🔧

node_modules/axios/lib/core/Axios.js

@@ -20,7 +20,7 @@ const validators = validator.validators;
  */
 class Axios {
   constructor(instanceConfig) {
-    this.defaults = instanceConfig;
+    this.defaults = instanceConfig || {};
     this.interceptors = {
       request: new InterceptorManager(),
       response: new InterceptorManager()

node_modules/axios/lib/core/AxiosHeaders.js

@@ -100,10 +100,18 @@ class AxiosHeaders {
       setHeaders(header, valueOrRewrite)
     } else if(utils.isString(header) && (header = header.trim()) && !isValidHeaderName(header)) {
       setHeaders(parseHeaders(header), valueOrRewrite);
-    } else if (utils.isHeaders(header)) {
-      for (const [key, value] of header.entries()) {
-        setHeader(value, key, rewrite);
+    } else if (utils.isObject(header) && utils.isIterable(header)) {
+      let obj = {}, dest, key;
+      for (const entry of header) {
+        if (!utils.isArray(entry)) {
+          throw TypeError('Object iterator must return a key-value pair');
+        }
+
+        obj[key = entry[0]] = (dest = obj[key]) ?
+          (utils.isArray(dest) ? [...dest, entry[1]] : [dest, entry[1]]) : entry[1];
       }
+
+      setHeaders(obj, valueOrRewrite)
     } else {
       header != null && setHeader(valueOrRewrite, header, rewrite);
     }
@@ -245,6 +253,10 @@ class AxiosHeaders {
     return Object.entries(this.toJSON()).map(([header, value]) => header + ': ' + value).join('\n');
   }
 
+  getSetCookie() {
+    return this.get("set-cookie") || [];
+  }
+
   get [Symbol.toStringTag]() {
     return 'AxiosHeaders';
   }