inited() — svelte Function Reference

Architecture documentation for the inited() function in date.js from the svelte codebase.

Function javascript SharedInternal DOMUtils calls 3

Entity Profile

SharedInternal→ DOMUtils→ inited() — svelte Function Reference

Dependency Diagram

graph TD
  cb2c7213_663e_b384_6fd0_98cacca887fb["inited()"]
  ead2ff3c_1f9f_37b6_47f8_3d9514f78e14["SvelteDate"]
  cb2c7213_663e_b384_6fd0_98cacca887fb -->|defined in| ead2ff3c_1f9f_37b6_47f8_3d9514f78e14
  a08b6cc5_af73_1be4_d02f_3113cf8a8305["get()"]
  cb2c7213_663e_b384_6fd0_98cacca887fb -->|calls| a08b6cc5_af73_1be4_d02f_3113cf8a8305
  311ef9f4_9b68_c178_c1db_3b8696f7d964["set_active_reaction()"]
  cb2c7213_663e_b384_6fd0_98cacca887fb -->|calls| 311ef9f4_9b68_c178_c1db_3b8696f7d964
  63ee8247_ada4_9f1d_e139_0c1167cd5b1c["set()"]
  cb2c7213_663e_b384_6fd0_98cacca887fb -->|calls| 63ee8247_ada4_9f1d_e139_0c1167cd5b1c
  style cb2c7213_663e_b384_6fd0_98cacca887fb fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/svelte/src/reactivity/date.js lines 62–117

	#init() {
		inited = true;

		var proto = SvelteDate.prototype;
		var date_proto = Date.prototype;

		var methods = /** @type {Array<keyof Date & string>} */ (
			Object.getOwnPropertyNames(date_proto)
		);

		for (const method of methods) {
			if (method.startsWith('get') || method.startsWith('to') || method === 'valueOf') {
				// @ts-ignore
				proto[method] = function (...args) {
					// don't memoize if there are arguments
					// @ts-ignore
					if (args.length > 0) {
						get(this.#time);
						// @ts-ignore
						return date_proto[method].apply(this, args);
					}

					var d = this.#deriveds.get(method);

					if (d === undefined) {
						// lazily create the derived, but as though it were being
						// created at the same time as the class instance
						const reaction = active_reaction;
						set_active_reaction(this.#reaction);

						d = derived(() => {
							get(this.#time);
							// @ts-ignore
							return date_proto[method].apply(this, args);
						});

						this.#deriveds.set(method, d);

						set_active_reaction(reaction);
					}

					return get(d);
				};
			}

			if (method.startsWith('set')) {
				// @ts-ignore
				proto[method] = function (...args) {
					// @ts-ignore
					var result = date_proto[method].apply(this, args);
					set(this.#time, date_proto.getTime.call(this));
					return result;
				};
			}
		}
	}