[FIR] Generify ComponentArray

This commit is contained in:
Dmitriy Novozhilov
2020-04-22 16:09:04 +03:00
parent a4a58a9d74
commit e6d8e67a3a
4 changed files with 91 additions and 78 deletions
@@ -52,12 +52,12 @@ inline fun <K, V, VA : V> MutableMap<K, V>.getOrPut(key: K, defaultValue: (K) ->
}
}
val FirSession.firSymbolProvider: FirSymbolProvider by componentArrayAccessor()
val FirSession.firProvider: FirProvider by componentArrayAccessor()
val FirSession.correspondingSupertypesCache: FirCorrespondingSupertypesCache by componentArrayAccessor()
val FirSession.declaredMemberScopeProvider: FirDeclaredMemberScopeProvider by componentArrayAccessor()
val FirSession.qualifierResolver: FirQualifierResolver by componentArrayAccessor()
val FirSession.typeResolver: FirTypeResolver by componentArrayAccessor()
val FirSession.firSymbolProvider: FirSymbolProvider by FirSession.sessionComponentAccessor()
val FirSession.firProvider: FirProvider by FirSession.sessionComponentAccessor()
val FirSession.correspondingSupertypesCache: FirCorrespondingSupertypesCache by FirSession.sessionComponentAccessor()
val FirSession.declaredMemberScopeProvider: FirDeclaredMemberScopeProvider by FirSession.sessionComponentAccessor()
val FirSession.qualifierResolver: FirQualifierResolver by FirSession.sessionComponentAccessor()
val FirSession.typeResolver: FirTypeResolver by FirSession.sessionComponentAccessor()
fun ConeClassLikeLookupTag.toSymbol(useSiteSession: FirSession): FirClassLikeSymbol<*>? {
if (this is ConeClassLookupTagWithFixedSymbol) {
@@ -7,7 +7,6 @@ package org.jetbrains.kotlin.fir.resolve.calls
import org.jetbrains.kotlin.fir.FirSession
import org.jetbrains.kotlin.fir.FirSessionComponent
import org.jetbrains.kotlin.fir.componentArrayAccessor
import org.jetbrains.kotlin.fir.resolve.inference.InferenceComponents
import org.jetbrains.kotlin.resolve.calls.results.TypeSpecificityComparator
@@ -29,4 +28,4 @@ abstract class ConeCallConflictResolverFactory : FirSessionComponent {
abstract fun create(typeSpecificityComparator: TypeSpecificityComparator, components: InferenceComponents): ConeCallConflictResolver
}
val FirSession.callConflictResolverFactory by componentArrayAccessor<ConeCallConflictResolverFactory>()
val FirSession.callConflictResolverFactory: ConeCallConflictResolverFactory by FirSession.sessionComponentAccessor()
@@ -8,32 +8,33 @@ package org.jetbrains.kotlin.fir
import com.intellij.openapi.project.Project
import org.jetbrains.kotlin.analyzer.ModuleInfo
import org.jetbrains.kotlin.fir.types.impl.*
import org.jetbrains.kotlin.fir.utils.ComponentArrayAccessor
import org.jetbrains.kotlin.fir.utils.ComponentArrayOwner
import org.jetbrains.kotlin.fir.utils.ComponentTypeRegistry
import org.jetbrains.kotlin.utils.Jsr305State
import kotlin.properties.ReadOnlyProperty
import kotlin.reflect.KClass
import kotlin.reflect.KProperty
abstract class FirSession(val sessionProvider: FirSessionProvider?) {
interface FirSessionComponent
abstract class FirSession(val sessionProvider: FirSessionProvider?) : ComponentArrayOwner<FirSessionComponent, FirSessionComponent>() {
companion object : ComponentTypeRegistry<FirSessionComponent, FirSessionComponent>() {
inline fun <reified T : FirSessionComponent> sessionComponentAccessor(): ComponentArrayAccessor<FirSessionComponent, FirSessionComponent, T> {
return generateAccessor(T::class)
}
}
open val moduleInfo: ModuleInfo? get() = null
val jsr305State: Jsr305State? get() = null
val builtinTypes: BuiltinTypes = BuiltinTypes()
private val registeredComponents: MutableSet<KClass<*>> = mutableSetOf()
final override val typeRegistry: ComponentTypeRegistry<FirSessionComponent, FirSessionComponent> = Companion
}
internal val componentArray = ComponentArray()
interface FirSessionProvider {
val project: Project
protected fun <T : Any /* TODO: FirSessionComponent */> registerComponent(tClass: KClass<T>, t: T) {
assert(tClass !in registeredComponents) { "Already registered component" }
registeredComponents += tClass
// TODO: Make t of FirSessionComponent
if (t is FirSessionComponent) {
@Suppress("UNCHECKED_CAST")
componentArray[(tClass as KClass<FirSessionComponent>).componentId()] = t
}
}
fun getSession(moduleInfo: ModuleInfo): FirSession?
}
class BuiltinTypes {
@@ -47,58 +48,4 @@ class BuiltinTypes {
val nothingType: FirImplicitBuiltinTypeRef = FirImplicitNothingTypeRef(null)
val nullableNothingType: FirImplicitBuiltinTypeRef = FirImplicitNullableNothingTypeRef(null)
val stringType: FirImplicitBuiltinTypeRef = FirImplicitStringTypeRef(null)
}
interface FirSessionProvider {
val project: Project
fun getSession(moduleInfo: ModuleInfo): FirSession?
}
internal object ComponentTypeRegistry {
private val idPerType = mutableMapOf<KClass<out FirSessionComponent>, Int>()
fun <T : FirSessionComponent> id(kClass: KClass<T>): Int {
return idPerType.getOrPut(kClass) { idPerType.size }
}
}
private fun <T : FirSessionComponent> KClass<T>.componentId(): Int {
return ComponentTypeRegistry.id(this)
}
class ComponentArrayAccessor<T : FirSessionComponent>(val type: KClass<T>) : ReadOnlyProperty<FirSession, T> {
val id: Int = type.componentId()
override fun getValue(thisRef: FirSession, property: KProperty<*>): T {
@Suppress("UNCHECKED_CAST")
return thisRef.componentArray.getOrNull(id) as? T ?: error("No '$type'($id) component in session: $thisRef")
}
}
inline fun <reified T : FirSessionComponent> componentArrayAccessor(): ComponentArrayAccessor<T> {
return ComponentArrayAccessor(T::class)
}
interface FirSessionComponent
internal class ComponentArray : AbstractList<FirSessionComponent?>() {
override val size: Int
get() = data.size
private var data = arrayOfNulls<FirSessionComponent>(20)
private fun ensureCapacity(index: Int) {
if (data.size < index) {
data = data.copyOf(data.size * 2)
}
}
operator fun set(index: Int, value: FirSessionComponent) {
ensureCapacity(index)
data[index] = value
}
override operator fun get(index: Int): FirSessionComponent? {
return data[index]
}
}
@@ -0,0 +1,67 @@
/*
* 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.utils
import kotlin.properties.ReadOnlyProperty
import kotlin.reflect.KClass
import kotlin.reflect.KProperty
abstract class ComponentArrayOwner<K : Any, V : Any> {
internal val componentArray: ComponentArray<V> = ComponentArray()
protected abstract val typeRegistry: ComponentTypeRegistry<K, V>
protected fun registerComponent(tClass: KClass<out K>, value: V) {
componentArray[(typeRegistry.getId(tClass))] = value
}
}
abstract class ComponentTypeRegistry<K : Any, V : Any> {
private val idPerType = mutableMapOf<KClass<out K>, Int>()
fun <T : V, KK : K> generateAccessor(kClass: KClass<KK>): ComponentArrayAccessor<K, V, T> {
return ComponentArrayAccessor(kClass, getId(kClass))
}
fun <T : K> getId(kClass: KClass<T>): Int {
return idPerType.getOrPut(kClass) { idPerType.size }
}
}
class ComponentArrayAccessor<K : Any, V : Any, T : V>(
private val key: KClass<out K>,
private val id: Int
) : ReadOnlyProperty<ComponentArrayOwner<K, V>, V> {
override fun getValue(thisRef: ComponentArrayOwner<K, V>, property: KProperty<*>): T {
@Suppress("UNCHECKED_CAST")
return thisRef.componentArray[id] as T? ?: error("No '$key'($id) component in session: $thisRef")
}
}
class ComponentArray<T : Any> {
companion object {
private const val DEFAULT_SIZE = 20
private const val INCREASE_K = 2
}
private var data = arrayOfNulls<Any>(DEFAULT_SIZE)
private fun ensureCapacity(index: Int) {
if (data.size < index) {
data = data.copyOf(data.size * INCREASE_K)
}
}
operator fun set(index: Int, value: T) {
ensureCapacity(index)
data[index] = value
}
operator fun get(index: Int): T? {
@Suppress("UNCHECKED_CAST")
return data.getOrNull(index) as T
}
}