Decorate resolve and reject to clear timeout

lib/adapters/http.js

@@ -15,10 +15,18 @@ var enhanceError = require('../core/enhanceError');
 
 /*eslint consistent-return:0*/
 module.exports = function httpAdapter(config) {
-  return new Promise(function dispatchHttpRequest(resolve, reject) {
+  return new Promise(function dispatchHttpRequest(resolvePromise, rejectPromise) {
+    var timer;
+    var resolve = function resolve(value) {
+      clearTimeout(timer);
+      resolvePromise(value);
+    };
+    var reject = function reject(value) {
+      clearTimeout(timer);
+      rejectPromise(value);
+    };
     var data = config.data;
     var headers = config.headers;
-    var timer;
 
     // Set User-Agent (required by some servers)
     // Only set header if it hasn't been set in config
@@ -130,10 +138,6 @@ module.exports = function httpAdapter(config) {
     var req = transport.request(options, function handleResponse(res) {
       if (req.aborted) return;
 
-      // Response has been received so kill timer that handles request timeout
-      clearTimeout(timer);
-      timer = null;
-
       // uncompress the response body transparently if required
       var stream = res;
       switch (res.headers['content-encoding']) {
@@ -199,7 +203,7 @@ module.exports = function httpAdapter(config) {
     });
 
     // Handle request timeout
-    if (config.timeout && !timer) {
+    if (config.timeout) {
       timer = setTimeout(function handleRequestTimeout() {
         req.abort();
         reject(createError('timeout of ' + config.timeout + 'ms exceeded', config, 'ECONNABORTED', req));