zig/test/cases/switch_prong_implicit_cast.zig
Jimmi Holst Christensen 378d3e4403
Solve the return type ambiguity (#1628)
Changed container and initializer syntax
* <container> { ... } -> <container> . { ... }
* <exrp> { ... } -> <expr> . { ...}
2018-10-15 09:51:15 -04:00

23 lines
476 B
Zig

const assert = @import("std").debug.assert;
const FormValue = union(enum).{
One: void,
Two: bool,
};
fn foo(id: u64) !FormValue {
return switch (id) {
2 => FormValue.{ .Two = true },
1 => FormValue.{ .One = {} },
else => return error.Whatever,
};
}
test "switch prong implicit cast" {
const result = switch (foo(2) catch unreachable) {
FormValue.One => false,
FormValue.Two => |x| x,
};
assert(result);
}