Add extracted source directory and README navigation

extracted-source/node_modules/@smithy/fetch-http-handler/dist-cjs/index.js

@@ -0,0 +1,264 @@
+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __getOwnPropNames = Object.getOwnPropertyNames;
+var __hasOwnProp = Object.prototype.hasOwnProperty;
+var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
+var __export = (target, all) => {
+  for (var name in all)
+    __defProp(target, name, { get: all[name], enumerable: true });
+};
+var __copyProps = (to, from, except, desc) => {
+  if (from && typeof from === "object" || typeof from === "function") {
+    for (let key of __getOwnPropNames(from))
+      if (!__hasOwnProp.call(to, key) && key !== except)
+        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
+  }
+  return to;
+};
+var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
+
+// src/index.ts
+var src_exports = {};
+__export(src_exports, {
+  FetchHttpHandler: () => FetchHttpHandler,
+  keepAliveSupport: () => keepAliveSupport,
+  streamCollector: () => streamCollector
+});
+module.exports = __toCommonJS(src_exports);
+
+// src/fetch-http-handler.ts
+var import_protocol_http = require("@smithy/protocol-http");
+var import_querystring_builder = require("@smithy/querystring-builder");
+
+// src/create-request.ts
+function createRequest(url, requestOptions) {
+  return new Request(url, requestOptions);
+}
+__name(createRequest, "createRequest");
+
+// src/request-timeout.ts
+function requestTimeout(timeoutInMs = 0) {
+  return new Promise((resolve, reject) => {
+    if (timeoutInMs) {
+      setTimeout(() => {
+        const timeoutError = new Error(`Request did not complete within ${timeoutInMs} ms`);
+        timeoutError.name = "TimeoutError";
+        reject(timeoutError);
+      }, timeoutInMs);
+    }
+  });
+}
+__name(requestTimeout, "requestTimeout");
+
+// src/fetch-http-handler.ts
+var keepAliveSupport = {
+  supported: void 0
+};
+var FetchHttpHandler = class _FetchHttpHandler {
+  static {
+    __name(this, "FetchHttpHandler");
+  }
+  /**
+   * @returns the input if it is an HttpHandler of any class,
+   * or instantiates a new instance of this handler.
+   */
+  static create(instanceOrOptions) {
+    if (typeof instanceOrOptions?.handle === "function") {
+      return instanceOrOptions;
+    }
+    return new _FetchHttpHandler(instanceOrOptions);
+  }
+  constructor(options) {
+    if (typeof options === "function") {
+      this.configProvider = options().then((opts) => opts || {});
+    } else {
+      this.config = options ?? {};
+      this.configProvider = Promise.resolve(this.config);
+    }
+    if (keepAliveSupport.supported === void 0) {
+      keepAliveSupport.supported = Boolean(
+        typeof Request !== "undefined" && "keepalive" in createRequest("https://[::1]")
+      );
+    }
+  }
+  destroy() {
+  }
+  async handle(request, { abortSignal } = {}) {
+    if (!this.config) {
+      this.config = await this.configProvider;
+    }
+    const requestTimeoutInMs = this.config.requestTimeout;
+    const keepAlive = this.config.keepAlive === true;
+    const credentials = this.config.credentials;
+    if (abortSignal?.aborted) {
+      const abortError = new Error("Request aborted");
+      abortError.name = "AbortError";
+      return Promise.reject(abortError);
+    }
+    let path = request.path;
+    const queryString = (0, import_querystring_builder.buildQueryString)(request.query || {});
+    if (queryString) {
+      path += `?${queryString}`;
+    }
+    if (request.fragment) {
+      path += `#${request.fragment}`;
+    }
+    let auth = "";
+    if (request.username != null || request.password != null) {
+      const username = request.username ?? "";
+      const password = request.password ?? "";
+      auth = `${username}:${password}@`;
+    }
+    const { port, method } = request;
+    const url = `${request.protocol}//${auth}${request.hostname}${port ? `:${port}` : ""}${path}`;
+    const body = method === "GET" || method === "HEAD" ? void 0 : request.body;
+    const requestOptions = {
+      body,
+      headers: new Headers(request.headers),
+      method,
+      credentials
+    };
+    if (this.config?.cache) {
+      requestOptions.cache = this.config.cache;
+    }
+    if (body) {
+      requestOptions.duplex = "half";
+    }
+    if (typeof AbortController !== "undefined") {
+      requestOptions.signal = abortSignal;
+    }
+    if (keepAliveSupport.supported) {
+      requestOptions.keepalive = keepAlive;
+    }
+    if (typeof this.config.requestInit === "function") {
+      Object.assign(requestOptions, this.config.requestInit(request));
+    }
+    let removeSignalEventListener = /* @__PURE__ */ __name(() => {
+    }, "removeSignalEventListener");
+    const fetchRequest = createRequest(url, requestOptions);
+    const raceOfPromises = [
+      fetch(fetchRequest).then((response) => {
+        const fetchHeaders = response.headers;
+        const transformedHeaders = {};
+        for (const pair of fetchHeaders.entries()) {
+          transformedHeaders[pair[0]] = pair[1];
+        }
+        const hasReadableStream = response.body != void 0;
+        if (!hasReadableStream) {
+          return response.blob().then((body2) => ({
+            response: new import_protocol_http.HttpResponse({
+              headers: transformedHeaders,
+              reason: response.statusText,
+              statusCode: response.status,
+              body: body2
+            })
+          }));
+        }
+        return {
+          response: new import_protocol_http.HttpResponse({
+            headers: transformedHeaders,
+            reason: response.statusText,
+            statusCode: response.status,
+            body: response.body
+          })
+        };
+      }),
+      requestTimeout(requestTimeoutInMs)
+    ];
+    if (abortSignal) {
+      raceOfPromises.push(
+        new Promise((resolve, reject) => {
+          const onAbort = /* @__PURE__ */ __name(() => {
+            const abortError = new Error("Request aborted");
+            abortError.name = "AbortError";
+            reject(abortError);
+          }, "onAbort");
+          if (typeof abortSignal.addEventListener === "function") {
+            const signal = abortSignal;
+            signal.addEventListener("abort", onAbort, { once: true });
+            removeSignalEventListener = /* @__PURE__ */ __name(() => signal.removeEventListener("abort", onAbort), "removeSignalEventListener");
+          } else {
+            abortSignal.onabort = onAbort;
+          }
+        })
+      );
+    }
+    return Promise.race(raceOfPromises).finally(removeSignalEventListener);
+  }
+  updateHttpClientConfig(key, value) {
+    this.config = void 0;
+    this.configProvider = this.configProvider.then((config) => {
+      config[key] = value;
+      return config;
+    });
+  }
+  httpHandlerConfigs() {
+    return this.config ?? {};
+  }
+};
+
+// src/stream-collector.ts
+var import_util_base64 = require("@smithy/util-base64");
+var streamCollector = /* @__PURE__ */ __name(async (stream) => {
+  if (typeof Blob === "function" && stream instanceof Blob || stream.constructor?.name === "Blob") {
+    if (Blob.prototype.arrayBuffer !== void 0) {
+      return new Uint8Array(await stream.arrayBuffer());
+    }
+    return collectBlob(stream);
+  }
+  return collectStream(stream);
+}, "streamCollector");
+async function collectBlob(blob) {
+  const base64 = await readToBase64(blob);
+  const arrayBuffer = (0, import_util_base64.fromBase64)(base64);
+  return new Uint8Array(arrayBuffer);
+}
+__name(collectBlob, "collectBlob");
+async function collectStream(stream) {
+  const chunks = [];
+  const reader = stream.getReader();
+  let isDone = false;
+  let length = 0;
+  while (!isDone) {
+    const { done, value } = await reader.read();
+    if (value) {
+      chunks.push(value);
+      length += value.length;
+    }
+    isDone = done;
+  }
+  const collected = new Uint8Array(length);
+  let offset = 0;
+  for (const chunk of chunks) {
+    collected.set(chunk, offset);
+    offset += chunk.length;
+  }
+  return collected;
+}
+__name(collectStream, "collectStream");
+function readToBase64(blob) {
+  return new Promise((resolve, reject) => {
+    const reader = new FileReader();
+    reader.onloadend = () => {
+      if (reader.readyState !== 2) {
+        return reject(new Error("Reader aborted too early"));
+      }
+      const result = reader.result ?? "";
+      const commaIndex = result.indexOf(",");
+      const dataOffset = commaIndex > -1 ? commaIndex + 1 : result.length;
+      resolve(result.substring(dataOffset));
+    };
+    reader.onabort = () => reject(new Error("Read aborted"));
+    reader.onerror = () => reject(reader.error);
+    reader.readAsDataURL(blob);
+  });
+}
+__name(readToBase64, "readToBase64");
+// Annotate the CommonJS export names for ESM import in node:
+
+0 && (module.exports = {
+  keepAliveSupport,
+  FetchHttpHandler,
+  streamCollector
+});
+

extracted-source/node_modules/@smithy/fetch-http-handler/node_modules/@smithy/protocol-http/dist-cjs/index.js

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+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __getOwnPropNames = Object.getOwnPropertyNames;
+var __hasOwnProp = Object.prototype.hasOwnProperty;
+var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
+var __export = (target, all) => {
+  for (var name in all)
+    __defProp(target, name, { get: all[name], enumerable: true });
+};
+var __copyProps = (to, from, except, desc) => {
+  if (from && typeof from === "object" || typeof from === "function") {
+    for (let key of __getOwnPropNames(from))
+      if (!__hasOwnProp.call(to, key) && key !== except)
+        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
+  }
+  return to;
+};
+var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
+
+// src/index.ts
+var src_exports = {};
+__export(src_exports, {
+  Field: () => Field,
+  Fields: () => Fields,
+  HttpRequest: () => HttpRequest,
+  HttpResponse: () => HttpResponse,
+  IHttpRequest: () => import_types.HttpRequest,
+  getHttpHandlerExtensionConfiguration: () => getHttpHandlerExtensionConfiguration,
+  isValidHostname: () => isValidHostname,
+  resolveHttpHandlerRuntimeConfig: () => resolveHttpHandlerRuntimeConfig
+});
+module.exports = __toCommonJS(src_exports);
+
+// src/extensions/httpExtensionConfiguration.ts
+var getHttpHandlerExtensionConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
+  return {
+    setHttpHandler(handler) {
+      runtimeConfig.httpHandler = handler;
+    },
+    httpHandler() {
+      return runtimeConfig.httpHandler;
+    },
+    updateHttpClientConfig(key, value) {
+      runtimeConfig.httpHandler?.updateHttpClientConfig(key, value);
+    },
+    httpHandlerConfigs() {
+      return runtimeConfig.httpHandler.httpHandlerConfigs();
+    }
+  };
+}, "getHttpHandlerExtensionConfiguration");
+var resolveHttpHandlerRuntimeConfig = /* @__PURE__ */ __name((httpHandlerExtensionConfiguration) => {
+  return {
+    httpHandler: httpHandlerExtensionConfiguration.httpHandler()
+  };
+}, "resolveHttpHandlerRuntimeConfig");
+
+// src/Field.ts
+var import_types = require("@smithy/types");
+var Field = class {
+  static {
+    __name(this, "Field");
+  }
+  constructor({ name, kind = import_types.FieldPosition.HEADER, values = [] }) {
+    this.name = name;
+    this.kind = kind;
+    this.values = values;
+  }
+  /**
+   * Appends a value to the field.
+   *
+   * @param value The value to append.
+   */
+  add(value) {
+    this.values.push(value);
+  }
+  /**
+   * Overwrite existing field values.
+   *
+   * @param values The new field values.
+   */
+  set(values) {
+    this.values = values;
+  }
+  /**
+   * Remove all matching entries from list.
+   *
+   * @param value Value to remove.
+   */
+  remove(value) {
+    this.values = this.values.filter((v) => v !== value);
+  }
+  /**
+   * Get comma-delimited string.
+   *
+   * @returns String representation of {@link Field}.
+   */
+  toString() {
+    return this.values.map((v) => v.includes(",") || v.includes(" ") ? `"${v}"` : v).join(", ");
+  }
+  /**
+   * Get string values as a list
+   *
+   * @returns Values in {@link Field} as a list.
+   */
+  get() {
+    return this.values;
+  }
+};
+
+// src/Fields.ts
+var Fields = class {
+  constructor({ fields = [], encoding = "utf-8" }) {
+    this.entries = {};
+    fields.forEach(this.setField.bind(this));
+    this.encoding = encoding;
+  }
+  static {
+    __name(this, "Fields");
+  }
+  /**
+   * Set entry for a {@link Field} name. The `name`
+   * attribute will be used to key the collection.
+   *
+   * @param field The {@link Field} to set.
+   */
+  setField(field) {
+    this.entries[field.name.toLowerCase()] = field;
+  }
+  /**
+   *  Retrieve {@link Field} entry by name.
+   *
+   * @param name The name of the {@link Field} entry
+   *  to retrieve
+   * @returns The {@link Field} if it exists.
+   */
+  getField(name) {
+    return this.entries[name.toLowerCase()];
+  }
+  /**
+   * Delete entry from collection.
+   *
+   * @param name Name of the entry to delete.
+   */
+  removeField(name) {
+    delete this.entries[name.toLowerCase()];
+  }
+  /**
+   * Helper function for retrieving specific types of fields.
+   * Used to grab all headers or all trailers.
+   *
+   * @param kind {@link FieldPosition} of entries to retrieve.
+   * @returns The {@link Field} entries with the specified
+   *  {@link FieldPosition}.
+   */
+  getByType(kind) {
+    return Object.values(this.entries).filter((field) => field.kind === kind);
+  }
+};
+
+// src/httpRequest.ts
+
+var HttpRequest = class _HttpRequest {
+  static {
+    __name(this, "HttpRequest");
+  }
+  constructor(options) {
+    this.method = options.method || "GET";
+    this.hostname = options.hostname || "localhost";
+    this.port = options.port;
+    this.query = options.query || {};
+    this.headers = options.headers || {};
+    this.body = options.body;
+    this.protocol = options.protocol ? options.protocol.slice(-1) !== ":" ? `${options.protocol}:` : options.protocol : "https:";
+    this.path = options.path ? options.path.charAt(0) !== "/" ? `/${options.path}` : options.path : "/";
+    this.username = options.username;
+    this.password = options.password;
+    this.fragment = options.fragment;
+  }
+  /**
+   * Note: this does not deep-clone the body.
+   */
+  static clone(request) {
+    const cloned = new _HttpRequest({
+      ...request,
+      headers: { ...request.headers }
+    });
+    if (cloned.query) {
+      cloned.query = cloneQuery(cloned.query);
+    }
+    return cloned;
+  }
+  /**
+   * This method only actually asserts that request is the interface {@link IHttpRequest},
+   * and not necessarily this concrete class. Left in place for API stability.
+   *
+   * Do not call instance methods on the input of this function, and
+   * do not assume it has the HttpRequest prototype.
+   */
+  static isInstance(request) {
+    if (!request) {
+      return false;
+    }
+    const req = request;
+    return "method" in req && "protocol" in req && "hostname" in req && "path" in req && typeof req["query"] === "object" && typeof req["headers"] === "object";
+  }
+  /**
+   * @deprecated use static HttpRequest.clone(request) instead. It's not safe to call
+   * this method because {@link HttpRequest.isInstance} incorrectly
+   * asserts that IHttpRequest (interface) objects are of type HttpRequest (class).
+   */
+  clone() {
+    return _HttpRequest.clone(this);
+  }
+};
+function cloneQuery(query) {
+  return Object.keys(query).reduce((carry, paramName) => {
+    const param = query[paramName];
+    return {
+      ...carry,
+      [paramName]: Array.isArray(param) ? [...param] : param
+    };
+  }, {});
+}
+__name(cloneQuery, "cloneQuery");
+
+// src/httpResponse.ts
+var HttpResponse = class {
+  static {
+    __name(this, "HttpResponse");
+  }
+  constructor(options) {
+    this.statusCode = options.statusCode;
+    this.reason = options.reason;
+    this.headers = options.headers || {};
+    this.body = options.body;
+  }
+  static isInstance(response) {
+    if (!response)
+      return false;
+    const resp = response;
+    return typeof resp.statusCode === "number" && typeof resp.headers === "object";
+  }
+};
+
+// src/isValidHostname.ts
+function isValidHostname(hostname) {
+  const hostPattern = /^[a-z0-9][a-z0-9\.\-]*[a-z0-9]$/;
+  return hostPattern.test(hostname);
+}
+__name(isValidHostname, "isValidHostname");
+// Annotate the CommonJS export names for ESM import in node:
+
+0 && (module.exports = {
+  getHttpHandlerExtensionConfiguration,
+  resolveHttpHandlerRuntimeConfig,
+  Field,
+  Fields,
+  HttpRequest,
+  HttpResponse,
+  isValidHostname
+});
+

extracted-source/node_modules/@smithy/fetch-http-handler/node_modules/@smithy/types/dist-cjs/index.js

@@ -0,0 +1,144 @@
+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __getOwnPropNames = Object.getOwnPropertyNames;
+var __hasOwnProp = Object.prototype.hasOwnProperty;
+var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
+var __export = (target, all) => {
+  for (var name in all)
+    __defProp(target, name, { get: all[name], enumerable: true });
+};
+var __copyProps = (to, from, except, desc) => {
+  if (from && typeof from === "object" || typeof from === "function") {
+    for (let key of __getOwnPropNames(from))
+      if (!__hasOwnProp.call(to, key) && key !== except)
+        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
+  }
+  return to;
+};
+var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
+
+// src/index.ts
+var src_exports = {};
+__export(src_exports, {
+  AlgorithmId: () => AlgorithmId,
+  EndpointURLScheme: () => EndpointURLScheme,
+  FieldPosition: () => FieldPosition,
+  HttpApiKeyAuthLocation: () => HttpApiKeyAuthLocation,
+  HttpAuthLocation: () => HttpAuthLocation,
+  IniSectionType: () => IniSectionType,
+  RequestHandlerProtocol: () => RequestHandlerProtocol,
+  SMITHY_CONTEXT_KEY: () => SMITHY_CONTEXT_KEY,
+  getDefaultClientConfiguration: () => getDefaultClientConfiguration,
+  resolveDefaultRuntimeConfig: () => resolveDefaultRuntimeConfig
+});
+module.exports = __toCommonJS(src_exports);
+
+// src/auth/auth.ts
+var HttpAuthLocation = /* @__PURE__ */ ((HttpAuthLocation2) => {
+  HttpAuthLocation2["HEADER"] = "header";
+  HttpAuthLocation2["QUERY"] = "query";
+  return HttpAuthLocation2;
+})(HttpAuthLocation || {});
+
+// src/auth/HttpApiKeyAuth.ts
+var HttpApiKeyAuthLocation = /* @__PURE__ */ ((HttpApiKeyAuthLocation2) => {
+  HttpApiKeyAuthLocation2["HEADER"] = "header";
+  HttpApiKeyAuthLocation2["QUERY"] = "query";
+  return HttpApiKeyAuthLocation2;
+})(HttpApiKeyAuthLocation || {});
+
+// src/endpoint.ts
+var EndpointURLScheme = /* @__PURE__ */ ((EndpointURLScheme2) => {
+  EndpointURLScheme2["HTTP"] = "http";
+  EndpointURLScheme2["HTTPS"] = "https";
+  return EndpointURLScheme2;
+})(EndpointURLScheme || {});
+
+// src/extensions/checksum.ts
+var AlgorithmId = /* @__PURE__ */ ((AlgorithmId2) => {
+  AlgorithmId2["MD5"] = "md5";
+  AlgorithmId2["CRC32"] = "crc32";
+  AlgorithmId2["CRC32C"] = "crc32c";
+  AlgorithmId2["SHA1"] = "sha1";
+  AlgorithmId2["SHA256"] = "sha256";
+  return AlgorithmId2;
+})(AlgorithmId || {});
+var getChecksumConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
+  const checksumAlgorithms = [];
+  if (runtimeConfig.sha256 !== void 0) {
+    checksumAlgorithms.push({
+      algorithmId: () => "sha256" /* SHA256 */,
+      checksumConstructor: () => runtimeConfig.sha256
+    });
+  }
+  if (runtimeConfig.md5 != void 0) {
+    checksumAlgorithms.push({
+      algorithmId: () => "md5" /* MD5 */,
+      checksumConstructor: () => runtimeConfig.md5
+    });
+  }
+  return {
+    addChecksumAlgorithm(algo) {
+      checksumAlgorithms.push(algo);
+    },
+    checksumAlgorithms() {
+      return checksumAlgorithms;
+    }
+  };
+}, "getChecksumConfiguration");
+var resolveChecksumRuntimeConfig = /* @__PURE__ */ __name((clientConfig) => {
+  const runtimeConfig = {};
+  clientConfig.checksumAlgorithms().forEach((checksumAlgorithm) => {
+    runtimeConfig[checksumAlgorithm.algorithmId()] = checksumAlgorithm.checksumConstructor();
+  });
+  return runtimeConfig;
+}, "resolveChecksumRuntimeConfig");
+
+// src/extensions/defaultClientConfiguration.ts
+var getDefaultClientConfiguration = /* @__PURE__ */ __name((runtimeConfig) => {
+  return getChecksumConfiguration(runtimeConfig);
+}, "getDefaultClientConfiguration");
+var resolveDefaultRuntimeConfig = /* @__PURE__ */ __name((config) => {
+  return resolveChecksumRuntimeConfig(config);
+}, "resolveDefaultRuntimeConfig");
+
+// src/http.ts
+var FieldPosition = /* @__PURE__ */ ((FieldPosition2) => {
+  FieldPosition2[FieldPosition2["HEADER"] = 0] = "HEADER";
+  FieldPosition2[FieldPosition2["TRAILER"] = 1] = "TRAILER";
+  return FieldPosition2;
+})(FieldPosition || {});
+
+// src/middleware.ts
+var SMITHY_CONTEXT_KEY = "__smithy_context";
+
+// src/profile.ts
+var IniSectionType = /* @__PURE__ */ ((IniSectionType2) => {
+  IniSectionType2["PROFILE"] = "profile";
+  IniSectionType2["SSO_SESSION"] = "sso-session";
+  IniSectionType2["SERVICES"] = "services";
+  return IniSectionType2;
+})(IniSectionType || {});
+
+// src/transfer.ts
+var RequestHandlerProtocol = /* @__PURE__ */ ((RequestHandlerProtocol2) => {
+  RequestHandlerProtocol2["HTTP_0_9"] = "http/0.9";
+  RequestHandlerProtocol2["HTTP_1_0"] = "http/1.0";
+  RequestHandlerProtocol2["TDS_8_0"] = "tds/8.0";
+  return RequestHandlerProtocol2;
+})(RequestHandlerProtocol || {});
+// Annotate the CommonJS export names for ESM import in node:
+
+0 && (module.exports = {
+  HttpAuthLocation,
+  HttpApiKeyAuthLocation,
+  EndpointURLScheme,
+  AlgorithmId,
+  getDefaultClientConfiguration,
+  resolveDefaultRuntimeConfig,
+  FieldPosition,
+  SMITHY_CONTEXT_KEY,
+  IniSectionType,
+  RequestHandlerProtocol
+});
+

extracted-source/node_modules/@smithy/fetch-http-handler/node_modules/@smithy/util-base64/dist-cjs/fromBase64.js

@@ -0,0 +1,16 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.fromBase64 = void 0;
+const util_buffer_from_1 = require("@smithy/util-buffer-from");
+const BASE64_REGEX = /^[A-Za-z0-9+/]*={0,2}$/;
+const fromBase64 = (input) => {
+    if ((input.length * 3) % 4 !== 0) {
+        throw new TypeError(`Incorrect padding on base64 string.`);
+    }
+    if (!BASE64_REGEX.exec(input)) {
+        throw new TypeError(`Invalid base64 string.`);
+    }
+    const buffer = (0, util_buffer_from_1.fromString)(input, "base64");
+    return new Uint8Array(buffer.buffer, buffer.byteOffset, buffer.byteLength);
+};
+exports.fromBase64 = fromBase64;

extracted-source/node_modules/@smithy/fetch-http-handler/node_modules/@smithy/util-base64/dist-cjs/index.js

@@ -0,0 +1,27 @@
+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __getOwnPropNames = Object.getOwnPropertyNames;
+var __hasOwnProp = Object.prototype.hasOwnProperty;
+var __copyProps = (to, from, except, desc) => {
+  if (from && typeof from === "object" || typeof from === "function") {
+    for (let key of __getOwnPropNames(from))
+      if (!__hasOwnProp.call(to, key) && key !== except)
+        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
+  }
+  return to;
+};
+var __reExport = (target, mod, secondTarget) => (__copyProps(target, mod, "default"), secondTarget && __copyProps(secondTarget, mod, "default"));
+var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
+
+// src/index.ts
+var src_exports = {};
+module.exports = __toCommonJS(src_exports);
+__reExport(src_exports, require("././fromBase64"), module.exports);
+__reExport(src_exports, require("././toBase64"), module.exports);
+// Annotate the CommonJS export names for ESM import in node:
+
+0 && (module.exports = {
+  fromBase64,
+  toBase64
+});
+

extracted-source/node_modules/@smithy/fetch-http-handler/node_modules/@smithy/util-base64/dist-cjs/toBase64.js

@@ -0,0 +1,19 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.toBase64 = void 0;
+const util_buffer_from_1 = require("@smithy/util-buffer-from");
+const util_utf8_1 = require("@smithy/util-utf8");
+const toBase64 = (_input) => {
+    let input;
+    if (typeof _input === "string") {
+        input = (0, util_utf8_1.fromUtf8)(_input);
+    }
+    else {
+        input = _input;
+    }
+    if (typeof input !== "object" || typeof input.byteOffset !== "number" || typeof input.byteLength !== "number") {
+        throw new Error("@smithy/util-base64: toBase64 encoder function only accepts string | Uint8Array.");
+    }
+    return (0, util_buffer_from_1.fromArrayBuffer)(input.buffer, input.byteOffset, input.byteLength).toString("base64");
+};
+exports.toBase64 = toBase64;

extracted-source/node_modules/@smithy/fetch-http-handler/node_modules/@smithy/util-base64/node_modules/@smithy/util-buffer-from/dist-cjs/index.js

@@ -0,0 +1,20 @@
+'use strict';
+
+var isArrayBuffer = require('@smithy/is-array-buffer');
+var buffer = require('buffer');
+
+const fromArrayBuffer = (input, offset = 0, length = input.byteLength - offset) => {
+    if (!isArrayBuffer.isArrayBuffer(input)) {
+        throw new TypeError(`The "input" argument must be ArrayBuffer. Received type ${typeof input} (${input})`);
+    }
+    return buffer.Buffer.from(input, offset, length);
+};
+const fromString = (input, encoding) => {
+    if (typeof input !== "string") {
+        throw new TypeError(`The "input" argument must be of type string. Received type ${typeof input} (${input})`);
+    }
+    return encoding ? buffer.Buffer.from(input, encoding) : buffer.Buffer.from(input);
+};
+
+exports.fromArrayBuffer = fromArrayBuffer;
+exports.fromString = fromString;

extracted-source/node_modules/@smithy/fetch-http-handler/node_modules/@smithy/util-base64/node_modules/@smithy/util-buffer-from/node_modules/@smithy/is-array-buffer/dist-cjs/index.js

@@ -0,0 +1,6 @@
+'use strict';
+
+const isArrayBuffer = (arg) => (typeof ArrayBuffer === "function" && arg instanceof ArrayBuffer) ||
+    Object.prototype.toString.call(arg) === "[object ArrayBuffer]";
+
+exports.isArrayBuffer = isArrayBuffer;