From f6811a9905f0978859c2e310d43c02517519f21f Mon Sep 17 00:00:00 2001
From: Shekhar Gulati <shekhargulati84@gmail.com>
Date: Sun, 22 May 2016 19:05:56 +0530
Subject: [PATCH] Fixed #38. Added support for `toKebabCase` function

---
 src/main/java/strman/Strman.java     | 10 +++++++++
 src/test/java/strman/StrmanTest.java | 32 +++++++++++++++++++++++++++-
 2 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/src/main/java/strman/Strman.java b/src/main/java/strman/Strman.java
index 9bf7fec..8e358b2 100644
--- a/src/main/java/strman/Strman.java
+++ b/src/main/java/strman/Strman.java
@@ -1023,6 +1023,16 @@ public abstract class Strman {
         return Arrays.stream(words).map(w -> w.toLowerCase()).collect(joining(Optional.ofNullable(chr).orElse(" ")));
     }
 
+    /**
+     * Transform to kebab-case.
+     *
+     * @param value The input String
+     * @return String in kebab-case.
+     */
+    public static String toKebabCase(final String value) {
+        return toDecamelize(value, "-");
+    }
+
     public static String decode(final String value, final int digits, final int radix) {
         validate(value, NULL_STRING_PREDICATE, NULL_STRING_MSG_SUPPLIER);
         return Arrays
diff --git a/src/test/java/strman/StrmanTest.java b/src/test/java/strman/StrmanTest.java
index f5e0d0d..d116e13 100644
--- a/src/test/java/strman/StrmanTest.java
+++ b/src/test/java/strman/StrmanTest.java
@@ -743,7 +743,37 @@ public class StrmanTest {
 
     @Test
     public void toDeCamelCase_shouldDeCamelCaseAString() throws Exception {
-        assertThat(toDecamelize("camelCase", null), equalTo("camel case"));
+        String[] fixture = {
+                "deCamelize",
+                "de-Camelize",
+                "de camelize",
+                "de  camelize",
+                "de Camelize",
+                "de-camelize",
+                "-de--camelize",
+                "de_camelize",
+                "     de_camelize"
+        };
+
+        Arrays.stream(fixture).forEach(el -> assertThat(String.format("toDecamelize(%s) should be de-camelize", el), toDecamelize(el, null), equalTo("de camelize")));
+
         assertThat(toDecamelize("camelCase", "_"), equalTo("camel_case"));
     }
+
+    @Test
+    public void toKebabCase_shouldKebabCaseAString() throws Exception {
+        String[] fixture = {
+                "deCamelize",
+                "de-Camelize",
+                "de camelize",
+                "de  camelize",
+                "de Camelize",
+                "de-camelize",
+                "-de--camelize",
+                "de_camelize",
+                "     de_camelize"
+        };
+
+        Arrays.stream(fixture).forEach(el -> assertThat(String.format("toKebabCase(%s) should be de-camelize", el), toKebabCase(el), equalTo("de-camelize")));
+    }
 }
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