[NI] Analyse lambda in factory pattern resolution in independent context

2020-04-24 13:14:12 +03:00
parent a0c7bece93
commit e7869bd9d4
10 changed files with 144 additions and 6 deletions
@@ -0,0 +1,41 @@
+// !LANGUAGE: +NewInference +FactoryPatternResolution
+// !DIAGNOSTICS: -UNUSED_PARAMETER -UNUSED_VARIABLE -UNUSED_EXPRESSION
+// ISSUE: KT-11265
+
+// FILE: FactoryPattern.kt
+
+package annotations
+
+annotation class FactoryPattern
+
+// FILE: main.kt
+
+import annotations.FactoryPattern
+
+@kotlin.jvm.JvmName("myFlatMapIterable")
+@FactoryPattern
+fun <T, R> Sequence<T>.myFlatMap(transform: (T) -> Iterable<R>): Sequence<R> {
+    TODO()
+}
+
+fun <T, R> Sequence<T>.myFlatMap(transform: (T) -> Sequence<R>): Sequence<R> {
+    TODO()
+}
+
+interface A {
+    val supertypes: Collection<B>
+}
+
+interface B {
+    val descriptors: Sequence<C>?
+}
+
+interface C
+
+fun <K : Any> elvis(x: K?, y: K): K = y
+
+fun test(a: A) {
+    a.supertypes.asSequence().myFlatMap {
+        elvis(it.descriptors, sequenceOf())
+    }
+}