Bring Axios interceptors back (#325)

* Bring Axios interceptors back

* Bump the constant version

lib/axiosHttpClient.ts

@@ -121,7 +121,7 @@ export class AxiosHttpClient implements HttpClient {
     let res: AxiosResponse;
     try {
       const config: AxiosRequestConfig = {
-        method: httpRequest.method as any,
+        method: httpRequest.method as string,
         url: httpRequest.url,
         headers: rawHeaders,
         data: axiosBody,
@@ -144,6 +144,9 @@ export class AxiosHttpClient implements HttpClient {
         }
       }
 
+      // Workaround for https://github.com/axios/axios/issues/1158
+      axios.interceptors.request.use((config: AxiosRequestConfig) => ({ ...config, method: config.method && config.method.toUpperCase() }));
+
       res = await axios.request(config);
     } catch (err) {
       if (err instanceof axios.Cancel) {

lib/util/constants.ts

@@ -8,7 +8,7 @@ export const Constants = {
    * @const
    * @type {string}
    */
-  msRestVersion: "1.5.2",
+  msRestVersion: "1.5.3",
 
   /**
    * Specifies HTTP.

package.json

@@ -5,7 +5,7 @@
     "email": "azsdkteam@microsoft.com",
     "url": "https://github.com/Azure/ms-rest-js"
   },
-  "version": "1.5.2",
+  "version": "1.5.3",
   "description": "Isomorphic client Runtime for Typescript/node.js/browser javascript client libraries generated using AutoRest",
   "tags": [
     "isomorphic",

test/mockHttp.ts

@@ -41,6 +41,7 @@ class NodeHttpMock implements HttpMockFacade {
             throw new Error("Axios instance cannot be undefined");
         }
         this._mockAdapter = new MockAdapter(axiosInstance);
+        axiosInstance.interceptors.request.use((config: AxiosRequestConfig) => ({ ...config, method: config.method && config.method.toLowerCase() }));
     }
 
     setup(): void {