[FIR JS] Add the dynamic type unsupported checker

compiler/fir/checkers/checkers.jvm/src/org/jetbrains/kotlin/fir/analysis/jvm/checkers/JvmTypeCheckers.kt

@@ -0,0 +1,15 @@
+/*
+ * 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.fir.analysis.jvm.checkers
+
+import org.jetbrains.kotlin.fir.analysis.checkers.declaration.FirDynamicUnsupportedChecker
+import org.jetbrains.kotlin.fir.analysis.checkers.type.*
+
+object JvmTypeCheckers : TypeCheckers() {
+    override val typeRefCheckers: Set<FirTypeRefChecker> = setOf(
+        FirDynamicUnsupportedChecker,
+    )
+}

compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirDynamicUnsupportedChecker.kt

@@ -0,0 +1,26 @@
+/*
+ * 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.fir.analysis.checkers.declaration
+
+import org.jetbrains.kotlin.KtRealSourceElementKind
+import org.jetbrains.kotlin.diagnostics.DiagnosticReporter
+import org.jetbrains.kotlin.diagnostics.reportOn
+import org.jetbrains.kotlin.fir.analysis.checkers.context.CheckerContext
+import org.jetbrains.kotlin.fir.analysis.checkers.type.FirTypeRefChecker
+import org.jetbrains.kotlin.fir.analysis.diagnostics.FirErrors
+import org.jetbrains.kotlin.fir.types.ConeDynamicType
+import org.jetbrains.kotlin.fir.types.FirTypeRef
+import org.jetbrains.kotlin.fir.types.coneTypeSafe
+
+object FirDynamicUnsupportedChecker : FirTypeRefChecker() {
+    override fun check(typeRef: FirTypeRef, context: CheckerContext, reporter: DiagnosticReporter) {
+        // It's assumed this checker is only called
+        // by within the platform that disallows dynamics
+        if (typeRef.coneTypeSafe<ConeDynamicType>() != null) {
+            reporter.reportOn(typeRef.source, FirErrors.UNSUPPORTED, "dynamic type", context)
+        }
+    }
+}

compiler/fir/entrypoint/src/org/jetbrains/kotlin/fir/checkers/CheckersContainers.kt

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.analysis.js.checkers.JsDeclarationCheckers
 import org.jetbrains.kotlin.fir.analysis.js.checkers.JsExpressionCheckers
 import org.jetbrains.kotlin.fir.analysis.jvm.checkers.JvmDeclarationCheckers
 import org.jetbrains.kotlin.fir.analysis.jvm.checkers.JvmExpressionCheckers
+import org.jetbrains.kotlin.fir.analysis.jvm.checkers.JvmTypeCheckers
 import org.jetbrains.kotlin.fir.session.FirSessionFactory
 
 fun FirSessionFactory.FirSessionConfigurator.registerCommonCheckers() {
@@ -27,6 +28,7 @@ fun FirSessionFactory.FirSessionConfigurator.registerExtendedCommonCheckers() {
 fun FirSessionFactory.FirSessionConfigurator.registerJvmCheckers() {
     useCheckers(JvmDeclarationCheckers)
     useCheckers(JvmExpressionCheckers)
+    useCheckers(JvmTypeCheckers)
 }
 
 fun FirSessionFactory.FirSessionConfigurator.registerJsCheckers() {