feat: add @actions/cache

node_modules/@azure/ms-rest-js/lib/policies/userAgentPolicy.ts

@@ -0,0 +1,88 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License. See License.txt in the project root for license information.
+
+import { HttpHeaders } from "../httpHeaders";
+import { HttpOperationResponse } from "../httpOperationResponse";
+import { Constants } from "../util/constants";
+import { WebResourceLike } from "../webResource";
+import { getDefaultUserAgentKey, getPlatformSpecificData } from "./msRestUserAgentPolicy";
+import {
+  BaseRequestPolicy,
+  RequestPolicy,
+  RequestPolicyFactory,
+  RequestPolicyOptionsLike,
+} from "./requestPolicy";
+
+export type TelemetryInfo = { key?: string; value?: string };
+
+function getRuntimeInfo(): TelemetryInfo[] {
+  const msRestRuntime = {
+    key: "ms-rest-js",
+    value: Constants.msRestVersion,
+  };
+
+  return [msRestRuntime];
+}
+
+function getUserAgentString(
+  telemetryInfo: TelemetryInfo[],
+  keySeparator = " ",
+  valueSeparator = "/"
+): string {
+  return telemetryInfo
+    .map((info) => {
+      const value = info.value ? `${valueSeparator}${info.value}` : "";
+      return `${info.key}${value}`;
+    })
+    .join(keySeparator);
+}
+
+export const getDefaultUserAgentHeaderName = getDefaultUserAgentKey;
+
+export function getDefaultUserAgentValue(): string {
+  const runtimeInfo = getRuntimeInfo();
+  const platformSpecificData = getPlatformSpecificData();
+  const userAgent = getUserAgentString(runtimeInfo.concat(platformSpecificData));
+  return userAgent;
+}
+
+export function userAgentPolicy(userAgentData?: TelemetryInfo): RequestPolicyFactory {
+  const key: string =
+    !userAgentData || userAgentData.key == undefined ? getDefaultUserAgentKey() : userAgentData.key;
+  const value: string =
+    !userAgentData || userAgentData.value == undefined
+      ? getDefaultUserAgentValue()
+      : userAgentData.value;
+
+  return {
+    create: (nextPolicy: RequestPolicy, options: RequestPolicyOptionsLike) => {
+      return new UserAgentPolicy(nextPolicy, options, key, value);
+    },
+  };
+}
+
+export class UserAgentPolicy extends BaseRequestPolicy {
+  constructor(
+    readonly _nextPolicy: RequestPolicy,
+    readonly _options: RequestPolicyOptionsLike,
+    protected headerKey: string,
+    protected headerValue: string
+  ) {
+    super(_nextPolicy, _options);
+  }
+
+  sendRequest(request: WebResourceLike): Promise<HttpOperationResponse> {
+    this.addUserAgentHeader(request);
+    return this._nextPolicy.sendRequest(request);
+  }
+
+  addUserAgentHeader(request: WebResourceLike): void {
+    if (!request.headers) {
+      request.headers = new HttpHeaders();
+    }
+
+    if (!request.headers.get(this.headerKey) && this.headerValue) {
+      request.headers.set(this.headerKey, this.headerValue);
+    }
+  }
+}