34 lines
No EOL
1.3 KiB
JavaScript
34 lines
No EOL
1.3 KiB
JavaScript
"use strict";
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
var Observable_1 = require("../Observable");
|
|
var isArray_1 = require("../util/isArray");
|
|
var isFunction_1 = require("../util/isFunction");
|
|
var map_1 = require("../operators/map");
|
|
function fromEventPattern(addHandler, removeHandler, resultSelector) {
|
|
if (resultSelector) {
|
|
return fromEventPattern(addHandler, removeHandler).pipe(map_1.map(function (args) { return isArray_1.isArray(args) ? resultSelector.apply(void 0, args) : resultSelector(args); }));
|
|
}
|
|
return new Observable_1.Observable(function (subscriber) {
|
|
var handler = function () {
|
|
var e = [];
|
|
for (var _i = 0; _i < arguments.length; _i++) {
|
|
e[_i] = arguments[_i];
|
|
}
|
|
return subscriber.next(e.length === 1 ? e[0] : e);
|
|
};
|
|
var retValue;
|
|
try {
|
|
retValue = addHandler(handler);
|
|
}
|
|
catch (err) {
|
|
subscriber.error(err);
|
|
return undefined;
|
|
}
|
|
if (!isFunction_1.isFunction(removeHandler)) {
|
|
return undefined;
|
|
}
|
|
return function () { return removeHandler(handler, retValue); };
|
|
});
|
|
}
|
|
exports.fromEventPattern = fromEventPattern;
|
|
//# sourceMappingURL=fromEventPattern.js.map
|