vendor/assets/javascripts/sinon-chai.js in konacha-chai-matchers-0.3.0 vs vendor/assets/javascripts/sinon-chai.js in konacha-chai-matchers-1.0.0

@@ -1,10 +1,11 @@
 (function (sinonChai) {
     "use strict";
 
     // Module systems magic dance.
 
+    /* istanbul ignore else */
     if (typeof require === "function" && typeof exports === "object" && typeof module === "object") {
         // NodeJS
         module.exports = sinonChai;
     } else if (typeof define === "function" && define.amd) {
         // AMD
@@ -53,11 +54,15 @@
         function printfArray(array) {
             return spy.printf.apply(spy, array);
         }
 
         return {
-            affirmative: printfArray(["expected %n to " + verbPhrase + action + nonNegatedSuffix].concat(args)),
-            negative: printfArray(["expected %n to not " + verbPhrase + action].concat(args))
+            affirmative: function () {
+                return printfArray(["expected %n to " + verbPhrase + action + nonNegatedSuffix].concat(args));
+            },
+            negative: function () {
+                return printfArray(["expected %n to not " + verbPhrase + action].concat(args));
+            }
         };
     }
 
     function sinonProperty(name, action, nonNegatedSuffix) {
         utils.addProperty(chai.Assertion.prototype, name, function () {