IC IDE: Add intention to add @JvmInline annotation to value class on JVM

#KTIJ-5663 Fixed

idea/idea-frontend-independent/resources-en/messages/KotlinBundle.properties

@@ -1636,6 +1636,7 @@ add.braces=Add braces
 add.indices.to.for.loop=Add indices to 'for' loop
 add.jvmoverloads.annotation=Add '@JvmOverloads' annotation
 add.jvmstatic.annotation=Add '@JvmStatic' annotation
+add.jvminline.annotation=Add '@JvmInline' annotation
 add.labeled.return.to.last.expression.in.a.lambda=Add labeled return to last expression in a lambda
 add.missing.component=Add missing component
 add.names.to.call.arguments=Add names to call arguments

idea/resources/META-INF/inspections.xml

@@ -360,6 +360,11 @@
       <category>Kotlin</category>
     </intentionAction>
 
+    <intentionAction>
+      <className>org.jetbrains.kotlin.idea.intentions.AddJvmInlineIntention</className>
+      <category>Kotlin</category>
+    </intentionAction>
+
     <intentionAction>
       <className>org.jetbrains.kotlin.idea.intentions.RemoveArgumentNameIntention</className>
       <category>Kotlin</category>

idea/src/org/jetbrains/kotlin/idea/intentions/AddJvmInlineIntention.kt

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.idea.intentions
+
+import com.intellij.codeInsight.intention.HighPriorityAction
+import com.intellij.codeInsight.intention.IntentionAction
+import com.intellij.openapi.editor.Editor
+import com.intellij.openapi.project.Project
+import com.intellij.openapi.util.TextRange
+import org.jetbrains.kotlin.diagnostics.Diagnostic
+import org.jetbrains.kotlin.idea.KotlinBundle
+import org.jetbrains.kotlin.idea.quickfix.KotlinQuickFixAction
+import org.jetbrains.kotlin.idea.quickfix.KotlinSingleIntentionActionFactory
+import org.jetbrains.kotlin.idea.util.addAnnotation
+import org.jetbrains.kotlin.idea.util.application.runWriteAction
+import org.jetbrains.kotlin.lexer.KtTokens
+import org.jetbrains.kotlin.psi.KtClass
+import org.jetbrains.kotlin.psi.KtFile
+import org.jetbrains.kotlin.psi.KtModifierListOwner
+import org.jetbrains.kotlin.psi.KtNamedDeclaration
+import org.jetbrains.kotlin.psi.psiUtil.getParentOfType
+import org.jetbrains.kotlin.resolve.JVM_INLINE_ANNOTATION_FQ_NAME
+import org.jetbrains.kotlin.resolve.jvm.diagnostics.ErrorsJvm
+
+class AddJvmInlineIntention : SelfTargetingRangeIntention<KtClass>(
+    KtClass::class.java,
+    KotlinBundle.lazyMessage("add.jvminline.annotation")
+), HighPriorityAction {
+    override fun applyTo(element: KtClass, editor: Editor?) {
+        runWriteAction {
+            element.addAnnotation(JVM_INLINE_ANNOTATION_FQ_NAME)
+        }
+    }
+
+    override fun applicabilityRange(element: KtClass): TextRange? {
+        if (!element.isValue()) return null
+
+        val modifier = element.modifierList?.getModifier(KtTokens.VALUE_KEYWORD) ?: return null
+        return modifier.textRange
+    }
+
+    companion object : KotlinSingleIntentionActionFactory() {
+        override fun createAction(diagnostic: Diagnostic): IntentionAction? {
+            val valueModifier = ErrorsJvm.VALUE_CLASS_WITHOUT_JVM_INLINE_ANNOTATION.cast(diagnostic)
+            val modifierListOwner = valueModifier.psiElement.getParentOfType<KtModifierListOwner>(strict = true) ?: return null
+            return if (valueModifier != null) AddJvmInlineIntention() else null
+        }
+    }
+}

idea/testData/intentions/addJvmInline/.intention

@@ -0,0 +1 @@
+org.jetbrains.kotlin.idea.intentions.AddJvmInlineIntention

idea/testData/intentions/addJvmInline/valueClass.kt

@@ -0,0 +1,6 @@
+// WITH_RUNTIME
+
+// ERROR: Value classes without @JvmInline annotation are not supported yet
+// SKIP_ERRORS_AFTER
+
+<caret>value class VC(val i: Int)

idea/testData/intentions/addJvmInline/valueClass.kt.after

@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+
+// ERROR: Value classes without @JvmInline annotation are not supported yet
+// SKIP_ERRORS_AFTER
+
+@JvmInline
+value class VC(val i: Int)

idea/tests/org/jetbrains/kotlin/idea/intentions/IntentionTestGenerated.java

@@ -932,6 +932,24 @@ public class IntentionTestGenerated extends AbstractIntentionTest {
         }
     }
 
+    @TestMetadata("idea/testData/intentions/addJvmInline")
+    @TestDataPath("$PROJECT_ROOT")
+    @RunWith(JUnit3RunnerWithInners.class)
+    public static class AddJvmInline extends AbstractIntentionTest {
+        private void runTest(String testDataFilePath) throws Exception {
+            KotlinTestUtils.runTest(this::doTest, this, testDataFilePath);
+        }
+
+        public void testAllFilesPresentInAddJvmInline() throws Exception {
+            KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("idea/testData/intentions/addJvmInline"), Pattern.compile("^([\\w\\-_]+)\\.(kt|kts)$"), null, true);
+        }
+
+        @TestMetadata("valueClass.kt")
+        public void testValueClass() throws Exception {
+            runTest("idea/testData/intentions/addJvmInline/valueClass.kt");
+        }
+    }
+
     @TestMetadata("idea/testData/intentions/addJvmOverloads")
     @TestDataPath("$PROJECT_ROOT")
     @RunWith(JUnit3RunnerWithInners.class)