Cleaning up core axios a bit

lib/helpers/InterceptorManager.js

@@ -1,51 +0,0 @@
-var utils = require('../utils');
-
-function InterceptorManager() {
-  this.handlers = [];
-};
-
-/**
- * Add a new interceptor to the stack
- *
- * @param {Function} fulfilled The function to handle `then` for a `Promise`
- * @param {Function} rejected The function to handle `reject` for a `Promise`
- *
- * @return {Number} An ID used to remove interceptor later
- */
-InterceptorManager.prototype.use = function (fulfilled, rejected) {
-  this.handlers.push({
-    fulfilled: fulfilled,
-    rejected: rejected
-  });
-  return this.handlers.length - 1;
-};
-
-/**
- * Remove an interceptor from the stack
- *
- * @param {Number} id The ID that was returned by `use`
- */
-InterceptorManager.prototype.eject = function (id) {
-  if (this.handlers[id]) {
-    this.handlers[id] = null;
-  }
-};
-
-/**
- * Iterate over all the registered interceptors
- *
- * This method is particularly useful for skipping over any
- * interceptors that may have become `null` calling `remove`.
- *
- * @param {Function} fn The function to call for each interceptor
- */
-InterceptorManager.prototype.forEach = function (fn) {
-  utils.forEach(this.handlers, function (h) {
-    if (h !== null) {
-      fn(h);
-    } 
-  });
-};
-
-module.exports = InterceptorManager;
-

lib/helpers/deprecatedMethod.js

@@ -0,0 +1,22 @@
+'use strict';
+
+/**
+ * Supply a warning to the developer that a method they are using
+ * has been deprecated.
+ *
+ * @param {string} method The name of the deprecated method
+ * @param {string} [instead] The alternate method to use if applicable
+ * @param {string} [docs] The documentation URL to get further details
+ */
+module.exports = function deprecatedMethod(method, instead, docs) {
+  try {
+    console.warn(
+      'DEPRECATED method `' + method + '`.' +
+      (instead ? ' Use `' + instead + '` instead.' : '') +
+      ' This method will be removed in a future release.');
+
+    if (docs) {
+      console.warn('For more information about usage see ' + docs);
+    }
+  } catch (e) {}
+};