Implement dimensions/set_dimensions in VMArray.

Author: jnthn

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance.java

@@ -10,7 +10,7 @@
  * This is a fairly direct port of the QRPA logic implemented by Patrick Michaud in
  * the NQP repository. Thus the C-ish nature of the code. :-)
  */
-public class VMArrayInstance extends SixModelObject {
+public class VMArrayInstance extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public SixModelObject[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstanceBase.java

@@ -0,0 +1,19 @@
+package org.perl6.nqp.sixmodel.reprs;
+
+import java.lang.System;
+
+import org.perl6.nqp.runtime.ExceptionHandling;
+import org.perl6.nqp.runtime.ThreadContext;
+import org.perl6.nqp.sixmodel.SixModelObject;
+
+public class VMArrayInstanceBase extends SixModelObject {
+    public long[] dimensions(ThreadContext tc) {
+        return new long[] { this.elems(tc) };
+    }
+
+    public void set_dimensions(ThreadContext tc, long[] dims) {
+        if (dims.length != 1)
+            throw ExceptionHandling.dieInternal(tc, "A dynamic array can only have a single dimension");
+        this.set_elems(tc, dims[0]);
+    }
+}

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_i.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_i extends SixModelObject {
+public class VMArrayInstance_i extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public long[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_i16.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_i16 extends SixModelObject {
+public class VMArrayInstance_i16 extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public short[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_i32.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_i32 extends SixModelObject {
+public class VMArrayInstance_i32 extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public int[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_i8.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_i8 extends SixModelObject {
+public class VMArrayInstance_i8 extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public byte[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_n.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_n extends SixModelObject {
+public class VMArrayInstance_n extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public double[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_s.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_s extends SixModelObject {
+public class VMArrayInstance_s extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public String[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_u16.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_u16 extends SixModelObject {
+public class VMArrayInstance_u16 extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public short[] slots;

src/vm/jvm/runtime/org/perl6/nqp/sixmodel/reprs/VMArrayInstance_u32.java

@@ -6,7 +6,7 @@
 import org.perl6.nqp.runtime.ThreadContext;
 import org.perl6.nqp.sixmodel.SixModelObject;
 
-public class VMArrayInstance_u32 extends SixModelObject {
+public class VMArrayInstance_u32 extends VMArrayInstanceBase {
     public int elems;
     public int start;
     public int[] slots;