most-proxy
Version:
Circular Dependencies for most.js
52 lines • 1.98 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var most_1 = require("most");
var multicast_1 = require("@most/multicast");
var ProxyDisposable_1 = require("./ProxyDisposable");
var neverSource = most_1.never().source;
var ProxySource = (function (_super) {
__extends(ProxySource, _super);
function ProxySource() {
var _this = _super.call(this, neverSource) || this;
// ProxySource specific
_this.attached = false;
_this.running = false;
_this.sinks = [];
return _this;
}
ProxySource.prototype.run = function (sink, scheduler) {
this.add(sink);
if (this.attached && !this.running) {
this.running = true;
this._disposable = this.source.run(this, scheduler);
return this._disposable;
}
return new ProxyDisposable_1.ProxyDisposable(this, sink);
};
ProxySource.prototype.attach = function (source) {
if (this.attached)
throw new Error('Can only proxy 1 stream');
this.attached = true;
if (this.sinks.length)
this._disposable = source.run(this, most_1.defaultScheduler);
else
this.source = source;
};
ProxySource.prototype.end = function (time, value) {
this.attached = false;
this.running = false;
return _super.prototype.end.call(this, time, value);
};
return ProxySource;
}(multicast_1.MulticastSource));
exports.ProxySource = ProxySource;
//# sourceMappingURL=ProxySource.js.map