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Diffstat (limited to 'vendor/thiserror/tests/ui/concat-display.rs')
-rw-r--r-- | vendor/thiserror/tests/ui/concat-display.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/vendor/thiserror/tests/ui/concat-display.rs b/vendor/thiserror/tests/ui/concat-display.rs new file mode 100644 index 0000000..8b53cc0 --- /dev/null +++ b/vendor/thiserror/tests/ui/concat-display.rs @@ -0,0 +1,15 @@ +use thiserror::Error; + +macro_rules! error_type { + ($name:ident, $what:expr) => { + // Use #[error("invalid {}", $what)] instead. + + #[derive(Error, Debug)] + #[error(concat!("invalid ", $what))] + pub struct $name; + }; +} + +error_type!(Error, "foo"); + +fn main() {} |