1const Color = enum {
 2    auto,
 3    off,
 4    on,
 5};
 6
 7test "exhaustive switching" {
 8    const color = Color.off;
 9    switch (color) {
10        Color.auto => {},
11        Color.on => {},
12    }
13}
14
15// test_error=unhandled enumeration value