@graphql-tools/executor-apollo-link/cjs/index.js

A set of utils for faster development of GraphQL tools

"use strict";
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
exports.ExecutorLink = void 0;
const tslib_1 = require("tslib");
const apolloImport = tslib_1.__importStar(require("@apollo/client"));
const utils_1 = require("@graphql-tools/utils");
const apollo = (_a = apolloImport === null || apolloImport === void 0 ? void 0 : apolloImport.default) !== null && _a !== void 0 ? _a : apolloImport;
function createApolloRequestHandler(executor) {
    return function ApolloRequestHandler(operation) {
        return new apollo.Observable(observer => {
            const executionRequest = {
                document: operation.query,
                variables: operation.variables,
                operationName: operation.operationName,
                extensions: operation.extensions,
                context: operation.getContext(),
            };
            Promise.resolve(executor(executionRequest))
                .then(async (results) => {
                if ((0, utils_1.isAsyncIterable)(results)) {
                    for await (const result of results) {
                        if (observer.closed) {
                            return;
                        }
                        observer.next(result);
                    }
                    observer.complete();
                }
                else if (!observer.closed) {
                    observer.next(results);
                    observer.complete();
                }
            })
                .catch(error => {
                if (!observer.closed) {
                    observer.error(error);
                }
            });
        });
    };
}
class ExecutorLink extends apollo.ApolloLink {
    constructor(executor) {
        super(createApolloRequestHandler(executor));
    }
}
exports.ExecutorLink = ExecutorLink;