67 lines
2.3 KiB
JavaScript
67 lines
2.3 KiB
JavaScript
|
"use strict";
|
||
|
|
var Observable_1 = require('./Observable');
|
||
|
|
var Notification = (function () {
|
||
|
|
function Notification(kind, value, exception) {
|
||
|
|
this.kind = kind;
|
||
|
|
this.value = value;
|
||
|
|
this.exception = exception;
|
||
|
|
this.hasValue = kind === 'N';
|
||
|
|
}
|
||
|
|
Notification.prototype.observe = function (observer) {
|
||
|
|
switch (this.kind) {
|
||
|
|
case 'N':
|
||
|
|
return observer.next && observer.next(this.value);
|
||
|
|
case 'E':
|
||
|
|
return observer.error && observer.error(this.exception);
|
||
|
|
case 'C':
|
||
|
|
return observer.complete && observer.complete();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
Notification.prototype.do = function (next, error, complete) {
|
||
|
|
var kind = this.kind;
|
||
|
|
switch (kind) {
|
||
|
|
case 'N':
|
||
|
|
return next && next(this.value);
|
||
|
|
case 'E':
|
||
|
|
return error && error(this.exception);
|
||
|
|
case 'C':
|
||
|
|
return complete && complete();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
Notification.prototype.accept = function (nextOrObserver, error, complete) {
|
||
|
|
if (nextOrObserver && typeof nextOrObserver.next === 'function') {
|
||
|
|
return this.observe(nextOrObserver);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return this.do(nextOrObserver, error, complete);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
Notification.prototype.toObservable = function () {
|
||
|
|
var kind = this.kind;
|
||
|
|
switch (kind) {
|
||
|
|
case 'N':
|
||
|
|
return Observable_1.Observable.of(this.value);
|
||
|
|
case 'E':
|
||
|
|
return Observable_1.Observable.throw(this.exception);
|
||
|
|
case 'C':
|
||
|
|
return Observable_1.Observable.empty();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
Notification.createNext = function (value) {
|
||
|
|
if (typeof value !== 'undefined') {
|
||
|
|
return new Notification('N', value);
|
||
|
|
}
|
||
|
|
return this.undefinedValueNotification;
|
||
|
|
};
|
||
|
|
Notification.createError = function (err) {
|
||
|
|
return new Notification('E', undefined, err);
|
||
|
|
};
|
||
|
|
Notification.createComplete = function () {
|
||
|
|
return this.completeNotification;
|
||
|
|
};
|
||
|
|
Notification.completeNotification = new Notification('C');
|
||
|
|
Notification.undefinedValueNotification = new Notification('N', undefined);
|
||
|
|
return Notification;
|
||
|
|
}());
|
||
|
|
exports.Notification = Notification;
|
||
|
|
//# sourceMappingURL=Notification.js.map
|