summaryrefslogtreecommitdiffstats
path: root/tests/ui/rfcs/rfc-2008-non-exhaustive/struct.rs
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ui/rfcs/rfc-2008-non-exhaustive/struct.rs')
-rw-r--r--tests/ui/rfcs/rfc-2008-non-exhaustive/struct.rs49
1 files changed, 49 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2008-non-exhaustive/struct.rs b/tests/ui/rfcs/rfc-2008-non-exhaustive/struct.rs
new file mode 100644
index 000000000..07e093c15
--- /dev/null
+++ b/tests/ui/rfcs/rfc-2008-non-exhaustive/struct.rs
@@ -0,0 +1,49 @@
+// aux-build:structs.rs
+extern crate structs;
+
+use structs::{NormalStruct, UnitStruct, TupleStruct, FunctionalRecord};
+
+fn main() {
+ let fr = FunctionalRecord {
+ //~^ ERROR cannot create non-exhaustive struct
+ first_field: 1920,
+ second_field: 1080,
+ ..FunctionalRecord::default()
+ };
+
+ let ns = NormalStruct { first_field: 640, second_field: 480 };
+ //~^ ERROR cannot create non-exhaustive struct
+
+ let NormalStruct { first_field, second_field } = ns;
+ //~^ ERROR `..` required with struct marked as non-exhaustive
+
+ let ts = TupleStruct(640, 480);
+ //~^ ERROR cannot initialize a tuple struct which contains private fields [E0423]
+
+ let ts_explicit = structs::TupleStruct(640, 480);
+ //~^ ERROR tuple struct constructor `TupleStruct` is private [E0603]
+
+ let TupleStruct { 0: first_field, 1: second_field } = ts;
+ //~^ ERROR `..` required with struct marked as non-exhaustive
+
+ let us = UnitStruct;
+ //~^ ERROR expected value, found struct `UnitStruct` [E0423]
+
+ let us_explicit = structs::UnitStruct;
+ //~^ ERROR unit struct `UnitStruct` is private [E0603]
+
+ let UnitStruct { } = us;
+ //~^ ERROR `..` required with struct marked as non-exhaustive
+}
+
+// Everything below this is expected to compile successfully.
+
+// We only test matching here as we cannot create non-exhaustive
+// structs from another crate. ie. they'll never pass in run-pass tests.
+fn match_structs(ns: NormalStruct, ts: TupleStruct, us: UnitStruct) {
+ let NormalStruct { first_field, second_field, .. } = ns;
+
+ let TupleStruct { 0: first, 1: second, .. } = ts;
+
+ let UnitStruct { .. } = us;
+}