Allow inferring property type from its getter

#KT-550 Fixed
2016-11-14 14:17:39 +03:00
parent 51a5bf9f7e
commit 6fca46a452
32 changed files with 460 additions and 38 deletions
@@ -0,0 +1,41 @@
+// !CHECK_TYPE
+interface A {
+    val x: Int
+
+    val z: Comparable<*>
+}
+
+open class B {
+    open var y = ""
+
+    open val z: CharSequence = ""
+}
+
+class C : B(), A {
+    override val x
+        get() = 1
+
+    override var y
+        get() = super.y
+        set(value) {
+            value checkType { _<String>() }
+        }
+
+    override var z
+        get() = ""
+        set(value) {
+            value checkType { _<String>() }
+        }
+}
+
+fun foo(c: C) {
+    c.x checkType { _<Int>() }
+    c.y checkType { _<String>() }
+    c.z checkType { _<String>() }
+
+    c.y = ""
+    c.y = <!CONSTANT_EXPECTED_TYPE_MISMATCH!>1<!>
+
+    c.z = ""
+    c.z = <!CONSTANT_EXPECTED_TYPE_MISMATCH!>1<!>
+}