[NI] Improve completing callable references with type variable as expected type

#KT-32462 Fixed
2020-01-15 11:51:53 +03:00
parent 6fe214d825
commit 04ce10b6c1
16 changed files with 233 additions and 40 deletions
@@ -0,0 +1,27 @@
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// ISSUE: KT-32462
+
+fun <K> select(x: K, y: K): K = x
+
+interface A {
+    fun toB(): B
+    fun toC(): C
+    fun toC(x: Int): C
+}
+interface B
+interface C
+
+fun test_1() {
+    <!DEBUG_INFO_EXPRESSION_TYPE("(A) -> kotlin.Any")!>select(
+        { a: A -> a.toB() },
+        { a: A -> a.toC() }
+    )<!>
+}
+
+fun test_2() {
+    <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.reflect.KFunction1<A, kotlin.Any>")!>select(
+        A::toB,
+        A::toC
+    )<!>
+}