Brunobkr/llama.cpp_AlgMor24_github

1/** @import { Source } from '#client' */2import { derived } from '../internal/client/index.js';3import { set, state } from '../internal/client/reactivity/sources.js';4import { tag } from '../internal/client/dev/tracing.js';5import { active_reaction, get, set_active_reaction } from '../internal/client/runtime.js';6import { DEV } from 'esm-env';7 8var inited = false;9 10/**11 * A reactive version of the built-in [`Date`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date) object.12 * Reading the date (whether with methods like `date.getTime()` or `date.toString()`, or via things like [`Intl.DateTimeFormat`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl/DateTimeFormat))13 * in an [effect](https://svelte.dev/docs/svelte/$effect) or [derived](https://svelte.dev/docs/svelte/$derived)14 * will cause it to be re-evaluated when the value of the date changes.15 *16 * ```svelte17 * <script>18 * 	import { SvelteDate } from 'svelte/reactivity';19 *20 * 	const date = new SvelteDate();21 *22 * 	const formatter = new Intl.DateTimeFormat(undefined, {23 * 	  hour: 'numeric',24 * 	  minute: 'numeric',25 * 	  second: 'numeric'26 * 	});27 *28 * 	$effect(() => {29 * 		const interval = setInterval(() => {30 * 			date.setTime(Date.now());31 * 		}, 1000);32 *33 * 		return () => {34 * 			clearInterval(interval);35 * 		};36 * 	});37 * </script>38 *39 * <p>The time is {formatter.format(date)}</p>40 * ```41 */42export class SvelteDate extends Date {43	#time = state(super.getTime());44 45	/** @type {Map<keyof Date, Source<unknown>>} */46	#deriveds = new Map();47 48	#reaction = active_reaction;49 50	/** @param {any[]} params */51	constructor(...params) {52		// @ts-ignore53		super(...params);54 55		if (DEV) {56			tag(this.#time, 'SvelteDate.#time');57		}58 59		if (!inited) this.#init();60	}61 62	#init() {63		inited = true;64 65		var proto = SvelteDate.prototype;66		var date_proto = Date.prototype;67 68		var methods = /** @type {Array<keyof Date & string>} */ (69			Object.getOwnPropertyNames(date_proto)70		);71 72		for (const method of methods) {73			if (method.startsWith('get') || method.startsWith('to') || method === 'valueOf') {74				// @ts-ignore75				proto[method] = function (...args) {76					// don't memoize if there are arguments77					// @ts-ignore78					if (args.length > 0) {79						get(this.#time);80						// @ts-ignore81						return date_proto[method].apply(this, args);82					}83 84					var d = this.#deriveds.get(method);85 86					if (d === undefined) {87						// lazily create the derived, but as though it were being88						// created at the same time as the class instance89						const reaction = active_reaction;90						set_active_reaction(this.#reaction);91 92						d = derived(() => {93							get(this.#time);94							// @ts-ignore95							return date_proto[method].apply(this, args);96						});97 98						if (DEV) {99							tag(d, `SvelteDate.${method}()`);100						}101 102						this.#deriveds.set(method, d);103 104						set_active_reaction(reaction);105					}106 107					return get(d);108				};109			}110 111			if (method.startsWith('set')) {112				// @ts-ignore113				proto[method] = function (...args) {114					// @ts-ignore115					var result = date_proto[method].apply(this, args);116					set(this.#time, date_proto.getTime.call(this));117					return result;118				};119			}120		}121	}122}123