CHIEFSOFT\ameye
1 line
7.9 KiB
JSON
1 line
7.9 KiB
JSON
{"ast":null,"code":"import { Observable } from '../Observable';\nimport { isArray } from '../util/isArray';\nimport { isFunction } from '../util/isFunction';\nimport { map } from '../operators/map';\n\nconst toString = (() => Object.prototype.toString)();\n\nexport function fromEvent(target, eventName, options, resultSelector) {\n if (isFunction(options)) {\n resultSelector = options;\n options = undefined;\n }\n\n if (resultSelector) {\n return fromEvent(target, eventName, options).pipe(map(args => isArray(args) ? resultSelector(...args) : resultSelector(args)));\n }\n\n return new Observable(subscriber => {\n function handler(e) {\n if (arguments.length > 1) {\n subscriber.next(Array.prototype.slice.call(arguments));\n } else {\n subscriber.next(e);\n }\n }\n\n setupSubscription(target, eventName, handler, subscriber, options);\n });\n}\n\nfunction setupSubscription(sourceObj, eventName, handler, subscriber, options) {\n let unsubscribe;\n\n if (isEventTarget(sourceObj)) {\n const source = sourceObj;\n sourceObj.addEventListener(eventName, handler, options);\n\n unsubscribe = () => source.removeEventListener(eventName, handler, options);\n } else if (isJQueryStyleEventEmitter(sourceObj)) {\n const source = sourceObj;\n sourceObj.on(eventName, handler);\n\n unsubscribe = () => source.off(eventName, handler);\n } else if (isNodeStyleEventEmitter(sourceObj)) {\n const source = sourceObj;\n sourceObj.addListener(eventName, handler);\n\n unsubscribe = () => source.removeListener(eventName, handler);\n } else if (sourceObj && sourceObj.length) {\n for (let i = 0, len = sourceObj.length; i < len; i++) {\n setupSubscription(sourceObj[i], eventName, handler, subscriber, options);\n }\n } else {\n throw new TypeError('Invalid event target');\n }\n\n subscriber.add(unsubscribe);\n}\n\nfunction isNodeStyleEventEmitter(sourceObj) {\n return sourceObj && typeof sourceObj.addListener === 'function' && typeof sourceObj.removeListener === 'function';\n}\n\nfunction isJQueryStyleEventEmitter(sourceObj) {\n return sourceObj && typeof sourceObj.on === 'function' && typeof sourceObj.off === 'function';\n}\n\nfunction isEventTarget(sourceObj) {\n return sourceObj && typeof sourceObj.addEventListener === 'function' && typeof sourceObj.removeEventListener === 'function';\n}","map":{"version":3,"names":["Observable","isArray","isFunction","map","toString","Object","prototype","fromEvent","target","eventName","options","resultSelector","undefined","pipe","args","subscriber","handler","e","arguments","length","next","Array","slice","call","setupSubscription","sourceObj","unsubscribe","isEventTarget","source","addEventListener","removeEventListener","isJQueryStyleEventEmitter","on","off","isNodeStyleEventEmitter","addListener","removeListener","i","len","TypeError","add"],"sources":["D:/MobileDev/WRB/WrenchBoard2023a/node_modules/rxjs/_esm2015/internal/observable/fromEvent.js"],"sourcesContent":["import { Observable } from '../Observable';\nimport { isArray } from '../util/isArray';\nimport { isFunction } from '../util/isFunction';\nimport { map } from '../operators/map';\nconst toString = (() => Object.prototype.toString)();\nexport function fromEvent(target, eventName, options, resultSelector) {\n if (isFunction(options)) {\n resultSelector = options;\n options = undefined;\n }\n if (resultSelector) {\n return fromEvent(target, eventName, options).pipe(map(args => isArray(args) ? 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