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230 lines
6.5 KiB
230 lines
6.5 KiB
'use strict';
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const destr = require('destr');
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const ufo = require('ufo');
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class FetchError extends Error {
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constructor() {
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super(...arguments);
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this.name = "FetchError";
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}
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}
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function createFetchError(request, error, response) {
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let message = "";
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if (error) {
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message = error.message;
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}
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if (request && response) {
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message = `${message} (${response.status} ${response.statusText} (${request.toString()}))`;
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} else if (request) {
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message = `${message} (${request.toString()})`;
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}
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const fetchError = new FetchError(message);
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Object.defineProperty(fetchError, "request", {
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get() {
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return request;
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}
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});
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Object.defineProperty(fetchError, "response", {
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get() {
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return response;
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}
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});
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Object.defineProperty(fetchError, "data", {
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get() {
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return response && response._data;
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}
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});
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Object.defineProperty(fetchError, "status", {
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get() {
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return response && response.status;
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}
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});
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Object.defineProperty(fetchError, "statusText", {
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get() {
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return response && response.statusText;
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}
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});
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Object.defineProperty(fetchError, "statusCode", {
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get() {
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return response && response.status;
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}
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});
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Object.defineProperty(fetchError, "statusMessage", {
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get() {
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return response && response.statusText;
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}
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});
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return fetchError;
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}
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const payloadMethods = new Set(
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Object.freeze(["PATCH", "POST", "PUT", "DELETE"])
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);
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function isPayloadMethod(method = "GET") {
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return payloadMethods.has(method.toUpperCase());
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}
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function isJSONSerializable(value) {
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if (value === void 0) {
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return false;
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}
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const t = typeof value;
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if (t === "string" || t === "number" || t === "boolean" || t === null) {
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return true;
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}
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if (t !== "object") {
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return false;
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}
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if (Array.isArray(value)) {
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return true;
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}
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return value.constructor && value.constructor.name === "Object" || typeof value.toJSON === "function";
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}
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const textTypes = /* @__PURE__ */ new Set([
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"image/svg",
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"application/xml",
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"application/xhtml",
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"application/html"
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]);
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const JSON_RE = /^application\/(?:[\w!#$%&*.^`~-]*\+)?json(;.+)?$/i;
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function detectResponseType(_contentType = "") {
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if (!_contentType) {
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return "json";
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}
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const contentType = _contentType.split(";").shift() || "";
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if (JSON_RE.test(contentType)) {
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return "json";
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}
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if (textTypes.has(contentType) || contentType.startsWith("text/")) {
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return "text";
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}
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return "blob";
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}
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const retryStatusCodes = /* @__PURE__ */ new Set([
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408,
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// Request Timeout
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409,
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// Conflict
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425,
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// Too Early
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429,
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// Too Many Requests
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500,
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// Internal Server Error
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502,
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// Bad Gateway
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503,
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// Service Unavailable
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504
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// Gateway Timeout
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]);
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function createFetch(globalOptions) {
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const { fetch, Headers } = globalOptions;
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function onError(context) {
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const isAbort = context.error && context.error.name === "AbortError" || false;
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if (context.options.retry !== false && !isAbort) {
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let retries;
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if (typeof context.options.retry === "number") {
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retries = context.options.retry;
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} else {
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retries = isPayloadMethod(context.options.method) ? 0 : 1;
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}
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const responseCode = context.response && context.response.status || 500;
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if (retries > 0 && retryStatusCodes.has(responseCode)) {
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return $fetchRaw(context.request, {
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...context.options,
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retry: retries - 1
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});
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}
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}
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const error = createFetchError(
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context.request,
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context.error,
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context.response
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);
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if (Error.captureStackTrace) {
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Error.captureStackTrace(error, $fetchRaw);
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}
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throw error;
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}
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const $fetchRaw = async function $fetchRaw2(_request, _options = {}) {
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const context = {
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request: _request,
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options: { ...globalOptions.defaults, ..._options },
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response: void 0,
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error: void 0
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};
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if (context.options.onRequest) {
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await context.options.onRequest(context);
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}
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if (typeof context.request === "string") {
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if (context.options.baseURL) {
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context.request = ufo.withBase(context.request, context.options.baseURL);
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}
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if (context.options.query || context.options.params) {
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context.request = ufo.withQuery(context.request, {
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...context.options.params,
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...context.options.query
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});
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}
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if (context.options.body && isPayloadMethod(context.options.method) && isJSONSerializable(context.options.body)) {
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context.options.body = typeof context.options.body === "string" ? context.options.body : JSON.stringify(context.options.body);
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context.options.headers = new Headers(context.options.headers);
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if (!context.options.headers.has("content-type")) {
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context.options.headers.set("content-type", "application/json");
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}
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if (!context.options.headers.has("accept")) {
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context.options.headers.set("accept", "application/json");
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}
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}
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}
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context.response = await fetch(
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context.request,
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context.options
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).catch(async (error) => {
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context.error = error;
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if (context.options.onRequestError) {
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await context.options.onRequestError(context);
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}
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return onError(context);
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});
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const responseType = (context.options.parseResponse ? "json" : context.options.responseType) || detectResponseType(context.response.headers.get("content-type") || "");
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if (responseType === "json") {
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const data = await context.response.text();
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const parseFunction = context.options.parseResponse || destr;
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context.response._data = parseFunction(data);
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} else if (responseType === "stream") {
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context.response._data = context.response.body;
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} else {
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context.response._data = await context.response[responseType]();
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}
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if (context.options.onResponse) {
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await context.options.onResponse(context);
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}
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if (context.response.status >= 400 && context.response.status < 600) {
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if (context.options.onResponseError) {
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await context.options.onResponseError(context);
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}
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return onError(context);
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}
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return context.response;
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};
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const $fetch = function $fetch2(request, options) {
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return $fetchRaw(request, options).then((r) => r._data);
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};
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$fetch.raw = $fetchRaw;
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$fetch.native = fetch;
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$fetch.create = (defaultOptions = {}) => createFetch({
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...globalOptions,
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defaults: {
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...globalOptions.defaults,
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...defaultOptions
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}
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});
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return $fetch;
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}
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exports.FetchError = FetchError;
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exports.createFetch = createFetch;
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exports.createFetchError = createFetchError;
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