Add ArrayFactory to JetExpression

2014-05-14 14:32:57 +04:00
parent 95f9610f06
commit b423ff3cd7
1 changed files with 11 additions and 0 deletions
@@ -16,9 +16,20 @@

 package org.jetbrains.jet.lang.psi;

+import com.intellij.util.ArrayFactory;
 import org.jetbrains.annotations.NotNull;

 public interface JetExpression extends JetElement {
+    JetExpression[] EMPTY_ARRAY = new JetExpression[0];
+
+    ArrayFactory<JetExpression> ARRAY_FACTORY = new ArrayFactory<JetExpression>() {
+        @NotNull
+        @Override
+        public JetExpression[] create(int count) {
+            return count == 0 ? EMPTY_ARRAY : new JetExpression[count];
+        }
+    };
+
    @Override
    <R, D> R accept(@NotNull JetVisitor<R, D> visitor, D data);
 }