141 lines
4.3 KiB
JavaScript
141 lines
4.3 KiB
JavaScript
import { isPlainObject } from "./is-plain-object.js";
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import { RequestError } from "@octokit/request-error";
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import getBuffer from "./get-buffer-response.js";
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function fetchWrapper(requestOptions) {
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const log = requestOptions.request && requestOptions.request.log ? requestOptions.request.log : console;
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const parseSuccessResponseBody = requestOptions.request?.parseSuccessResponseBody !== false;
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if (isPlainObject(requestOptions.body) || Array.isArray(requestOptions.body)) {
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requestOptions.body = JSON.stringify(requestOptions.body);
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}
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let headers = {};
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let status;
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let url;
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let { fetch } = globalThis;
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if (requestOptions.request?.fetch) {
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fetch = requestOptions.request.fetch;
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}
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if (!fetch) {
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throw new Error(
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"fetch is not set. Please pass a fetch implementation as new Octokit({ request: { fetch }}). Learn more at https://github.com/octokit/octokit.js/#fetch-missing"
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);
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}
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return fetch(requestOptions.url, {
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method: requestOptions.method,
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body: requestOptions.body,
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redirect: requestOptions.request?.redirect,
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headers: requestOptions.headers,
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signal: requestOptions.request?.signal,
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// duplex must be set if request.body is ReadableStream or Async Iterables.
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// See https://fetch.spec.whatwg.org/#dom-requestinit-duplex.
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...requestOptions.body && { duplex: "half" }
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}).then(async (response) => {
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url = response.url;
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status = response.status;
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for (const keyAndValue of response.headers) {
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headers[keyAndValue[0]] = keyAndValue[1];
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}
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if ("deprecation" in headers) {
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const matches = headers.link && headers.link.match(/<([^>]+)>; rel="deprecation"/);
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const deprecationLink = matches && matches.pop();
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log.warn(
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`[@octokit/request] "${requestOptions.method} ${requestOptions.url}" is deprecated. It is scheduled to be removed on ${headers.sunset}${deprecationLink ? `. See ${deprecationLink}` : ""}`
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);
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}
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if (status === 204 || status === 205) {
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return;
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}
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if (requestOptions.method === "HEAD") {
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if (status < 400) {
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return;
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}
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throw new RequestError(response.statusText, status, {
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response: {
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url,
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status,
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headers,
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data: void 0
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},
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request: requestOptions
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});
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}
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if (status === 304) {
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throw new RequestError("Not modified", status, {
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response: {
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url,
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status,
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headers,
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data: await getResponseData(response)
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},
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request: requestOptions
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});
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}
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if (status >= 400) {
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const data = await getResponseData(response);
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const error = new RequestError(toErrorMessage(data), status, {
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response: {
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url,
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status,
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headers,
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data
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},
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request: requestOptions
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});
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throw error;
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}
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return parseSuccessResponseBody ? await getResponseData(response) : response.body;
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}).then((data) => {
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return {
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status,
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url,
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headers,
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data
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};
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}).catch((error) => {
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if (error instanceof RequestError)
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throw error;
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else if (error.name === "AbortError")
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throw error;
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let message = error.message;
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if (error.name === "TypeError" && "cause" in error) {
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if (error.cause instanceof Error) {
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message = error.cause.message;
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} else if (typeof error.cause === "string") {
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message = error.cause;
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}
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}
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throw new RequestError(message, 500, {
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request: requestOptions
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});
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});
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}
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async function getResponseData(response) {
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const contentType = response.headers.get("content-type");
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if (/application\/json/.test(contentType)) {
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return response.json().catch(() => response.text()).catch(() => "");
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}
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if (!contentType || /^text\/|charset=utf-8$/.test(contentType)) {
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return response.text();
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}
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return getBuffer(response);
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}
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function toErrorMessage(data) {
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if (typeof data === "string")
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return data;
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let suffix;
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if ("documentation_url" in data) {
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suffix = ` - ${data.documentation_url}`;
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} else {
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suffix = "";
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}
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if ("message" in data) {
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if (Array.isArray(data.errors)) {
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return `${data.message}: ${data.errors.map(JSON.stringify).join(", ")}${suffix}`;
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}
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return `${data.message}${suffix}`;
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}
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return `Unknown error: ${JSON.stringify(data)}`;
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}
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export {
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fetchWrapper as default
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};
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