Do not report IMPLICIT_CAST_TO_ANY on last statement of lambda with Unit(?) in at least one branch.

2016-02-04 15:57:39 +03:00
parent fa8706b46a
commit e4583fd275
15 changed files with 314 additions and 26 deletions
@@ -0,0 +1,61 @@
+// !DIAGNOSTICS: -UNUSED_PARAMETER -UNUSED_VARIABLE
+
+fun println() {}
+fun foo(x: Any) {}
+fun <T> fooGeneric(x: T) {}
+
+fun testResultOfLambda1() =
+        run {
+            if (true) 42 else println()
+        }
+
+fun testResultOfLambda2() =
+        run {
+            if (true) 42 else if (true) 42 else println()
+        }
+
+fun testResultOfAnonFun1() =
+        run(fun () =
+                if (true) <!IMPLICIT_CAST_TO_ANY!>42<!>
+                else <!IMPLICIT_CAST_TO_ANY!>println()<!>
+        )
+
+fun testResultOfAnonFun2() =
+        run(fun () {
+            if (true) <!UNUSED_EXPRESSION!>42<!> else println()
+        })
+
+fun testReturnFromAnonFun() =
+        run(fun () {
+            return if (true) <!CONSTANT_EXPECTED_TYPE_MISMATCH!>42<!> else println()
+        })
+
+fun <!IMPLICIT_NOTHING_RETURN_TYPE!>testReturn1<!>() =
+        run {
+            return if (true) <!IMPLICIT_CAST_TO_ANY!>42<!>
+                   else <!IMPLICIT_CAST_TO_ANY!>println()<!>
+        }
+
+fun <!IMPLICIT_NOTHING_RETURN_TYPE!>testReturn2<!>() =
+        run {
+            return if (true) <!IMPLICIT_CAST_TO_ANY!>42<!>
+                   else if (true) <!IMPLICIT_CAST_TO_ANY!>42<!>
+                   else <!IMPLICIT_CAST_TO_ANY!>println()<!>
+        }
+
+fun testUsage1() =
+        if (true) <!IMPLICIT_CAST_TO_ANY!>42<!>
+        else <!IMPLICIT_CAST_TO_ANY!>println()<!>
+
+fun testUsage2() =
+        foo(if (true) 42 else println())
+
+fun testUsage2Generic() =
+        fooGeneric(if (true) 42 else println())
+
+val testUsage3 =
+        if (true) <!IMPLICIT_CAST_TO_ANY!>42<!>
+        else <!IMPLICIT_CAST_TO_ANY!>println()<!>
+
+val testUsage4: Any get() =
+        if (true) 42 else println()