added component1() / component2() methods to Map.Entry along with a test case so that maps can be iterated over via: for ((k, v) in map)

2012-09-14 11:18:35 +01:00
parent 7ad0fd56f3
commit 81d83cd4f0
2 changed files with 27 additions and 0 deletions
@@ -29,6 +29,16 @@ val <K,V> Map.Entry<K,V>.key : K
 val <K,V> Map.Entry<K,V>.value : V
    get() = getValue().sure()

+/** Returns the key of the entry */
+fun <K,V> Map.Entry<K,V>.component1() : K {
+    return getKey().sure()
+}
+
+/** Returns the value of the entry */
+fun <K,V> Map.Entry<K,V>.component2() : V {
+    return getValue().sure()
+}
+
 /**
 * Returns the value for the given key or returns the result of the defaultValue function if there was no entry for the given key
 *