Pavel V. Talanov
59f192ef90
Includes changes to decompiled text Old syntax is used in builtins and project code for now
47 lines
1.1 KiB
Kotlin
47 lines
1.1 KiB
Kotlin
import java.util.IdentityHashMap
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class A {
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var foo: Int by IntHandler
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default object {
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var bar: Any? by AnyHandler
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}
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}
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val baz: String by StringHandler
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val metadatas = IdentityHashMap<PropertyMetadata, Unit>()
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fun record(p: PropertyMetadata) = metadatas.put(p, Unit)
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object IntHandler {
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fun get(t: Any?, p: PropertyMetadata): Int { record(p); return 42 }
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fun set(t: Any?, p: PropertyMetadata, value: Int) { record(p) }
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}
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object AnyHandler {
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fun get(t: Any?, p: PropertyMetadata): Any? { record(p); return 3.14 }
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fun set(t: Any?, p: PropertyMetadata, value: Any?) { record(p) }
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}
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object StringHandler {
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fun get(t: Any?, p: PropertyMetadata): String { record(p); return p.name }
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fun set(t: Any?, p: PropertyMetadata, value: String) { record(p) }
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}
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fun box(): String {
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val a = A()
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a.foo = 42
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a.foo = a.foo + baz.length()
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a.foo = 239
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A.bar = baz + a.foo
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baz + A.bar
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if (metadatas.keySet().size() != 3)
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return "Fail: only three instances of PropertyMetadata should have been created\n${metadatas.keySet()}"
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return "OK"
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}
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