90 lines
3.3 KiB
JavaScript
90 lines
3.3 KiB
JavaScript
"use strict";
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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import http from "http";
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import https from "https";
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import { URL } from "url";
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import { Logger } from "@ethersproject/logger";
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import { version } from "./_version";
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const logger = new Logger(version);
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function getResponse(request) {
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return new Promise((resolve, reject) => {
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request.once("response", (resp) => {
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const response = {
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statusCode: resp.statusCode,
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statusMessage: resp.statusMessage,
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headers: Object.keys(resp.headers).reduce((accum, name) => {
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let value = resp.headers[name];
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if (Array.isArray(value)) {
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value = value.join(", ");
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}
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accum[name] = value;
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return accum;
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}, {}),
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body: null
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};
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resp.setEncoding("utf8");
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resp.on("data", (chunk) => {
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if (response.body == null) {
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response.body = "";
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}
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response.body += chunk;
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});
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resp.on("end", () => {
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resolve(response);
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});
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resp.on("error", (error) => {
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error.response = response;
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reject(error);
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});
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});
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request.on("error", (error) => { reject(error); });
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});
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}
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export function getUrl(href, options) {
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return __awaiter(this, void 0, void 0, function* () {
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if (options == null) {
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options = {};
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}
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// @TODO: Once we drop support for node 8, we can pass the href
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// firectly into request and skip adding the components
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// to this request object
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const url = new URL(href);
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const request = {
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protocol: url.protocol,
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hostname: url.hostname,
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port: url.port,
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path: (url.pathname + url.search),
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method: (options.method || "GET"),
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headers: (options.headers || {}),
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};
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let req = null;
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switch (url.protocol) {
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case "http:":
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req = http.request(request);
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break;
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case "https:":
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req = https.request(request);
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break;
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default:
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logger.throwError(`unsupported protocol ${url.protocol}`, Logger.errors.UNSUPPORTED_OPERATION, {
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protocol: url.protocol,
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operation: "request"
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});
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}
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if (options.body) {
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req.write(options.body);
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}
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req.end();
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const response = yield getResponse(req);
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return response;
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});
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}
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