kotlin.experimental.inferenceMarker.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2018 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 kotlin.experimental

/**
 * The experimental marker for type inference augmenting annotations.
 *
 * Any usage of a declaration annotated with `@ExperimentalTypeInference` must be accepted either by
 * annotating that usage with the [OptIn] annotation, e.g. `@OptIn(ExperimentalTypeInference::class)`,
 * or by using the compiler argument `-opt-in=kotlin.experimental.ExperimentalTypeInference`.
 */
@RequiresOptIn(level = RequiresOptIn.Level.ERROR)
@MustBeDocumented
@Retention(AnnotationRetention.BINARY)
@Target(AnnotationTarget.ANNOTATION_CLASS)
@SinceKotlin("1.3")
public annotation class ExperimentalTypeInference