diff --git a/libraries/stdlib/jvm/runtime/kotlin/jvm/functions/FunctionN.kt b/libraries/stdlib/jvm/runtime/kotlin/jvm/functions/FunctionN.kt new file mode 100644 index 00000000000..9478179a632 --- /dev/null +++ b/libraries/stdlib/jvm/runtime/kotlin/jvm/functions/FunctionN.kt @@ -0,0 +1,30 @@ +/* + * Copyright 2010-2018 JetBrains s.r.o. 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.jvm.functions + +import kotlin.jvm.internal.FunctionBase + +/** + * A function that takes N >= 23 arguments. + * + * This interface must only be used in Java sources to reference a Kotlin function type with more than 22 arguments. + */ +@SinceKotlin("1.3") +interface FunctionN : Function, FunctionBase { + /** + * Invokes the function with the specified arguments. + * + * Must **throw exception** if the length of passed [args] is not equal to the parameter count returned by [arity]. + * + * @param args arguments to the function + */ + operator fun invoke(vararg args: Any?): R + + /** + * Returns the number of arguments that must be passed to this function. + */ + override val arity: Int +} diff --git a/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-runtime.txt b/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-runtime.txt index c7842c9d88e..323d11ad5ba 100644 --- a/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-runtime.txt +++ b/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-runtime.txt @@ -350,6 +350,11 @@ public abstract interface class kotlin/jvm/functions/Function9 : kotlin/Function public abstract fun invoke (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object; } +public abstract interface class kotlin/jvm/functions/FunctionN : kotlin/Function, kotlin/jvm/internal/FunctionBase { + public abstract fun getArity ()I + public abstract fun invoke ([Ljava/lang/Object;)Ljava/lang/Object; +} + public final class kotlin/jvm/internal/ArrayIteratorKt { public static final fun iterator ([Ljava/lang/Object;)Ljava/util/Iterator; } diff --git a/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-stdlib-runtime-merged.txt b/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-stdlib-runtime-merged.txt index 9df656a7a92..6071f6bf21d 100644 --- a/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-stdlib-runtime-merged.txt +++ b/libraries/tools/binary-compatibility-validator/reference-public-api/kotlin-stdlib-runtime-merged.txt @@ -3172,6 +3172,11 @@ public abstract interface class kotlin/jvm/functions/Function9 : kotlin/Function public abstract fun invoke (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object; } +public abstract interface class kotlin/jvm/functions/FunctionN : kotlin/Function, kotlin/jvm/internal/FunctionBase { + public abstract fun getArity ()I + public abstract fun invoke ([Ljava/lang/Object;)Ljava/lang/Object; +} + public final class kotlin/jvm/internal/ArrayIteratorKt { public static final fun iterator ([Ljava/lang/Object;)Ljava/util/Iterator; }