Mikhail Glukhikh
17 lines
474 B
Kotlin
Vendored
17 lines
474 B
Kotlin
Vendored
// !LANGUAGE: +AllowContractsForCustomFunctions +UseReturnsEffect
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// !OPT_IN: kotlin.contracts.ExperimentalContracts
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// !DIAGNOSTICS: -INVISIBLE_REFERENCE -INVISIBLE_MEMBER
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import kotlin.contracts.*
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fun myAssert(condition: Boolean, message: String = "") {
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contract {
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returns() implies (condition)
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}
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if (!condition) throw kotlin.IllegalArgumentException(message)
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}
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fun test(x: Any?) {
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myAssert(x is String)
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<!DEBUG_INFO_SMARTCAST!>x<!>.length
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} |