diff options
Diffstat (limited to 'src/test/ui/rfc-2008-non-exhaustive/struct.rs')
-rw-r--r-- | src/test/ui/rfc-2008-non-exhaustive/struct.rs | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/test/ui/rfc-2008-non-exhaustive/struct.rs b/src/test/ui/rfc-2008-non-exhaustive/struct.rs new file mode 100644 index 000000000..07e093c15 --- /dev/null +++ b/src/test/ui/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; +} |