apollo-link-context/lib/index.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var apollo_link_1 = require("apollo-link");
function setContext(setter) {
    return new apollo_link_1.ApolloLink(function (operation, forward) {
        var request = tslib_1.__rest(operation, []);
        return new apollo_link_1.Observable(function (observer) {
            var handle;
            Promise.resolve(request)
                .then(function (req) { return setter(req, operation.getContext()); })
                .then(operation.setContext)
                .then(function () {
                handle = forward(operation).subscribe({
                    next: observer.next.bind(observer),
                    error: observer.error.bind(observer),
                    complete: observer.complete.bind(observer),
                });
            })
                .catch(observer.error.bind(observer));
            return function () {
                if (handle)
                    handle.unsubscribe();
            };
        });
    });
}
exports.setContext = setContext;
//# sourceMappingURL=index.js.map