[java-intentions] IDEA-365192 Use Object type for lambda type during creation field form usages

GitOrigin-RevId: f7532789d8aa7f3dcf17e1de3238a4a3847e5f42

java/java-impl/src/com/intellij/lang/java/actions/CreateFieldAction.kt

@@ -68,7 +68,10 @@ internal class JavaFieldRenderer(
   }
 
   fun renderField(): PsiField {
-    val fieldType = if (expectedTypes.isNotEmpty()) expectedTypes[0].type else PsiTypes.intType()
+    var fieldType = if (expectedTypes.isNotEmpty()) expectedTypes[0].type else PsiTypes.intType()
+    //something completely broken in this file, let's propose default value - Object
+    if (fieldType is PsiLambdaParameterType ||
+        fieldType is PsiLambdaExpressionType) fieldType = PsiType.getJavaLangObject(targetClass.manager, targetClass.getResolveScope())
     val field = JavaPsiFacade.getElementFactory(project).createField(request.fieldName, fieldType)
 
     // clean template modifiers

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/createFieldFromUsage/afterReferenceLambdaType.java

@@ -0,0 +1,15 @@
+// "Create constant field 'MODULE' in 'Usage'" "true"
+class Usage {
+
+    private static final  MODULE = ;
+
+    void usage() {
+    var type = ()-> System.out.println("");
+    switch (type) {
+      case CLASS -> symbols.add(1);
+      case INTERFACE -> symbols.add(2);
+      case MODULE -> symbols.add(42);
+    }
+  }
+}
+

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/createFieldFromUsage/beforeReferenceLambdaType.java

@@ -0,0 +1,13 @@
+// "Create constant field 'MODULE' in 'Usage'" "true"
+class Usage {
+
+  void usage() {
+    var type = ()-> System.out.println("");
+    switch (type) {
+      case CLASS -> symbols.add(1);
+      case INTERFACE -> symbols.add(2);
+      case <caret>MODULE -> symbols.add(42);
+    }
+  }
+}
+

java/java-tests/testSrc/com/intellij/codeInsight/daemon/impl/quickfix/CreateFieldFromUsageTest.java

@@ -42,6 +42,7 @@ public class CreateFieldFromUsageTest extends LightQuickFixTestCase {
   public void testCreateFromEqualsToPrimitiveType() { doSingleTest(); }
   public void testInsideInterface() { doSingleTest(); }
   public void testReferenceInCall() { doSingleTest(); }
+  public void testReferenceLambdaType() { doSingleTest(); }
   public void testWithAlignment() {
     final CommonCodeStyleSettings settings = CodeStyle.getSettings(getProject()).getCommonSettings(JavaLanguage.INSTANCE);
     boolean old = settings.ALIGN_GROUP_FIELD_DECLARATIONS;