[KAPT] KT-64301 Report invalid enum value names

Merge-request: KT-MR-13520
Merged-by: Pavel Mikhailovskii <Pavel.Mikhailovskii@jetbrains.com>

plugins/kapt4/src/org/jetbrains/kotlin/kapt4/StubGenerator.kt

@@ -43,6 +43,7 @@ import org.jetbrains.kotlin.psi.psiUtil.parameterIndex
 import org.jetbrains.kotlin.resolve.calls.util.getCalleeExpressionIfAny
 import org.jetbrains.kotlin.utils.toMetadataVersion
 import org.jetbrains.kotlin.kapt3.base.KaptOptions
+import org.jetbrains.kotlin.kapt3.base.javac.kaptError
 import org.jetbrains.kotlin.kapt3.stubs.MembersPositionComparator
 import org.jetbrains.kotlin.psi.psiUtil.children
 import org.jetbrains.kotlin.utils.Printer
@@ -466,7 +467,9 @@ private class StubGenerator(
 
             private fun convertDotQualifiedExpression(dotQualifiedExpression: KtDotQualifiedExpression): String? {
                 val qualifier = dotQualifiedExpression.lastChild as? KtNameReferenceExpression ?: return null
-                val name = qualifier.text.takeIf { isValidIdentifier(it) } ?: "InvalidFieldName"
+                val name = qualifier.text.takeIf { isValidIdentifier(it) } ?: "InvalidFieldName".also {
+                    onError("'${qualifier.text.removeSurrounding("`")}' is an invalid Java enum value name")
+                }
                 val lhs = when (val left = dotQualifiedExpression.firstChild) {
                     is KtNameReferenceExpression -> left.getReferencedName()
                     is KtDotQualifiedExpression -> convertDotQualifiedExpression(left) ?: return null

plugins/kapt4/test/org/jetbrains/kotlin/kapt4/Kapt4Facade.kt

@@ -85,11 +85,7 @@ private fun run(
         WriterBackedKaptLogger(isVerbose = false),
     )
     val onError = { message: String ->
-        if (context.options[KaptFlag.STRICT]) {
-            context.reportKaptError(*message.split("\n").toTypedArray())
-        } else {
-            context.logger.warn(message)
-        }
+        context.reportKaptError(*message.split("\n").toTypedArray())
     }
     return context to generateStubs(module, files, options, onError, metadataRenderer = { renderMetadata(it) })
 }