org.jetbrains.kotlin.fir.caches.FirCacheWithPostCompute.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2021 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.caches

abstract class FirCache {
    abstract fun getValue(key: K, context: CONTEXT): V
    abstract fun getValueIfComputed(key: K): V?
}

@Suppress("NOTHING_TO_INLINE")
inline fun  FirCache.getValue(key: K): V =
    getValue(key, null)

operator fun  FirCache.contains(key: K): Boolean {
    return getValueIfComputed(key) != null
}

class FirLazyValue(private val cache: FirCache) {
    fun getValue(context: CONTEXT): V {
        return cache.getValue(Unit, context)
    }
}

@Suppress("NOTHING_TO_INLINE")
inline fun  FirLazyValue.getValue(): V {
    return getValue(null)
}