Fixed #20. Added support for removeNonWords function

src/main/java/strman/Strman.java

@@ -697,6 +697,17 @@ public abstract class Strman {
         return fx.apply(value.toLowerCase(), prefix.toLowerCase());
     }
 
+    /**
+     * Remove all non word characters.
+     *
+     * @param value The input String
+     * @return String without non-word characters
+     */
+    public static String removeNonWords(final String value) {
+        validate(value, NULL_STRING_PREDICATE, NULL_STRING_MSG_SUPPLIER);
+        return value.replaceAll("[^\\w]+", "");
+    }
+
     public static String decode(final String value, final int digits, final int radix) {
         validate(value, NULL_STRING_PREDICATE, NULL_STRING_MSG_SUPPLIER);
         return Arrays

src/test/java/strman/StrmanTest.java

@@ -524,4 +524,16 @@ public class StrmanTest {
 
         Arrays.stream(fixture).forEach(el -> assertThat(removeLeft(el, "FOO", false), equalTo("bar")));
     }
+
+    @Test
+    public void removeNonWords_shouldRemoveAllNonWordsFromInputString() throws Exception {
+
+        final String[] fixture = {
+                "foo bar",
+                "foo&bar-",
+                "foobar"
+        };
+
+        Arrays.stream(fixture).forEach(el -> assertThat(removeNonWords(el), equalTo("foobar")));
+    }
 }