[FIR] Introduce FirDeclarationAttributes for FirDeclaration

2020-05-07 17:29:21 +03:00
parent b348ae689a
commit 239837fd14
71 changed files with 181 additions and 9 deletions
@@ -57,6 +57,8 @@ class FirJavaClass @FirImplementationDetail internal constructor(
    override val origin: FirDeclarationOrigin
        get() = FirDeclarationOrigin.Java

+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
+
    override val companionObject: FirRegularClass?
        get() = null

@@ -54,6 +54,8 @@ class FirJavaConstructor @FirImplementationDetail constructor(
    override val origin: FirDeclarationOrigin
        get() = FirDeclarationOrigin.Java

+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
+
    override val controlFlowGraphReference: FirControlFlowGraphReference get() = FirEmptyControlFlowGraphReference

    override fun <D> transformValueParameters(transformer: FirTransformer<D>, data: D): FirJavaConstructor {
@@ -56,6 +56,8 @@ class FirJavaField @FirImplementationDetail constructor(
    override val origin: FirDeclarationOrigin
        get() = FirDeclarationOrigin.Java

+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
+
    override fun <D> transformReturnTypeRef(transformer: FirTransformer<D>, data: D): FirField {
        returnTypeRef = returnTypeRef.transformSingle(transformer, data)
        return this
@@ -27,6 +27,7 @@ abstract class FirAnonymousFunction : FirFunction<FirAnonymousFunction>, FirExpr
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val annotations: List<FirAnnotationCall>
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
@@ -24,6 +24,7 @@ abstract class FirAnonymousInitializer : FirPureAbstractElement(), FirDeclaratio
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract val body: FirBlock?
    abstract override val symbol: FirAnonymousInitializerSymbol
    abstract val controlFlowGraphReference: FirControlFlowGraphReference
@@ -26,6 +26,7 @@ abstract class FirAnonymousObject : FirClass<FirAnonymousObject>, FirExpression(
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val typeParameters: List<FirTypeParameterRef>
    abstract override val classKind: ClassKind
    abstract override val superTypeRefs: List<FirTypeRef>
@@ -23,6 +23,7 @@ interface FirCallableDeclaration<F : FirCallableDeclaration<F>> : FirTypedDeclar
    override val session: FirSession
    override val resolvePhase: FirResolvePhase
    override val origin: FirDeclarationOrigin
+    override val attributes: FirDeclarationAttributes
    override val annotations: List<FirAnnotationCall>
    override val returnTypeRef: FirTypeRef
    val receiverTypeRef: FirTypeRef?
@@ -23,6 +23,7 @@ interface FirCallableMemberDeclaration<F : FirCallableMemberDeclaration<F>> : Fi
    override val session: FirSession
    override val resolvePhase: FirResolvePhase
    override val origin: FirDeclarationOrigin
+    override val attributes: FirDeclarationAttributes
    override val annotations: List<FirAnnotationCall>
    override val returnTypeRef: FirTypeRef
    override val receiverTypeRef: FirTypeRef?
@@ -26,6 +26,7 @@ interface FirClass<F : FirClass<F>> : FirClassLikeDeclaration<F>, FirStatement,
    override val session: FirSession
    override val resolvePhase: FirResolvePhase
    override val origin: FirDeclarationOrigin
+    override val attributes: FirDeclarationAttributes
    override val typeParameters: List<FirTypeParameterRef>
    override val symbol: FirClassSymbol<F>
    val classKind: ClassKind
@@ -23,6 +23,7 @@ interface FirClassLikeDeclaration<F : FirClassLikeDeclaration<F>> : FirDeclarati
    override val session: FirSession
    override val resolvePhase: FirResolvePhase
    override val origin: FirDeclarationOrigin
+    override val attributes: FirDeclarationAttributes
    override val annotations: List<FirAnnotationCall>
    override val symbol: FirClassLikeSymbol<F>

@@ -27,6 +27,7 @@ abstract class FirConstructor : FirPureAbstractElement(), FirFunction<FirConstru
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract override val typeParameters: List<FirTypeParameterRef>
@@ -20,6 +20,7 @@ interface FirDeclaration : FirElement {
    val session: FirSession
    val resolvePhase: FirResolvePhase
    val origin: FirDeclarationOrigin
+    val attributes: FirDeclarationAttributes

    override fun <R, D> accept(visitor: FirVisitor<R, D>, data: D): R = visitor.visitDeclaration(this, data)

@@ -26,6 +26,7 @@ abstract class FirEnumEntry : FirVariable<FirEnumEntry>(), FirCallableMemberDecl
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract override val name: Name
@@ -27,6 +27,7 @@ abstract class FirErrorFunction : FirPureAbstractElement(), FirFunction<FirError
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val annotations: List<FirAnnotationCall>
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
@@ -26,6 +26,7 @@ abstract class FirField : FirVariable<FirField>(), FirTypeParametersOwner, FirCa
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract override val name: Name
@@ -24,6 +24,7 @@ abstract class FirFile : FirPureAbstractElement(), FirAnnotationContainer, FirDe
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract val imports: List<FirImport>
    abstract val declarations: List<FirDeclaration>
    abstract val name: String
@@ -27,6 +27,7 @@ interface FirFunction<F : FirFunction<F>> : FirCallableDeclaration<F>, FirTarget
    override val session: FirSession
    override val resolvePhase: FirResolvePhase
    override val origin: FirDeclarationOrigin
+    override val attributes: FirDeclarationAttributes
    override val annotations: List<FirAnnotationCall>
    override val returnTypeRef: FirTypeRef
    override val receiverTypeRef: FirTypeRef?
@@ -21,6 +21,7 @@ interface FirMemberDeclaration : FirDeclaration, FirAnnotationContainer {
    override val session: FirSession
    override val resolvePhase: FirResolvePhase
    override val origin: FirDeclarationOrigin
+    override val attributes: FirDeclarationAttributes
    override val annotations: List<FirAnnotationCall>
    val typeParameters: List<FirTypeParameterRef>
    val status: FirDeclarationStatus
@@ -28,6 +28,7 @@ abstract class FirProperty : FirVariable<FirProperty>(), FirTypeParametersOwner,
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract override val name: Name
@@ -26,6 +26,7 @@ abstract class FirPropertyAccessor : FirPureAbstractElement(), FirFunction<FirPr
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract override val controlFlowGraphReference: FirControlFlowGraphReference
@@ -27,6 +27,7 @@ abstract class FirRegularClass : FirPureAbstractElement(), FirMemberDeclaration,
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val annotations: List<FirAnnotationCall>
    abstract override val typeParameters: List<FirTypeParameterRef>
    abstract override val status: FirDeclarationStatus
@@ -27,6 +27,7 @@ abstract class FirSealedClass : FirRegularClass() {
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val annotations: List<FirAnnotationCall>
    abstract override val typeParameters: List<FirTypeParameterRef>
    abstract override val status: FirDeclarationStatus
@@ -28,6 +28,7 @@ abstract class FirSimpleFunction : FirPureAbstractElement(), FirFunction<FirSimp
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract override val controlFlowGraphReference: FirControlFlowGraphReference
@@ -24,6 +24,7 @@ abstract class FirTypeAlias : FirPureAbstractElement(), FirClassLikeDeclaration<
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val status: FirDeclarationStatus
    abstract override val typeParameters: List<FirTypeParameter>
    abstract val name: Name
@@ -27,6 +27,7 @@ abstract class FirTypeParameter : FirPureAbstractElement(), FirTypeParameterRef,
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract val name: Name
    abstract override val symbol: FirTypeParameterSymbol
    abstract val variance: Variance
@@ -22,6 +22,7 @@ interface FirTypedDeclaration : FirDeclaration, FirAnnotationContainer {
    override val session: FirSession
    override val resolvePhase: FirResolvePhase
    override val origin: FirDeclarationOrigin
+    override val attributes: FirDeclarationAttributes
    override val annotations: List<FirAnnotationCall>
    val returnTypeRef: FirTypeRef

@@ -25,6 +25,7 @@ abstract class FirValueParameter : FirVariable<FirValueParameter>() {
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract override val name: Name
@@ -27,6 +27,7 @@ abstract class FirVariable<F : FirVariable<F>> : FirPureAbstractElement(), FirCa
    abstract override val session: FirSession
    abstract override val resolvePhase: FirResolvePhase
    abstract override val origin: FirDeclarationOrigin
+    abstract override val attributes: FirDeclarationAttributes
    abstract override val returnTypeRef: FirTypeRef
    abstract override val receiverTypeRef: FirTypeRef?
    abstract val name: Name
@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousFunction
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousInitializer
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.impl.FirAnonymousInitializerImpl
@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousObject
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirEnumEntry
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirErrorFunction
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirField
@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirFile
 import org.jetbrains.kotlin.fir.declarations.FirImport
@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -14,6 +14,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirProperty
@@ -12,6 +12,7 @@ import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
 import org.jetbrains.kotlin.fir.contracts.impl.FirEmptyContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
@@ -11,6 +11,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.builder.FirAnnotationContainerBuilder
 import org.jetbrains.kotlin.fir.builder.FirBuilderDsl
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirLabel
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousFunction
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
@@ -44,6 +45,7 @@ internal class FirAnonymousFunctionImpl(
    override val typeParameters: MutableList<FirTypeParameter>,
 ) : FirAnonymousFunction() {
    override var resolvePhase: FirResolvePhase = FirResolvePhase.DECLARATIONS
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()

    init {
        symbol.bind(this)
@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousInitializer
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.expressions.FirBlock
@@ -29,6 +30,7 @@ internal class FirAnonymousInitializerImpl(
    override var body: FirBlock?,
    override val symbol: FirAnonymousInitializerSymbol,
 ) : FirAnonymousInitializer() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference

    init {
@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirAnonymousObject
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameterRef
@@ -40,6 +41,7 @@ internal class FirAnonymousObjectImpl(
    override var typeRef: FirTypeRef,
    override val symbol: FirAnonymousObjectSymbol,
 ) : FirAnonymousObject() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference

    init {
@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
@@ -44,6 +45,7 @@ internal class FirClassImpl(
    override var companionObject: FirRegularClass?,
    override val superTypeRefs: MutableList<FirTypeRef>,
 ) : FirRegularClass() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val hasLazyNestedClassifiers: Boolean get() = false
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference

@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -44,6 +45,7 @@ internal class FirConstructorImpl(
    override var delegatedConstructor: FirDelegatedConstructorCall?,
    override var body: FirBlock?,
 ) : FirConstructor() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference
    override val isPrimary: Boolean get() = false

@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -45,6 +46,7 @@ internal class FirDefaultSetterValueParameter(
    override val isNoinline: Boolean,
    override val isVararg: Boolean,
 ) : FirValueParameter() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val name: Name = Name.identifier("value")

    init {
@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirEnumEntry
@@ -41,6 +42,7 @@ internal class FirEnumEntryImpl(
    override var status: FirDeclarationStatus,
    override val containerSource: DeserializedContainerSource?,
 ) : FirEnumEntry() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val receiverTypeRef: FirTypeRef? get() = null
    override val delegate: FirExpression? get() = null
    override val delegateFieldSymbol: FirDelegateFieldSymbol<FirEnumEntry>? get() = null
@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirErrorFunction
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -38,6 +39,7 @@ internal class FirErrorFunctionImpl(
    override val symbol: FirErrorFunctionSymbol,
    override val typeParameters: MutableList<FirTypeParameter>,
 ) : FirErrorFunction() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override var returnTypeRef: FirTypeRef = FirErrorTypeRefImpl(null, diagnostic)
    override val receiverTypeRef: FirTypeRef? get() = null
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference
@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirField
@@ -41,6 +42,7 @@ internal class FirFieldImpl(
    override var status: FirDeclarationStatus,
    override val containerSource: DeserializedContainerSource?,
 ) : FirField() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val receiverTypeRef: FirTypeRef? get() = null
    override val initializer: FirExpression? get() = null
    override val delegate: FirExpression? get() = null
@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirFile
 import org.jetbrains.kotlin.fir.declarations.FirImport
@@ -32,6 +33,8 @@ internal class FirFileImpl(
    override val name: String,
    override val packageFqName: FqName,
 ) : FirFile() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
+
    override fun <R, D> acceptChildren(visitor: FirVisitor<R, D>, data: D) {
        annotations.forEach { it.accept(visitor, data) }
        imports.forEach { it.accept(visitor, data) }
@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirConstructor
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -44,6 +45,7 @@ internal class FirPrimaryConstructor(
    override var delegatedConstructor: FirDelegatedConstructorCall?,
    override var body: FirBlock?,
 ) : FirConstructor() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference
    override val isPrimary: Boolean get() = true

@@ -10,6 +10,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
@@ -44,6 +45,7 @@ open class FirPropertyAccessorImpl @FirImplementationDetail constructor(
    override val annotations: MutableList<FirAnnotationCall>,
    override val typeParameters: MutableList<FirTypeParameter>,
 ) : FirPropertyAccessor() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val receiverTypeRef: FirTypeRef? get() = null
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference
    override val isSetter: Boolean get() = !isGetter
@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirProperty
@@ -51,6 +52,7 @@ internal class FirPropertyImpl(
    override val typeParameters: MutableList<FirTypeParameter>,
    override var status: FirDeclarationStatus,
 ) : FirProperty() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val isVal: Boolean get() = !isVar
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference
    override val backingFieldSymbol: FirBackingFieldSymbol = FirBackingFieldSymbol(symbol.callableId)
@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.declarations.FirDeclaration
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
@@ -47,6 +48,7 @@ internal class FirSealedClassImpl(
    override val superTypeRefs: MutableList<FirTypeRef>,
    override val inheritors: MutableList<ClassId>,
 ) : FirSealedClass() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val hasLazyNestedClassifiers: Boolean get() = false
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
 import org.jetbrains.kotlin.fir.contracts.FirContractDescription
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -47,6 +48,7 @@ open class FirSimpleFunctionImpl @FirImplementationDetail constructor(
    override val annotations: MutableList<FirAnnotationCall>,
    override val typeParameters: MutableList<FirTypeParameter>,
 ) : FirSimpleFunction() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override var controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference

    init {
@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationStatus
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -35,6 +36,8 @@ internal class FirTypeAliasImpl(
    override var expandedTypeRef: FirTypeRef,
    override val annotations: MutableList<FirAnnotationCall>,
 ) : FirTypeAlias() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
+
    init {
        symbol.bind(this)
    }
@@ -7,6 +7,7 @@ package org.jetbrains.kotlin.fir.declarations.impl

 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
 import org.jetbrains.kotlin.fir.declarations.FirTypeParameter
@@ -34,6 +35,8 @@ internal class FirTypeParameterImpl(
    override val bounds: MutableList<FirTypeRef>,
    override val annotations: MutableList<FirAnnotationCall>,
 ) : FirTypeParameter() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
+
    init {
        symbol.bind(this)
    }
@@ -8,6 +8,7 @@ package org.jetbrains.kotlin.fir.declarations.impl
 import org.jetbrains.kotlin.fir.FirImplementationDetail
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.FirSourceElement
+import org.jetbrains.kotlin.fir.declarations.FirDeclarationAttributes
 import org.jetbrains.kotlin.fir.declarations.FirDeclarationOrigin
 import org.jetbrains.kotlin.fir.declarations.FirPropertyAccessor
 import org.jetbrains.kotlin.fir.declarations.FirResolvePhase
@@ -39,6 +40,7 @@ open class FirValueParameterImpl @FirImplementationDetail constructor(
    override val isNoinline: Boolean,
    override val isVararg: Boolean,
 ) : FirValueParameter() {
+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
    override val receiverTypeRef: FirTypeRef? get() = null
    override val initializer: FirExpression? get() = null
    override val delegate: FirExpression? get() = null
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2010-2020 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.declarations
+
+import org.jetbrains.kotlin.fir.utils.AttributeArrayOwner
+import org.jetbrains.kotlin.fir.utils.NullableArrayMapAccessor
+import org.jetbrains.kotlin.fir.utils.TypeRegistry
+import kotlin.properties.ReadWriteProperty
+import kotlin.reflect.KClass
+import kotlin.reflect.KProperty
+
+abstract class FirDeclarationDataKey
+
+class FirDeclarationAttributes : AttributeArrayOwner<FirDeclarationDataKey, Any>() {
+    override val typeRegistry: TypeRegistry<FirDeclarationDataKey, Any>
+        get() = FirDeclarationDataRegistry
+
+    internal operator fun set(key: KClass<out FirDeclarationDataKey>, value: Any) {
+        registerComponent(key, value)
+    }
+}
+
+/*
+ * Example of adding new attribute for declaration:
+ *
+ *    object SomeKey : FirDeclarationDataKey()
+ *    var FirDeclaration.someString: String? by FirDeclarationDataRegistry.data(SomeKey)
+ */
+object FirDeclarationDataRegistry : TypeRegistry<FirDeclarationDataKey, Any>() {
+    fun <K : FirDeclarationDataKey, V : Any> data(key: K): ReadWriteProperty<FirDeclaration, V?> {
+        val kClass = key::class
+        return DeclarationDataAccessor(generateNullableAccessor(kClass), kClass)
+    }
+
+    private class DeclarationDataAccessor<V : Any>(
+        val dataAccessor: NullableArrayMapAccessor<FirDeclarationDataKey, Any, V>,
+        val key: KClass<out FirDeclarationDataKey>
+    ) : ReadWriteProperty<FirDeclaration, V?> {
+        override fun getValue(thisRef: FirDeclaration, property: KProperty<*>): V? {
+            return dataAccessor.getValue(thisRef.attributes, property)
+        }
+
+        override fun setValue(thisRef: FirDeclaration, property: KProperty<*>, value: V?) {
+            if (value != null) {
+                thisRef.attributes[key] = value
+            }
+        }
+    }
+}
@@ -71,6 +71,8 @@ class FirSyntheticProperty(

    override val controlFlowGraphReference: FirControlFlowGraphReference = FirEmptyControlFlowGraphReference

+    override val attributes: FirDeclarationAttributes = FirDeclarationAttributes()
+
    // ???
    override val backingFieldSymbol: FirBackingFieldSymbol = FirBackingFieldSymbol(symbol.callableId)

@@ -60,6 +60,9 @@ class FirSyntheticPropertyAccessor(
    override val body: FirBlock?
        get() = delegate.body

+    override val attributes: FirDeclarationAttributes
+        get() = delegate.attributes
+
    override val symbol: FirPropertyAccessorSymbol = FirPropertyAccessorSymbol().apply {
        bind(this@FirSyntheticPropertyAccessor)
    }
@@ -6,10 +6,7 @@
 package org.jetbrains.kotlin.fir.tree.generator

 import org.jetbrains.kotlin.fir.tree.generator.context.AbstractBuilderConfigurator
-import org.jetbrains.kotlin.fir.tree.generator.model.Element
-import org.jetbrains.kotlin.fir.tree.generator.model.Field
-import org.jetbrains.kotlin.fir.tree.generator.model.Implementation
-import org.jetbrains.kotlin.fir.tree.generator.model.LeafBuilder
+import org.jetbrains.kotlin.fir.tree.generator.model.*
 import org.jetbrains.kotlin.fir.tree.generator.util.traverseParents

 object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTreeBuilder) {
@@ -32,13 +29,13 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree

        val classBuilder by builder {
            parents += annotationContainerBuilder
-            fields from klass without listOf("symbol", "resolvePhase")
+            fields from klass without listOf("symbol", "resolvePhase", "attributes")
        }

        val regularClassBuilder by builder("AbstractFirRegularClassBuilder") {
            parents += classBuilder
            parents += typeParameterRefsOwnerBuilder
-            fields from regularClass
+            fields from regularClass without "attributes"
        }

        val qualifiedAccessBuilder by builder {
@@ -55,7 +52,7 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree

        val functionBuilder by builder {
            parents += annotationContainerBuilder
-            fields from function without listOf("symbol", "resolvePhase", "controlFlowGraphReference", "receiverTypeRef", "typeParameters")
+            fields from function without listOf("symbol", "resolvePhase", "controlFlowGraphReference", "receiverTypeRef", "typeParameters", "attributes")
        }

        val loopJumpBuilder by builder {
@@ -64,7 +61,7 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree

        val abstractConstructorBuilder by builder {
            parents += functionBuilder
-            fields from constructor without "isPrimary"
+            fields from constructor without listOf("isPrimary", "attributes")
        }

        for (constructorType in listOf("FirPrimaryConstructor", "FirConstructorImpl")) {
@@ -330,6 +327,13 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
        ) {
            defaultNull(it)
        }
+
+//        configureFieldInAllIntermediateBuilders(
+//            field = "attributes",
+//            fieldPredicate = { it.type == declarationAttributesType.type }
+//        ) {
+//
+//        }
    }

    private inline fun findImplementationsWithElementInParents(
@@ -364,4 +368,18 @@ object BuilderConfigurator : AbstractBuilderConfigurator<FirTreeBuilder>(FirTree
        }
    }

+    private fun configureFieldInAllIntermediateBuilders(
+        field: String,
+        builderPredicate: ((IntermediateBuilder) -> Boolean)? = null,
+        fieldPredicate: ((Field) -> Boolean)? = null,
+        init: IntermediateBuilderConfigurationContext.(field: String) -> Unit
+    ) {
+        for (builder in FirTreeBuilder.intermediateBuilders) {
+            if (builderPredicate != null && !builderPredicate(builder)) continue
+            if (!builder.allFields.any { it.name == field }) continue
+            if (fieldPredicate != null && !fieldPredicate(builder[field])) continue
+            IntermediateBuilderConfigurationContext(builder).init(field)
+        }
+    }
+
 }
@@ -494,5 +494,12 @@ object ImplementationConfigurator : AbstractFirTreeImplementationConfigurator()
            default(it, "FirImplicitTypeRefImpl(null)")
            useTypes(implicitTypeRefType)
        }
+
+        configureFieldInAllImplementations(
+            field = "attributes",
+            fieldPredicate = { it.type == declarationAttributesType.type }
+        ) {
+            default(it, "${declarationAttributesType.type}()")
+        }
    }
 }
@@ -74,6 +74,7 @@ object NodeConfigurator : AbstractFieldConfigurator<FirTreeBuilder>(FirTreeBuild
            +field("session", firSessionType)
            +field("resolvePhase", resolvePhaseType, withReplace = true).apply { isMutable = true }
            +field("origin", declarationOriginType)
+            +field("attributes", declarationAttributesType)
        }

        typedDeclaration.configure {
@@ -70,4 +70,5 @@ val coneStubDiagnosticType = generatedType("diagnostics", "ConeStubDiagnostic")

 val dslBuilderAnnotationType = generatedType("builder", "FirBuilderDsl")
 val firImplementationDetailType = generatedType("FirImplementationDetail")
-val declarationOriginType = generatedType("declarations", "FirDeclarationOrigin")
+val declarationOriginType = generatedType("declarations", "FirDeclarationOrigin")
+val declarationAttributesType = generatedType("declarations", "FirDeclarationAttributes")