[test] Cover a few more function builder cases in test/IDE/complete_ambiguous.swift (NFC)

Author: Nathan Hawes

test/IDE/complete_ambiguous.swift

@@ -10,6 +10,8 @@
 // RUN: %swift-ide-test -code-completion  -source-filename %s -code-completion-token=CLOSURE_NORETURN | %FileCheck %s --check-prefix=POINT_MEMBER
 // RUN: %swift-ide-test -code-completion  -source-filename %s -code-completion-token=CLOSURE_FUNCBUILDER | %FileCheck %s --check-prefix=POINT_MEMBER
 // RUN: %swift-ide-test -code-completion  -source-filename %s -code-completion-token=MULTICLOSURE_FUNCBUILDER | %FileCheck %s --check-prefix=POINT_MEMBER
+// RUN: %swift-ide-test -code-completion  -source-filename %s -code-completion-token=MULTICLOSURE_FUNCBUILDER_ERROR | %FileCheck %s --check-prefix=POINT_MEMBER
+// RUN: %swift-ide-test -code-completion  -source-filename %s -code-completion-token=MULTICLOSURE_FUNCBUILDER_FIXME | %FileCheck %s --check-prefix=NORESULTS
 
 struct A {
   func doAThings() -> A { return self }
@@ -145,3 +147,25 @@ CreateThings {
     Thing { _ in }
 }
 
+// In multi-statement closure with unpropagated errors
+CreateThings {
+    Thing { point in
+      print("hello")
+      point. // ErrorExpr
+      point.#^MULTICLOSURE_FUNCBUILDER_ERROR^#
+    }
+    Thing { point in 
+      print("hello")
+      point. // ErrorExpr
+    }
+}
+
+// FIXME: No results in multi-statement closure with erroreous sibling function builder element
+CreateThings {
+    Thing { point in
+      print("hello")
+      point.#^MULTICLOSURE_FUNCBUILDER_FIXME^#
+    }
+    Thing. // ErrorExpr
+}
+