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KT-9377 Support is-checks for read-only collections

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Marker interfaces for mutable Kotlin collections and related classes.
This commit is contained in:
Dmitry Petrov
2015-09-30 15:06:13 +03:00
parent e91c556d06
commit 35881198c3
11 changed files with 266 additions and 2 deletions
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compiler/testData/codegen/boxWithStdlib/classes/mutabilityMarkerInterfaces.kt
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import kotlin.reflect.jvm.*
abstract class Itr : Iterator<String>
abstract class MItr : MutableIterator<String>
abstract class LItr : ListIterator<String>
abstract class MLItr : MutableListIterator<String>
abstract class It : Iterable<String>
abstract class MIt : MutableIterable<String>
abstract class C : Collection<String>
abstract class MC : MutableCollection<String>
abstract class L : List<String>
abstract class ML : MutableList<String>
abstract class S : Set<String>
abstract class MS : MutableSet<String>
abstract class M : Map<String, String>
abstract class MM : MutableMap<String, String>
abstract class ME : Map.Entry<String, String>
abstract class MME : MutableMap.MutableEntry<String, String>
abstract class L2 : L()
abstract class ML2 : ML()
abstract class Weird : Iterator<String>, MutableList<String>
fun expectInterfaces(jClass: Class<*>, expectedInterfaceNames: Set<String>) {
val actualInterfaceNames = jClass.getInterfaces().mapTo(linkedSetOf<String>()) { it.name }
assert(actualInterfaceNames == expectedInterfaceNames) {
"${jClass.name}: interfaces: expected: $expectedInterfaceNames; actual: $actualInterfaceNames"
}
}
fun box(): String {
expectInterfaces(Itr::class.java, setOf("java.util.Iterator", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(MItr::class.java, setOf("java.util.Iterator", "kotlin.jvm.internal.KMutableIterator"))
expectInterfaces(LItr::class.java, setOf("java.util.ListIterator", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(MLItr::class.java, setOf("java.util.ListIterator", "kotlin.jvm.internal.KMutableListIterator"))
expectInterfaces(It::class.java, setOf("java.lang.Iterable", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(MIt::class.java, setOf("java.lang.Iterable", "kotlin.jvm.internal.KMutableIterable"))
expectInterfaces(C::class.java, setOf("java.util.Collection", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(MC::class.java, setOf("java.util.Collection", "kotlin.jvm.internal.KMutableCollection"))
expectInterfaces(L::class.java, setOf("java.util.List", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(ML::class.java, setOf("java.util.List", "kotlin.jvm.internal.KMutableList"))
expectInterfaces(S::class.java, setOf("java.util.Set", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(MS::class.java, setOf("java.util.Set", "kotlin.jvm.internal.KMutableSet"))
expectInterfaces(M::class.java, setOf("java.util.Map", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(MM::class.java, setOf("java.util.Map", "kotlin.jvm.internal.KMutableMap"))
expectInterfaces(ME::class.java, setOf("java.util.Map\$Entry", "kotlin.jvm.internal.KMappedMarker"))
expectInterfaces(MME::class.java, setOf("java.util.Map\$Entry", "kotlin.jvm.internal.KMutableMap\$Entry"))
expectInterfaces(L2::class.java, setOf<String>())
expectInterfaces(ML2::class.java, setOf<String>())
expectInterfaces(Weird::class.java,
setOf("java.util.Iterator", "kotlin.jvm.internal.KMappedMarker",
"java.util.List", "kotlin.jvm.internal.KMutableList"))
return "OK"
}