catchError.js 1.12 KB
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.catchError = void 0;
var innerFrom_1 = require("../observable/innerFrom");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
var lift_1 = require("../util/lift");
function catchError(selector) {
    return lift_1.operate(function (source, subscriber) {
        var innerSub = null;
        var syncUnsub = false;
        var handledResult;
        innerSub = source.subscribe(OperatorSubscriber_1.createOperatorSubscriber(subscriber, undefined, undefined, function (err) {
            handledResult = innerFrom_1.innerFrom(selector(err, catchError(selector)(source)));
            if (innerSub) {
                innerSub.unsubscribe();
                innerSub = null;
                handledResult.subscribe(subscriber);
            }
            else {
                syncUnsub = true;
            }
        }));
        if (syncUnsub) {
            innerSub.unsubscribe();
            innerSub = null;
            handledResult.subscribe(subscriber);
        }
    });
}
exports.catchError = catchError;
//# sourceMappingURL=catchError.js.map