webserv/src/core/middleware/proxy.js

a quick, flexible, fully typed development server

(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define(["require", "exports", "../util/createProxy", "../log"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    const createProxy_1 = require("../util/createProxy");
    const log_1 = require("../log");
    function defaultProxyCallback(error) {
        if (error) {
            log_1.log.error(error.message);
            return Promise.reject(error);
        }
    }
    exports.proxy = ({ proxy, baseUrl, onProxyCallback = defaultProxyCallback }) => {
        proxy = proxy || createProxy_1.createProxy({ target: baseUrl });
        return (request, response) => {
            if (response.finished) {
                return;
            }
            return new Promise((resolve) => {
                log_1.log.debug(`proxying to ${request.url}`);
                proxy.web(request, response, {}, (error, request, result) => {
                    resolve(onProxyCallback(error, request, result));
                });
            });
        };
    };
});
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