Merge branch 'master' of https://github.com/JamesNK/Newtonsoft.Json

Src/Newtonsoft.Json.Tests/Utilities/StringUtilsTests.cs

@@ -64,6 +64,10 @@ namespace Newtonsoft.Json.Tests.Utilities
             Assert.AreEqual("shoutinG_CASE", StringUtils.ToCamelCase("SHOUTING_CASE"));
             Assert.AreEqual("9999-12-31T23:59:59.9999999Z", StringUtils.ToCamelCase("9999-12-31T23:59:59.9999999Z"));
             Assert.AreEqual("hi!! This is text. Time to test.", StringUtils.ToCamelCase("Hi!! This is text. Time to test."));
+            Assert.AreEqual("building", StringUtils.ToCamelCase("BUILDING"));
+            Assert.AreEqual("building Property", StringUtils.ToCamelCase("BUILDING Property"));
+            Assert.AreEqual("building Property", StringUtils.ToCamelCase("Building Property"));
+            Assert.AreEqual("building PROPERTY", StringUtils.ToCamelCase("BUILDING PROPERTY"));
         }
 
         [Test]

Src/Newtonsoft.Json/Utilities/StringUtils.cs

@@ -165,21 +165,38 @@ namespace Newtonsoft.Json.Utilities
                 bool hasNext = (i + 1 < chars.Length);
                 if (i > 0 && hasNext && !char.IsUpper(chars[i + 1]))
                 {
+                    // if the next character is a space, which is not considered uppercase 
+                    // (otherwise we wouldn't be here...)
+                    // we want to ensure that the following:
+                    // 'FOO bar' is rewritten as 'foo bar', and not as 'foO bar'
+                    // The code was written in such a way that the first word in uppercase
+                    // ends when if finds an uppercase letter followed by a lowercase letter.
+                    // now a ' ' (space, (char)32) is considered not upper
+                    // but in that case we still want our current character to become lowercase
+                    if (char.IsSeparator(chars[i + 1]))
+                    {
+                        chars[i] = ToLower(chars[i]);
+                    }
+
                     break;
                 }
 
-                char c;
+                chars[i] = ToLower(chars[i]);
-#if HAVE_CHAR_TO_STRING_WITH_CULTURE
-                c = char.ToLower(chars[i], CultureInfo.InvariantCulture);
-#else
-                c = char.ToLowerInvariant(chars[i]);
-#endif
-                chars[i] = c;
             }
 
             return new string(chars);
         }
 
+        private static char ToLower(char c)
+        {
+#if HAVE_CHAR_TO_STRING_WITH_CULTURE
+            c = char.ToLower(c, CultureInfo.InvariantCulture);
+#else
+            c = char.ToLowerInvariant(c);
+#endif
+            return c;
+        }
+
         internal enum SnakeCaseState
         {
             Start,