Support for empty array initialisations

Author: SteveWilkes

ReadableExpressions.UnitTests/WhenTranslatingObjectCreations.cs

@@ -187,6 +187,16 @@ public void ShouldTranslateAnExplicitTypeNewArrayExpressionWithAdditions()
             Assert.AreEqual(EXPECTED.TrimStart(), translated);
         }
 
+        [TestMethod]
+        public void ShouldTranslateAnEmptyNewArrayExpression()
+        {
+            var newArray = Expression.NewArrayInit(typeof(int), new List<Expression>(0));
+
+            var translated = newArray.ToReadableString();
+
+            Assert.AreEqual("new int[0]", translated);
+        }
+
         [TestMethod]
         public void ShouldTranslateAStringConstantConstructorParameter()
         {

ReadableExpressions/Translators/InitialisationExpressionTranslator.Helpers.Array.cs

@@ -16,11 +16,21 @@ public ArrayInitExpressionHelper()
 
             protected override string GetNewExpressionString(NewArrayExpression initialisation, TranslationContext context)
             {
+                if (initialisation.Expressions.Count == 0)
+                {
+                    return "new " + GetExplicitArrayType(initialisation) + "[0]";
+                }
+
                 var explicitType = GetExplicitArrayTypeIfRequired(initialisation);
 
                 return "new" + explicitType + "[]";
             }
 
+            private static string GetExplicitArrayType(Expression initialisation)
+            {
+                return initialisation.Type.GetElementType().GetFriendlyName();
+            }
+
             private static string GetExplicitArrayTypeIfRequired(NewArrayExpression initialisation)
             {
                 var expressionTypes = initialisation
@@ -34,7 +44,7 @@ private static string GetExplicitArrayTypeIfRequired(NewArrayExpression initiali
                     return null;
                 }
 
-                return " " + initialisation.Type.GetElementType().GetFriendlyName();
+                return " " + GetExplicitArrayType(initialisation);
             }
 
             protected override IEnumerable<string> GetMemberInitialisations(