org.jetbrains.kotlin.fir.resolve.transformers.body.resolve.LocalClassesNavigation.kt Maven / Gradle / Ivy
/*
* 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.resolve.transformers.body.resolve
import org.jetbrains.kotlin.fir.FirElement
import org.jetbrains.kotlin.fir.declarations.*
import org.jetbrains.kotlin.fir.types.FirImplicitTypeRef
import org.jetbrains.kotlin.fir.visitors.FirDefaultVisitor
import org.jetbrains.kotlin.utils.keysToMap
class LocalClassesNavigationInfo(
val parentForClass: Map,
private val parentClassForFunction: Map,
val allMembers: List
) {
val designationMap: Map> by lazy {
parentClassForFunction.keys.keysToMap {
pathForCallable(it)
}
}
private fun pathForCallable(callableMemberDeclaration: FirCallableDeclaration): List {
val result = mutableListOf()
var current = parentClassForFunction[callableMemberDeclaration]
while (current != null) {
result += current
current = parentForClass[current]
}
return result.asReversed()
}
}
fun FirClassLikeDeclaration.collectLocalClassesNavigationInfo(): LocalClassesNavigationInfo =
NavigationInfoVisitor().run {
[email protected](this@run, null)
LocalClassesNavigationInfo(parentForClass, resultingMap, allMembers)
}
private class NavigationInfoVisitor : FirDefaultVisitor() {
val resultingMap: MutableMap = mutableMapOf()
val parentForClass: MutableMap = mutableMapOf()
val allMembers: MutableList = mutableListOf()
private val currentPath: MutableList = mutableListOf()
override fun visitElement(element: FirElement, data: Any?) {}
override fun visitRegularClass(regularClass: FirRegularClass, data: Any?) {
visitClass(regularClass, null)
}
override fun visitAnonymousObject(anonymousObject: FirAnonymousObject, data: Any?) {
visitClass(anonymousObject, null)
}
override fun visitClass(klass: FirClass, data: Any?) {
parentForClass[klass] = currentPath.lastOrNull()
currentPath.add(klass)
klass.acceptChildren(this, null)
currentPath.removeAt(currentPath.size - 1)
}
override fun visitSimpleFunction(simpleFunction: FirSimpleFunction, data: Any?) {
visitCallableDeclaration(simpleFunction, null)
}
override fun visitProperty(property: FirProperty, data: Any?) {
visitCallableDeclaration(property, null)
}
override fun visitField(field: FirField, data: Any?) {
visitCallableDeclaration(field, null)
}
override fun visitConstructor(constructor: FirConstructor, data: Any?) {
visitCallableDeclaration(constructor, null)
}
override fun visitCallableDeclaration(callableDeclaration: FirCallableDeclaration, data: Any?) {
allMembers += callableDeclaration
if (callableDeclaration.returnTypeRef !is FirImplicitTypeRef) return
resultingMap[callableDeclaration] = currentPath.last()
}
override fun visitAnonymousInitializer(anonymousInitializer: FirAnonymousInitializer, data: Any?) {
allMembers += anonymousInitializer
}
}