Correct handling of local class / anonymous object cases for KT-10445 / KT-10042

2016-03-22 14:54:53 +03:00
parent b975b7d26e
commit 32e7f9e58f
3 changed files with 124 additions and 8 deletions
@@ -1,3 +1,5 @@
+// !DIAGNOSTICS: -ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE
+
 fun foo() {
    var x: String
    class A {
@@ -19,3 +21,70 @@ fun bar() {
    // Ok
    x.length
 }
+
+fun gav() {
+    val x: String
+    class B {
+        init {
+            // Error! See KT-10445
+            <!CAPTURED_VAL_INITIALIZATION!>x<!> = ""
+        }
+    }
+    // Error! See KT-10042
+    <!UNINITIALIZED_VARIABLE!>x<!>.length
+    val y: String
+    class C(val s: String) {
+        constructor(): this("") {
+            // Error!
+            <!VAL_REASSIGNMENT!>y<!> = s
+        }
+    }
+    <!UNINITIALIZED_VARIABLE!>y<!>.length
+}
+
+open class Gau(val s: String)
+
+fun gau() {
+    val x: String
+    object: Any() {
+        init {
+            // Ok
+            x = ""
+        }
+    }
+    // Ok
+    x.length
+    val y: String
+    fun local() {
+        object: Any() {
+            init {
+                // Error!
+                <!CAPTURED_VAL_INITIALIZATION!>y<!> = ""
+            }
+        }
+    }
+    val z: String
+    object: Gau(if (true) {
+        z = ""
+        z
+    }
+    else "") {}
+}
+
+class My {
+    init {
+        val x: String
+        class Your {
+            init {
+                // Error! See KT-10445
+                <!CAPTURED_VAL_INITIALIZATION!>x<!> = ""
+            }
+        }
+    }
+}
+
+<!MUST_BE_INITIALIZED!>val top: Int<!>
+
+fun init() {
+    <!VAL_REASSIGNMENT!>top<!> = 1
+}