Prepare default constructors

[nit.git] / lib / standard / array.nit

diff --git a/lib/standard/array.nit b/lib/standard/array.nit
index ae227ec..5c63068 100644 (file)
--- a/lib/standard/array.nit
+++ b/lib/standard/array.nit
@@ -23,7 +23,7 @@ special IndexedCollection[E]
        meth enlarge(cap: Int) is abstract
 
        # The current length
-       redef readable attr _length: Int
+       redef readable attr _length: Int = 0
        
        redef meth is_empty do return _length == 0
 
@@ -563,13 +563,13 @@ end
 # Native classes ##############################################################
 
 # Subclasses of this class can create native arrays
-class ArrayCapable[E]
+interface ArrayCapable[E]
        # Get a new array of `size' elements.
        protected meth calloc_array(size: Int): NativeArray[E] is intern
 end
 
 # Native C array (void ...).
-class NativeArray[E]
+universal NativeArray[E]
        meth [](index: Int): E is intern
        meth []=(index: Int, item: E) is intern
        meth copy_to(dest: NativeArray[E], length: Int) is intern