com.google.devtools.ksp.symbol.impl.kotlin.KSFileImpl.kt Maven / Gradle / Ivy

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Symbol processing for Kotlin

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/*
 * Copyright 2020 Google LLC
 * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.devtools.ksp.symbol.impl.kotlin

import com.google.devtools.ksp.common.impl.KSNameImpl
import com.google.devtools.ksp.common.memoized
import com.google.devtools.ksp.processing.impl.KSObjectCache
import com.google.devtools.ksp.symbol.*
import com.google.devtools.ksp.symbol.impl.getKSDeclarations
import com.google.devtools.ksp.symbol.impl.toLocation
import org.jetbrains.kotlin.psi.KtFile

class KSFileImpl private constructor(val file: KtFile) : KSFile {
    companion object : KSObjectCache() {
        fun getCached(file: KtFile) = cache.getOrPut(file) { KSFileImpl(file) }
    }

    override val origin = Origin.KOTLIN

    override val location: Location by lazy {
        file.toLocation()
    }

    override val parent: KSNode? = null

    override val packageName: KSName by lazy {
        KSNameImpl.getCached(file.packageFqName.asString())
    }

    override val annotations: Sequence by lazy {
        file.annotationEntries.asSequence().map { KSAnnotationImpl.getCached(it) }.memoized()
    }

    override val declarations: Sequence by lazy {
        file.declarations.asSequence().getKSDeclarations().memoized()
    }

    override val fileName: String by lazy {
        file.name
    }

    override val filePath: String by lazy {
        file.virtualFilePath
    }

    override fun  accept(visitor: KSVisitor, data: D): R {
        return visitor.visitFile(this, data)
    }

    override fun toString(): String {
        return "File: ${this.fileName}"
    }
}