86 lines
3.6 KiB
JavaScript
86 lines
3.6 KiB
JavaScript
import { __extends } from "tslib";
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import { Observable } from "../../utilities/index.js";
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import { ApolloLink } from "../core/index.js";
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export function onError(errorHandler) {
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return new ApolloLink(function (operation, forward) {
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return new Observable(function (observer) {
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var sub;
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var retriedSub;
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var retriedResult;
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try {
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sub = forward(operation).subscribe({
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next: function (result) {
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if (result.errors) {
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retriedResult = errorHandler({
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graphQLErrors: result.errors,
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response: result,
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operation: operation,
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forward: forward,
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});
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if (retriedResult) {
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retriedSub = retriedResult.subscribe({
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next: observer.next.bind(observer),
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error: observer.error.bind(observer),
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complete: observer.complete.bind(observer),
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});
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return;
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}
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}
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observer.next(result);
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},
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error: function (networkError) {
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retriedResult = errorHandler({
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operation: operation,
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networkError: networkError,
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//Network errors can return GraphQL errors on for example a 403
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graphQLErrors: networkError &&
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networkError.result &&
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networkError.result.errors,
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forward: forward,
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});
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if (retriedResult) {
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retriedSub = retriedResult.subscribe({
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next: observer.next.bind(observer),
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error: observer.error.bind(observer),
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complete: observer.complete.bind(observer),
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});
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return;
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}
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observer.error(networkError);
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},
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complete: function () {
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// disable the previous sub from calling complete on observable
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// if retry is in flight.
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if (!retriedResult) {
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observer.complete.bind(observer)();
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}
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},
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});
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}
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catch (e) {
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errorHandler({ networkError: e, operation: operation, forward: forward });
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observer.error(e);
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}
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return function () {
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if (sub)
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sub.unsubscribe();
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if (retriedSub)
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sub.unsubscribe();
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};
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});
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});
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}
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var ErrorLink = /** @class */ (function (_super) {
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__extends(ErrorLink, _super);
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function ErrorLink(errorHandler) {
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var _this = _super.call(this) || this;
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_this.link = onError(errorHandler);
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return _this;
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}
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ErrorLink.prototype.request = function (operation, forward) {
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return this.link.request(operation, forward);
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};
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return ErrorLink;
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}(ApolloLink));
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export { ErrorLink };
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//# sourceMappingURL=index.js.map
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