issue 611: added the method Kebaberize

readme.md

@@ -31,6 +31,7 @@ Humanizer meets all your .NET needs for manipulating and displaying strings, enu
      - [Camelize](#camelize)
      - [Underscore](#underscore)
      - [Dasherize & Hyphenate](#dasherize--hyphenate)
+	 - [Kebaberize](#kebaberize) 
    - [Fluent date](#fluent-date)
    - [Number to Numbers](#number-to-numbers)
    - [Number to words](#number-to-words)
@@ -644,6 +645,13 @@ Obviously this only applies to some cultures. For others passing gender in or no
 "some_title".Hyphenate() => "some-title"
 ```
 
+#### <a id="kebaberize">Kebaberize</a>
+`Kebaberize` separates the input words with hyphens and all words are converted to lowercase 
+
+```C#
+"SomeText".Kebaberize() => "some-text"
+```
+
 ### <a id="fluent-date">Fluent Date</a>
 Humanizer provides a fluent API to deal with `DateTime` and `TimeSpan` as follows:
 

src/Humanizer.Tests.Shared/InflectorTests.cs

@@ -129,10 +129,24 @@ public void Camelize(string input, string expectedOutput)
         [InlineData("some title", "some_title")]
         [InlineData("some title that will be underscored", "some_title_that_will_be_underscored")]
         [InlineData("SomeTitleThatWillBeUnderscored", "some_title_that_will_be_underscored")]
+        [InlineData("SomeForeignWordsLikeÄgyptenÑu", "some_foreign_words_like_ägypten_ñu")]
+        [InlineData("Some wordsTo be Underscored", "some_words_to_be_underscored")]
         public void Underscore(string input, string expectedOuput)
         {
             Assert.Equal(expectedOuput, input.Underscore());
         }
+
+        // transform words into lowercase and separate with a -
+        [Theory]
+        [InlineData("SomeWords", "some-words")]
+        [InlineData("SOME words TOGETHER", "some-words-together")]
+        [InlineData("A spanish word EL niño", "a-spanish-word-el-niño")]
+        [InlineData("SomeForeignWords ÆgÑuÄgypten", "some-foreign-words-æg-ñu-ägypten")]
+        [InlineData("A VeryShortSENTENCE", "a-very-short-sentence")]
+        public void Kebaberize(string input, string expectedOutput)
+        {
+            Assert.Equal(expectedOutput, input.Kebaberize());
+        }
     }
 
     class PluralTestSource : IEnumerable<object[]>

src/Humanizer.Tests/ApiApprover/PublicApiApprovalTest.approve_public_api.approved.txt

@@ -364,6 +364,7 @@ namespace Humanizer
         public static string Camelize(this string input) { }
         public static string Dasherize(this string underscoredWord) { }
         public static string Hyphenate(this string underscoredWord) { }
+        public static string Kebaberize(this string input) { }
         public static string Pascalize(this string input) { }
         public static string Pluralize(this string word, bool inputIsKnownToBeSingular = True) { }
         public static string Singularize(this string word, bool inputIsKnownToBePlural = True) { }

src/Humanizer/InflectorExtensions.cs

@@ -94,7 +94,7 @@ public static string Underscore(this string input)
         {
             return Regex.Replace(
                 Regex.Replace(
-                    Regex.Replace(input, @"([A-Z]+)([A-Z][a-z])", "$1_$2"), @"([a-z\d])([A-Z])", "$1_$2"), @"[-\s]", "_").ToLower();
+                    Regex.Replace(input, @"([\p{Lu}]+)([\p{Lu}][\p{Ll}])", "$1_$2"), @"([\p{Ll}\d])([\p{Lu}])", "$1_$2"), @"[-\s]", "_").ToLower();
         }
 
         /// <summary>
@@ -116,5 +116,15 @@ public static string Hyphenate(this string underscoredWord)
         {
             return Dasherize(underscoredWord);
         }
+
+        /// <summary>
+        /// Separates the input words with hyphens and all the words are converted to lowercase
+        /// </summary>
+        /// <param name="input"></param>
+        /// <returns></returns>
+        public static string Kebaberize(this string input)
+        {
+            return Underscore(input).Dasherize();
+        }
     }
 }