[NI] Fix completion for ILT when Nothing constraint is present

Full completion should not be done if lower `Nothing` is the only proper constraint when constraint with ILT type is present. ILT will be selected as a resulting type and transformed into `Int` without attention to possible restrictions from outer calls.
2020-02-14 13:37:12 +03:00
parent 208c06516b
commit 4a7b4d655c
9 changed files with 136 additions and 13 deletions
@@ -0,0 +1,44 @@
+// !LANGUAGE: +NewInference
+// !DIAGNOSTICS: -UNUSED_VARIABLE
+
+fun test(boolean: Boolean) {
+    val expectedLong: Long = if (boolean) {
+        <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Long")!>if (boolean) {
+            <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Long")!>42<!>
+        } else {
+            return
+        }<!>
+    } else {
+        return
+    }
+
+    val expectedInt: Int = if (boolean) {
+        <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int")!>if (boolean) {
+            <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Int")!>42<!>
+        } else {
+            return
+        }<!>
+    } else {
+        return
+    }
+
+    val expectedShort: Short = if (boolean) {
+        <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Short")!>if (boolean) {
+            <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Short")!>42<!>
+        } else {
+            return
+        }<!>
+    } else {
+        return
+    }
+
+    val expectedByte: Byte = if (boolean) {
+        <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Byte")!>if (boolean) {
+            <!DEBUG_INFO_EXPRESSION_TYPE("kotlin.Byte")!>42<!>
+        } else {
+            return
+        }<!>
+    } else {
+        return
+    }
+}