publisher-subscriber-pattern - npm Package Compare versions

Comparing version 2.0.2 to 2.0.3

CHANGELOG.MD

		@@ -0,1 +1,4 @@
		# @2.0.3 [author: Katarzyna Ziomek-Zdanowicz, date: 2019.09.09]
		* adds Window to EmitterInstance type

		# @2.0.2 [author: Katarzyna Ziomek-Zdanowicz, date: 2019.09.08]
		@@ -2,0 +5,0 @@ * converts EventCallback to generic type so type React.Events can be used

package.json

		{
		"name": "publisher-subscriber-pattern",
		"version": "2.0.2",
		"version": "2.0.3",
		"description": "Publisher subscriber pattern that can be used with different event emitters including browser window",
		@@ -5,0 +5,0 @@ "main": "dist/index.js",

src/_types.ts

		import { Subscriber } from './subscriber';

		// generic type so type React.Events can be used
		// EventCallback is generic, thus generic type of Event can be used (e.g. type React.Events )
		export type EventCallback<P = {}> = (event: P & Event) => void;
		@@ -8,3 +8,3 @@
		export type EventData = [EventCallback, Subscriber[]];
		export type EmitterInstance = Record<string \| number \| symbol, unknown>;
		export type EmitterInstance = Record<string \| number \| symbol, unknown> \| Window;

		@@ -22,4 +22,10 @@ export type SubscriptionFunctions = (eventName: string, eventCallback: EventCallback) => void;

		if (emitterInstance instanceof Window) {
		return (
		addListenerMethodName in emitterInstance &&
		removeListenerMethodName in emitterInstance
		);
		}

		const isOfType = (value: unknown, type: 'symbol' \| 'function'): boolean => typeof value === type;

		const addMethodName: keyof typeof emitterInstance = addListenerMethodName;
		@@ -26,0 +32,0 @@ const removeMethodName: keyof typeof emitterInstance = removeListenerMethodName;

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