Display the name of the constructor when pretty printing objects

Fixes #598 [finishes #81228592]

src/core/PrettyPrinter.js

@@ -97,13 +97,15 @@ getJasmineRequireObj().pp = function(j$) {
   };
 
   StringPrettyPrinter.prototype.emitObject = function(obj) {
+    var constructorName = obj.constructor ? j$.fnNameFor(obj.constructor) : 'null';
+    this.append(constructorName);
+
     if (this.ppNestLevel_ > j$.MAX_PRETTY_PRINT_DEPTH) {
-      this.append('Object');
       return;
     }
 
     var self = this;
-    this.append('{ ');
+    this.append('({ ');
     var first = true;
 
     this.iterateObject(obj, function(property, isGetter) {
@@ -122,7 +124,7 @@ getJasmineRequireObj().pp = function(j$) {
       }
     });
 
-    this.append(' }');
+    this.append(' })');
   };
 
   StringPrettyPrinter.prototype.append = function(value) {

src/core/base.js

@@ -37,6 +37,10 @@ getJasmineRequireObj().base = function(j$, jasmineGlobal) {
     return obj.nodeType > 0;
   };
 
+  j$.fnNameFor = function(func) {
+    return func.name || func.toString().match(/^\s*function\s*(\w*)\s*\(/)[1];
+  };
+
   j$.any = function(clazz) {
     return new j$.Any(clazz);
   };

src/core/matchers/toThrowError.js

@@ -31,7 +31,7 @@ getJasmineRequireObj().toThrowError = function(j$) {
         }
 
         if (errorMatcher.hasNoSpecifics()) {
-          pass.message = 'Expected function not to throw an Error, but it threw ' + fnNameFor(thrown) + '.';
+          pass.message = 'Expected function not to throw an Error, but it threw ' + j$.fnNameFor(thrown) + '.';
           return pass;
         }
 
@@ -85,9 +85,9 @@ getJasmineRequireObj().toThrowError = function(j$) {
       }
 
       return {
-        errorTypeDescription: errorType ? fnNameFor(errorType) : 'an exception',
+        errorTypeDescription: errorType ? j$.fnNameFor(errorType) : 'an exception',
         thrownDescription: function(thrown) {
-          var thrownName = errorType ? fnNameFor(thrown.constructor) : 'an exception',
+          var thrownName = errorType ? j$.fnNameFor(thrown.constructor) : 'an exception',
               thrownMessage = '';
 
           if (expected) {
@@ -115,10 +115,6 @@ getJasmineRequireObj().toThrowError = function(j$) {
       };
     }
 
-    function fnNameFor(func) {
-      return func.name || func.toString().match(/^\s*function\s*(\w*)\s*\(/)[1];
-    }
-
     function isStringOrRegExp(potential) {
       return potential instanceof RegExp || (typeof potential == 'string');
     }