package.dist.prod.EventProvider.js.map Maven / Gradle / Ivy

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{
  "version": 3,
  "sources": ["../../src/EventProvider.ts"],
  "sourcesContent": ["class EventProvider {\n\t_eventRegistry: Map EventListenerReturn>>;\n\n\tconstructor() {\n\t\tthis._eventRegistry = new Map();\n\t}\n\n\tattachEvent(eventName: string, fnFunction: (param: EventListenerParam) => EventListenerReturn) {\n\t\tconst eventRegistry = this._eventRegistry;\n\t\tconst eventListeners = eventRegistry.get(eventName);\n\n\t\tif (!Array.isArray(eventListeners)) {\n\t\t\teventRegistry.set(eventName, [fnFunction]);\n\t\t\treturn;\n\t\t}\n\n\t\tif (!eventListeners.includes(fnFunction)) {\n\t\t\teventListeners.push(fnFunction);\n\t\t}\n\t}\n\n\tdetachEvent(eventName: string, fnFunction: (param: EventListenerParam) => EventListenerReturn) {\n\t\tconst eventRegistry = this._eventRegistry;\n\t\tconst eventListeners = eventRegistry.get(eventName);\n\n\t\tif (!eventListeners) {\n\t\t\treturn;\n\t\t}\n\t\tconst indexOfFnToDetach = eventListeners.indexOf(fnFunction);\n\n\t\tif (indexOfFnToDetach !== -1) {\n\t\t\teventListeners.splice(indexOfFnToDetach, 1);\n\t\t}\n\n\t\tif (eventListeners.length === 0) {\n\t\t\teventRegistry.delete(eventName);\n\t\t}\n\t}\n\n\t/**\n\t * Fires an event and returns the results of all event listeners as an array.\n\t *\n\t * @param eventName the event to fire\n\t * @param data optional data to pass to each event listener\n\t * @returns {Array} an array with the results of all event listeners\n\t */\n\tfireEvent(eventName: string, data: EventListenerParam) {\n\t\tconst eventRegistry = this._eventRegistry;\n\t\tconst eventListeners = eventRegistry.get(eventName);\n\n\t\tif (!eventListeners) {\n\t\t\treturn [];\n\t\t}\n\n\t\treturn eventListeners.map(fn => {\n\t\t\treturn fn.call(this, data);\n\t\t});\n\t}\n\n\t/**\n\t * Fires an event and returns a promise that will resolve once all listeners have resolved.\n\t *\n\t * @param eventName the event to fire\n\t * @param data optional data to pass to each event listener\n\t * @returns {Promise} a promise that will resolve when all listeners have resolved\n\t */\n\tfireEventAsync(eventName: string, data: EventListenerParam) {\n\t\treturn Promise.all(this.fireEvent(eventName, data));\n\t}\n\n\tisHandlerAttached(eventName: string, fnFunction: (param: EventListenerParam) => EventListenerReturn) {\n\t\tconst eventRegistry = this._eventRegistry;\n\t\tconst eventListeners = eventRegistry.get(eventName);\n\n\t\tif (!eventListeners) {\n\t\t\treturn false;\n\t\t}\n\n\t\treturn eventListeners.includes(fnFunction);\n\t}\n\n\thasListeners(eventName: string) {\n\t\treturn !!this._eventRegistry.get(eventName);\n\t}\n}\n\nexport default EventProvider;\n"],
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  "names": ["EventProvider", "eventName", "fnFunction", "eventRegistry", "eventListeners", "indexOfFnToDetach", "data", "fn"]
}