Fix retry not preserving original ajax options if context is specified

dist/jquery.ajax-retry.js

@@ -27,18 +27,17 @@
       if (opts.statusCodes) {
         this.statusCodes = opts.statusCodes;
       }
-      return this.pipe(null, pipeFailRetry(this, opts));
+      return this.pipe(null, pipeFailRetry(this, opts, originalOptions));
     };
   });
 
   // generates a fail pipe function that will retry `jqXHR` `times` more times
-  function pipeFailRetry(jqXHR, opts) {
+  function pipeFailRetry(jqXHR, opts, ajaxOptions) {
     var times = opts.times;
     var timeout = jqXHR.timeout;
 
     // takes failure data as input, returns a new deferred
     return function(input, status, msg) {
-      var ajaxOptions = this;
       var output = new $.Deferred();
       var retryAfter = jqXHR.getResponseHeader('Retry-After');
 

src/jquery.ajax-retry.js

@@ -27,18 +27,17 @@
       if (opts.statusCodes) {
         this.statusCodes = opts.statusCodes;
       }
-      return this.pipe(null, pipeFailRetry(this, opts));
+      return this.pipe(null, pipeFailRetry(this, opts, originalOptions));
     };
   });
 
   // generates a fail pipe function that will retry `jqXHR` `times` more times
-  function pipeFailRetry(jqXHR, opts) {
+  function pipeFailRetry(jqXHR, opts, ajaxOptions) {
     var times = opts.times;
     var timeout = jqXHR.timeout;
 
     // takes failure data as input, returns a new deferred
     return function(input, status, msg) {
-      var ajaxOptions = this;
       var output = new $.Deferred();
       var retryAfter = jqXHR.getResponseHeader('Retry-After');
 

test/jquery.ajax-retry_test.js

@@ -270,5 +270,23 @@
                                  '{ "id": 12, "comment": "error!" }');
 
   });
+
+  asyncTest('ajax options and context are preserved', 4, function() {
+	var testContextObject = { someContext:"forTest" };
+    var def = $.ajax({url:"/test",data:{},type:"POST",context:testContextObject});
+    def.retry({times:2}).then(function(data){
+      ok(data.id === 12);
+	  strictEqual(this, testContextObject);
+      start();
+    });
+    this.requests[0].respond(400, { "Content-Type": "application/json" },
+                                 '{ "id": 13, "comment": "error!" }');
+    this.requests[1].respond(200, { "Content-Type": "application/json" },
+                                 '{ "id": 12, "comment": "Hey there" }');
+
+    ok(this.requests[0].method === 'POST');
+    ok(this.requests[1].method === 'POST');
+
+  });
 
 }(jQuery));