[FIR] Add configurable language version settings to FirSessionFactories

compiler/fir/entrypoint/src/org/jetbrains/kotlin/fir/session/ComponentsContainers.kt

@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.fir.session
 
+import org.jetbrains.kotlin.config.LanguageVersionSettings
 import org.jetbrains.kotlin.fir.*
 import org.jetbrains.kotlin.fir.analysis.CheckersComponent
 import org.jetbrains.kotlin.fir.extensions.FirExtensionService
@@ -26,7 +27,7 @@ import org.jetbrains.kotlin.fir.types.FirCorrespondingSupertypesCache
 // -------------------------- Required components --------------------------
 
 @OptIn(SessionConfiguration::class)
-fun FirSession.registerCommonComponents() {
+fun FirSession.registerCommonComponents(languageVersionSettings: LanguageVersionSettings) {
     register(FirDeclaredMemberScopeProvider::class, FirDeclaredMemberScopeProvider())
     register(FirCorrespondingSupertypesCache::class, FirCorrespondingSupertypesCache(this))
     register(FirDefaultParametersResolver::class, FirDefaultParametersResolver())
@@ -35,7 +36,7 @@ fun FirSession.registerCommonComponents() {
     register(FirRegisteredPluginAnnotations::class, FirRegisteredPluginAnnotations.create(this))
     register(FirPredicateBasedProvider::class, FirPredicateBasedProvider.create(this))
     register(GeneratedClassIndex::class, GeneratedClassIndex.create())
-    register(FirLanguageSettingsComponent::class, FirLanguageSettingsComponent(this))
+    register(FirLanguageSettingsComponent::class, FirLanguageSettingsComponent(languageVersionSettings))
     register(InferenceComponents::class, InferenceComponents(this))
 }
 

compiler/fir/entrypoint/src/org/jetbrains/kotlin/fir/session/FirSessionFactory.kt

@@ -10,7 +10,8 @@ import com.intellij.psi.PsiElementFinder
 import com.intellij.psi.search.GlobalSearchScope
 import org.jetbrains.annotations.TestOnly
 import org.jetbrains.kotlin.analyzer.ModuleInfo
-import org.jetbrains.kotlin.fir.FirModuleBasedSession
+import org.jetbrains.kotlin.config.LanguageVersionSettings
+import org.jetbrains.kotlin.config.LanguageVersionSettingsImpl
 import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.PrivateSessionConstructor
 import org.jetbrains.kotlin.fir.SessionConfiguration
@@ -62,10 +63,11 @@ object FirSessionFactory {
         sessionProvider: FirProjectSessionProvider,
         scope: GlobalSearchScope,
         dependenciesProvider: FirSymbolProvider? = null,
+        languageVersionSettings: LanguageVersionSettings = LanguageVersionSettingsImpl.DEFAULT,
         init: FirSessionConfigurator.() -> Unit = {}
     ): FirJavaModuleBasedSession {
         return FirJavaModuleBasedSession(moduleInfo, sessionProvider).apply {
-            registerCommonComponents()
+            registerCommonComponents(languageVersionSettings)
             registerResolveComponents()
             registerJavaSpecificResolveComponents()
 
@@ -101,7 +103,8 @@ object FirSessionFactory {
         sessionProvider: FirProjectSessionProvider,
         scope: GlobalSearchScope,
         project: Project,
-        packagePartProvider: PackagePartProvider
+        packagePartProvider: PackagePartProvider,
+        languageVersionSettings: LanguageVersionSettings = LanguageVersionSettingsImpl.DEFAULT,
     ): FirLibrarySession {
         val javaClassFinder = JavaClassFinderImpl().apply {
             this.setProjectInstance(project)
@@ -110,7 +113,7 @@ object FirSessionFactory {
 
         val kotlinClassFinder = VirtualFileFinderFactory.getInstance(project).create(scope)
         return FirLibrarySession(moduleInfo, sessionProvider).apply {
-            registerCommonComponents()
+            registerCommonComponents(languageVersionSettings)
 
             val javaSymbolProvider = JavaSymbolProvider(this, sessionProvider.project, scope)
 

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/FirLanguageSettingsComponent.kt

@@ -6,15 +6,11 @@
 package org.jetbrains.kotlin.fir
 
 import org.jetbrains.kotlin.config.LanguageVersionSettings
-import org.jetbrains.kotlin.config.LanguageVersionSettingsImpl
 
 @NoMutableState
-class FirLanguageSettingsComponent(val session: FirSession) : FirSessionComponent {
-    val languageVersionSettings: LanguageVersionSettings =
-        LanguageVersionSettingsImpl.DEFAULT // TODO
-}
+class FirLanguageSettingsComponent(val languageVersionSettings: LanguageVersionSettings) : FirSessionComponent
 
-val FirSession.languageSettingsComponent: FirLanguageSettingsComponent by FirSession.sessionComponentAccessor()
+private val FirSession.languageSettingsComponent: FirLanguageSettingsComponent by FirSession.sessionComponentAccessor()
 
 val FirSession.languageVersionSettings: LanguageVersionSettings
     get() = languageSettingsComponent.languageVersionSettings