| 1 | 'use strict';
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| 2 |
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| 3 | Object.defineProperty(exports, '__esModule', { value: true });
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| 4 |
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| 5 | var tslib = require('tslib');
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| 6 | var graphql = require('graphql');
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| 7 | var core = require('../core');
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| 8 | var utilities = require('../../utilities');
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| 9 | var errors = require('../../errors');
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| 10 |
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| 11 | function isLikeCloseEvent(val) {
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| 12 | return utilities.isNonNullObject(val) && 'code' in val && 'reason' in val;
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| 13 | }
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| 14 | var GraphQLWsLink = (function (_super) {
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| 15 | tslib.__extends(GraphQLWsLink, _super);
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| 16 | function GraphQLWsLink(client) {
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| 17 | var _this = _super.call(this) || this;
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| 18 | _this.client = client;
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| 19 | return _this;
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| 20 | }
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| 21 | GraphQLWsLink.prototype.request = function (operation) {
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| 22 | var _this = this;
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| 23 | return new utilities.Observable(function (observer) {
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| 24 | return _this.client.subscribe(tslib.__assign(tslib.__assign({}, operation), { query: graphql.print(operation.query) }), {
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| 25 | next: observer.next.bind(observer),
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| 26 | complete: observer.complete.bind(observer),
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| 27 | error: function (err) {
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| 28 | if (err instanceof Error) {
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| 29 | return observer.error(err);
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| 30 | }
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| 31 | if (isLikeCloseEvent(err)) {
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| 32 | return observer.error(new Error("Socket closed with event ".concat(err.code, " ").concat(err.reason || "")));
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| 33 | }
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| 34 | return observer.error(new errors.ApolloError({
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| 35 | graphQLErrors: Array.isArray(err) ? err : [err],
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| 36 | }));
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| 37 | },
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| 38 | });
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| 39 | });
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| 40 | };
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| 41 | return GraphQLWsLink;
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| 42 | }(core.ApolloLink));
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| 43 |
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| 44 | exports.GraphQLWsLink = GraphQLWsLink;
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| 45 |
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