diff options
Diffstat (limited to 'vendor/thiserror/tests/test_from.rs')
-rw-r--r-- | vendor/thiserror/tests/test_from.rs | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/vendor/thiserror/tests/test_from.rs b/vendor/thiserror/tests/test_from.rs new file mode 100644 index 000000000..a25ce353d --- /dev/null +++ b/vendor/thiserror/tests/test_from.rs @@ -0,0 +1,64 @@ +#![deny(clippy::all, clippy::pedantic)] + +use std::io; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorStruct { + #[from] + source: io::Error, +} + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorStructOptional { + #[from] + source: Option<io::Error>, +} + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorTuple(#[from] io::Error); + +#[derive(Error, Debug)] +#[error("...")] +pub struct ErrorTupleOptional(#[from] Option<io::Error>); + +#[derive(Error, Debug)] +#[error("...")] +pub enum ErrorEnum { + Test { + #[from] + source: io::Error, + }, +} + +#[derive(Error, Debug)] +#[error("...")] +pub enum ErrorEnumOptional { + Test { + #[from] + source: Option<io::Error>, + }, +} + +#[derive(Error, Debug)] +#[error("...")] +pub enum Many { + Any(#[from] anyhow::Error), + Io(#[from] io::Error), +} + +fn assert_impl<T: From<io::Error>>() {} + +#[test] +fn test_from() { + assert_impl::<ErrorStruct>(); + assert_impl::<ErrorStructOptional>(); + assert_impl::<ErrorTuple>(); + assert_impl::<ErrorTupleOptional>(); + assert_impl::<ErrorEnum>(); + assert_impl::<ErrorEnumOptional>(); + assert_impl::<Many>(); +} |