map(): Take into account size of collection being transformed when allocating ArrayList.

#KT-7832 Fixed.
2015-05-25 20:52:31 +03:00
parent c9afb407f1
commit 45c82f2844
2 changed files with 19 additions and 13 deletions
@@ -74,7 +74,13 @@ fun mapping(): List<GenericFunction> {
        typeParam("R")
        returns("List<R>")
        body {
-            "return mapTo(ArrayList<R>(), transform)"
+            "return mapTo(ArrayList<R>(collectionSizeOrDefault(10)), transform)"
+        }
+        body(ArraysOfObjects, ArraysOfPrimitives, Maps) {
+            "return mapTo(ArrayList<R>(size()), transform)"
+        }
+        body(Strings) {
+            "return mapTo(ArrayList<R>(length()), transform)"
        }

        inline(false, Sequences)