjectEntries = <T extends object>(
10 obj: T,

nr / recursivePartial.ts

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ts util
1 /**
2 * https://github.com/Noah2610/i3-color-theme-editor/blob/master/src/util/recursivePartial.ts
3 */
4
5 export type RecursivePartial<T> = {
6 [P in keyof T]?: T[P] extends (infer U)[]
7 ? RecursivePartial<U>[]
8 : T[P] extends object
9 ? RecursivePartial<T[P]>
10 : T[P];

nr / merge.ts

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ts util
1 /**
2 * from project:
3 * https://github.com/Noah2610/i3-color-theme-editor/blob/master/src/util/merge.ts
4 */
5
6 import { RecursivePartial } from "./recursivePartial";
7
8 type Dict = Record<string, unknown>;
9
10 export function merge<O extends object>(
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