forked from alemi/upub
18 lines
386 B
Rust
18 lines
386 B
Rust
#[derive(Debug, thiserror::Error)]
|
|
#[error("missing field '{0}'")]
|
|
pub struct FieldErr(pub &'static str);
|
|
|
|
pub type Field<T> = Result<T, FieldErr>;
|
|
|
|
|
|
// TODO this trait is really ad-hoc and has awful naming...
|
|
|
|
pub trait OptionalString {
|
|
fn str(self) -> Option<String>;
|
|
}
|
|
|
|
impl OptionalString for Field<&str> {
|
|
fn str(self) -> Option<String> {
|
|
self.ok().map(|x| x.to_string())
|
|
}
|
|
}
|