inline: support for {} array initializer signature (IDEADEV-40588)

java/java-impl/src/com/intellij/refactoring/inline/InlineConstantFieldProcessor.java

@@ -136,6 +136,14 @@ class InlineConstantFieldProcessor extends BaseRefactoringProcessor {
       break;
     }
 
+    if (initializer1 instanceof PsiArrayInitializerExpression) {
+      final PsiType type = expr.getType();
+      if (type != null) {
+        initializer1 = (PsiExpression)initializer1.replace(
+          (PsiNewExpression)JavaPsiFacade.getInstance(expr.getProject()).getElementFactory()
+            .createExpressionFromText("new " + type.getCanonicalText() + initializer1.getText(), initializer1));
+      }
+    }
     myField.normalizeDeclaration();
     ChangeContextUtil.encodeContextInfo(initializer1, true);
     PsiElement element = expr.replace(initializer1);

java/java-tests/testData/refactoring/inlineLocal/ArrayInitializer.java

@@ -0,0 +1,7 @@
+class Test {
+
+  String[] get(){
+    String[] to<caret>Inline = {""};
+    return toInline;
+  }
+}

java/java-tests/testData/refactoring/inlineLocal/ArrayInitializer.java.after

@@ -0,0 +1,6 @@
+class Test {
+
+  String[] get(){
+      return new String[]{""};
+  }
+}

java/java-tests/testData/refactoring/inlineLocal/NewExpression.java

@@ -0,0 +1,7 @@
+class Test {
+
+  String[] get(){
+    String[] to<caret>Inline = new String[]{""};
+    return toInline;
+  }
+}

java/java-tests/testData/refactoring/inlineLocal/NewExpression.java.after

@@ -0,0 +1,6 @@
+class Test {
+
+  String[] get(){
+      return new String[]{""};
+  }
+}

java/java-tests/testSrc/com/intellij/refactoring/inline/InlineLocalTest.java

@@ -58,6 +58,14 @@ public class InlineLocalTest extends LightCodeInsightTestCase {
     doTest(true);
   }
 
+  public void testArrayInitializer() throws Exception {
+    doTest(false);
+  }
+
+  public void testNewExpression() throws Exception {
+    doTest(false);
+  }
+
   public void testAugmentedAssignment() throws Exception {
     String exception = null;
     try {