Mark Punzalan
77 lines
2.3 KiB
Kotlin
Vendored
77 lines
2.3 KiB
Kotlin
Vendored
// IGNORE_BACKEND_FIR: JVM_IR
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// MODULE: lib
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// FILE: lib.kt
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package lib
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class Provider<T>(val _value: T) {
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inline operator fun provideDelegate(thisRef: Any?, kProperty: Any) =
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Mut(_value)
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}
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class Mut<T>(var _value: T) {
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inline operator fun getValue(thisRef: Any?, kProperty: Any) = _value
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inline operator fun setValue(thisRef: Any?, kProperty: Any, newValue: T) {
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_value = newValue
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}
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}
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// MODULE: main(lib)(lib)
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// FILE: main.kt
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import lib.*
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class C {
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val delegatedVal by Mut(1)
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var delegatedVar by Mut(2)
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val delegatedValByProvider by Provider(1)
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var delegatedVarByProvider by Provider(2)
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}
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val topLevelDelegatedVal by Mut(1)
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var topLevelDelegatedVar by Mut(2)
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val topLevelDelegatedValByProvider by Provider(1)
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var topLevelDelegatedVarByProvider by Provider(2)
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fun box(): String {
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val localDelegatedVal by Mut(1)
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var localDelegatedVar by Mut(2)
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val localDelegatedValByProvider by Provider(1)
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var localDelegatedVarByProvider by Provider(2)
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val x = C()
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if (x.delegatedVal != 1) throw AssertionError()
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if (x.delegatedVar != 2) throw AssertionError()
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x.delegatedVar = 3
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if (x.delegatedVar != 3) throw AssertionError()
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if (x.delegatedValByProvider != 1) throw AssertionError()
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if (x.delegatedVarByProvider != 2) throw AssertionError()
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x.delegatedVarByProvider = 3
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if (x.delegatedVarByProvider != 3) throw AssertionError()
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if (topLevelDelegatedVal != 1) throw AssertionError()
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if (topLevelDelegatedVar != 2) throw AssertionError()
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topLevelDelegatedVar = 3
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if (topLevelDelegatedVar != 3) throw AssertionError()
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if (topLevelDelegatedValByProvider != 1) throw AssertionError()
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if (topLevelDelegatedVarByProvider != 2) throw AssertionError()
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topLevelDelegatedVarByProvider = 3
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if (topLevelDelegatedVarByProvider != 3) throw AssertionError()
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if (localDelegatedVal != 1) throw AssertionError()
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if (localDelegatedVar != 2) throw AssertionError()
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localDelegatedVar = 3
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if (localDelegatedVar != 3) throw AssertionError()
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if (localDelegatedValByProvider != 1) throw AssertionError()
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if (localDelegatedVarByProvider != 2) throw AssertionError()
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localDelegatedVarByProvider = 3
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if (localDelegatedVarByProvider != 3) throw AssertionError()
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return "OK"
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} |