fix: allow users to debug axios traffic

Author: Joy Chang

lib/requestwrapper.ts

@@ -34,6 +34,11 @@ const globalTransactionId = 'x-global-transaction-id';
   axios.defaults.headers[method]['Content-Type'] = 'application/json';
 });
 
+// allow user to debug axios
+if (process.env.NODE_DEBUG === 'axios') {
+  require('axios-debug')(axios); // tslint:disable-line:no-var-requires
+}
+
 /**
  * @private
  * @param {string} path

package-lock.json

@@ -43,7 +43,7 @@
     "jest": "^24.6.0",
     "object.assign": "~4.1.0",
     "prettier": "~1.13.5",
-    "semantic-release": "^15.13.12",
+    "semantic-release": "^15.13.13",
     "tslint": "~5.10.0",
     "tslint-config-prettier": "~1.13.0",
     "tslint-eslint-rules": "~5.3.1",
@@ -56,6 +56,7 @@
     "@types/is-stream": "~1.1.0",
     "@types/node": "~10.3.5",
     "axios": "^0.18.0",
+    "axios-debug": "0.0.4",
     "dotenv": "^6.2.0",
     "extend": "~3.0.2",
     "file-type": "^7.7.1",