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• Flow.kt

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org.jetbrains.kotlin.fir.resolve.dfa.Flow.kt Maven / Gradle / Ivy

/*
 * 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.resolve.dfa

abstract class Flow {
    abstract fun getTypeStatement(variable: RealVariable): TypeStatement?
    abstract fun getImplications(variable: DataFlowVariable): Collection
    abstract fun getVariablesInTypeStatements(): Collection
    abstract fun removeOperations(variable: DataFlowVariable): Collection

    abstract val directAliasMap: Map
    abstract val backwardsAliasMap: Map>
    abstract val assignmentIndex: Map
}

fun Flow.unwrapVariable(variable: RealVariable): RealVariable {
    return directAliasMap[variable]?.variable ?: variable
}