[Truffle] Moving Kernel#Array to kernel.rb.

Author: bjfish

spec/truffle/tags/core/enumerator/next_values_tags.txt

@@ -1 +1,2 @@
 fails:Enumerator#next_values returns an empty array if yield is called without arguments
+fails:Enumerator#next_values returns an array with only nil if yield is called with nil

spec/truffle/tags/core/enumerator/peek_values_tags.txt

@@ -1 +1,2 @@
 fails:Enumerator#peek_values returns an empty array if yield is called without arguments
+fails:Enumerator#peek_values returns an array with only nil if yield is called with nil

spec/truffle/tags/core/kernel/Array_tags.txt

@@ -257,44 +257,6 @@ public RubyNilClass abort() {
         }
     }
 
-    @CoreMethod(names = "Array", isModuleFunction = true, argumentsAsArray = true)
-    public abstract static class ArrayNode extends CoreMethodNode {
-
-        @Child ArrayBuilderNode arrayBuilderNode;
-
-        public ArrayNode(RubyContext context, SourceSection sourceSection) {
-            super(context, sourceSection);
-            arrayBuilderNode = new ArrayBuilderNode.UninitializedArrayBuilderNode(context);
-        }
-
-        public ArrayNode(ArrayNode prev) {
-            super(prev);
-            arrayBuilderNode = prev.arrayBuilderNode;
-        }
-
-        @Specialization(guards = "isOneArrayElement")
-        public RubyArray arrayOneArrayElement(Object[] args) {
-            return (RubyArray) args[0];
-        }
-
-        @Specialization(guards = "!isOneArrayElement")
-        public RubyArray array(Object[] args) {
-            final int length = args.length;
-            Object store = arrayBuilderNode.start(length);
-
-            for (int n = 0; n < length; n++) {
-                store = arrayBuilderNode.append(store, n, args[n]);
-            }
-
-            return new RubyArray(getContext().getCoreLibrary().getArrayClass(), arrayBuilderNode.finish(store, length), length);
-        }
-
-        protected boolean isOneArrayElement(Object[] args) {
-            return args.length == 1 && args[0] instanceof RubyArray;
-        }
-
-    }
-
     @CoreMethod(names = "at_exit", isModuleFunction = true, needsBlock = true)
     public abstract static class AtExitNode extends CoreMethodNode {
 

truffle/src/main/java/org/jruby/truffle/nodes/core/KernelNodes.java

@@ -28,6 +28,19 @@
 
 module Kernel
 
+  def Array(obj)
+    ary = Rubinius::Type.check_convert_type obj, Array, :to_ary
+
+    return ary if ary
+
+    if array = Rubinius::Type.check_convert_type(obj, Array, :to_a)
+      array
+    else
+      [obj]
+    end
+  end
+  module_function :Array
+
   def Complex(*args)
     Rubinius.privately do
       Complex.convert(*args)