Merge pull request #130 from orhanobut/fix-debug-null

Fix Logger.d(null)

README.md

@@ -9,7 +9,7 @@ Simple, pretty and powerful logger for android
 ### Setup
 Download
 ```groovy
-compile 'com.orhanobut:logger:2.1.0'
+compile 'com.orhanobut:logger:2.1.1'
 ```
 
 Initialize

gradle.properties

@@ -1,4 +1,4 @@
-VERSION_NAME=2.1.0
+VERSION_NAME=2.1.1
 GROUP=com.orhanobut
 
 POM_DESCRIPTION=Simple, Pretty and Advanced Logger

logger/src/main/java/com/orhanobut/logger/Utils.java

@@ -109,6 +109,9 @@ static String logLevel(int value) {
   }
 
   public static String toString(Object object) {
+    if (object == null) {
+      return "null";
+    }
     if (!object.getClass().isArray()) {
       return object.toString();
     }

logger/src/test/java/com.orhanobut.logger/UtilsTest.java

@@ -57,6 +57,10 @@ public class UtilsTest {
     assertThat(Utils.toString(object)).isEqualTo("Test");
   }
 
+  @Test public void toStringWithNull() {
+    assertThat(Utils.toString(null)).isEqualTo("null");
+  }
+
   @Test public void primitiveArrayToString() {
     Object booleanArray = new boolean[]{true, false, true};
     assertThat(Utils.toString(booleanArray)).isEqualTo("[true, false, true]");