Work around referencing an internal IntelliJ API class

src/main/kotlin/com/chylex/intellij/inspectionlens/editor/lens/IntentionsPopup.kt

@@ -2,7 +2,6 @@ package com.chylex.intellij.inspectionlens.editor.lens
 
 import com.intellij.codeInsight.daemon.impl.IntentionsUI
 import com.intellij.codeInsight.hint.HintManager
-import com.intellij.codeInsight.intention.actions.ShowIntentionActionsAction
 import com.intellij.codeInsight.intention.impl.ShowIntentionActionsHandler
 import com.intellij.lang.LangBundle
 import com.intellij.openapi.actionSystem.ActionManager
@@ -26,7 +25,7 @@ internal object IntentionsPopup {
 		// If the IDE uses the default Show Intentions action and handler,
 		// use the handler directly to bypass additional logic from the action.
 		val action = ActionManager.getInstance().getAction(IdeActions.ACTION_SHOW_INTENTION_ACTIONS)
-		if (action.javaClass === ShowIntentionActionsAction::class.java) {
+		if (action.javaClass.name === DEFAULT_ACTION_CLASS) {
 			return tryShowWithDefaultHandler(editor)
 		}
 		else {
@@ -46,6 +45,11 @@ internal object IntentionsPopup {
 		return true
 	}
 	
+	/**
+	 * New IDEA versions mark this class as internal, so the plugin verifier flags references to it as errors.
+	 */
+	const val DEFAULT_ACTION_CLASS = "com.intellij.codeInsight.intention.actions.ShowIntentionActionsAction"
+	
 	private val HANDLER = object : ShowIntentionActionsHandler() {
 		public override fun showIntentionHint(project: Project, editor: Editor, file: PsiFile, showFeedbackOnEmptyMenu: Boolean) {
 			super.showIntentionHint(project, editor, file, showFeedbackOnEmptyMenu)

src/test/kotlin/com/chylex/intellij/inspectionlens/editor/lens/IntentionsPopupTest.kt

@@ -0,0 +1,12 @@
+package com.chylex.intellij.inspectionlens.editor.lens
+
+import com.intellij.codeInsight.intention.actions.ShowIntentionActionsAction
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Test
+
+class IntentionsPopupTest {
+	@Test
+	fun showIntentionActionsActionClassHasNotChanged() {
+		assertEquals(IntentionsPopup.DEFAULT_ACTION_CLASS, ShowIntentionActionsAction::class.java.name)
+	}
+}