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// Copyright 2017-present Strumenta and contributors, licensed under Apache 2.0.
// Copyright 2024-present Strumenta and contributors, licensed under BSD 3-Clause.
package com.strumenta.antlrkotlin.runtime

import kotlin.contracts.ExperimentalContracts
import kotlin.contracts.InvocationKind
import kotlin.contracts.contract

@OptIn(ExperimentalContracts::class)
internal actual inline fun  synchronized(lock: Any, block: () -> R): R {
  contract {
    callsInPlace(block, InvocationKind.EXACTLY_ONCE)
  }

  return block()
}