Vladimir Sukharev
46 lines
818 B
Kotlin
Vendored
46 lines
818 B
Kotlin
Vendored
/*
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* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
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* that can be found in the LICENSE file.
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*/
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import kotlin.test.*
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val sb = StringBuilder()
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fun box(): String {
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val lambda1 = bar("first")
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val lambda2 = bar("second")
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lambda1()
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lambda2()
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lambda1()
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lambda2()
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assertEquals("""
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first
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0
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second
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0
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first
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1
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second
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1
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""".trimIndent(), sb.toString())
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return "OK"
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}
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fun bar(str: String): () -> Unit {
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var x = Integer(0)
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return {
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sb.appendLine(str)
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sb.appendLine(x.toString())
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x = x + 1
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}
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}
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class Integer(val value: Int) {
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override fun toString() = value.toString()
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operator fun plus(other: Int) = Integer(value + other)
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} |