/** PURE_IMPORTS_START _ReplaySubject PURE_IMPORTS_END */
|
import { ReplaySubject } from '../ReplaySubject';
|
export function shareReplay(configOrBufferSize, windowTime, scheduler) {
|
var config;
|
if (configOrBufferSize && typeof configOrBufferSize === 'object') {
|
config = configOrBufferSize;
|
}
|
else {
|
config = {
|
bufferSize: configOrBufferSize,
|
windowTime: windowTime,
|
refCount: false,
|
scheduler: scheduler,
|
};
|
}
|
return function (source) { return source.lift(shareReplayOperator(config)); };
|
}
|
function shareReplayOperator(_a) {
|
var _b = _a.bufferSize, bufferSize = _b === void 0 ? Number.POSITIVE_INFINITY : _b, _c = _a.windowTime, windowTime = _c === void 0 ? Number.POSITIVE_INFINITY : _c, useRefCount = _a.refCount, scheduler = _a.scheduler;
|
var subject;
|
var refCount = 0;
|
var subscription;
|
var hasError = false;
|
var isComplete = false;
|
return function shareReplayOperation(source) {
|
refCount++;
|
var innerSub;
|
if (!subject || hasError) {
|
hasError = false;
|
subject = new ReplaySubject(bufferSize, windowTime, scheduler);
|
innerSub = subject.subscribe(this);
|
subscription = source.subscribe({
|
next: function (value) {
|
subject.next(value);
|
},
|
error: function (err) {
|
hasError = true;
|
subject.error(err);
|
},
|
complete: function () {
|
isComplete = true;
|
subscription = undefined;
|
subject.complete();
|
},
|
});
|
if (isComplete) {
|
subscription = undefined;
|
}
|
}
|
else {
|
innerSub = subject.subscribe(this);
|
}
|
this.add(function () {
|
refCount--;
|
innerSub.unsubscribe();
|
innerSub = undefined;
|
if (subscription && !isComplete && useRefCount && refCount === 0) {
|
subscription.unsubscribe();
|
subscription = undefined;
|
subject = undefined;
|
}
|
});
|
};
|
}
|
//# sourceMappingURL=shareReplay.js.map
|
