41 lines
1 KiB
Rust
41 lines
1 KiB
Rust
|
#[macro_export]
|
||
|
|
macro_rules! generate_result_logging_extension {
|
||
|
|
{
|
||
|
|
$name: ident,
|
||
|
|
$map_name: ident,
|
||
|
|
$map_str_name: ident,
|
||
|
|
$map_err_name: ident,
|
||
|
|
$map_err_str_name: ident,
|
||
|
|
$closure: expr
|
||
|
|
} => {
|
||
|
|
pub trait InfoResult<T, E> : Sized {
|
||
|
|
|
||
|
|
fn $map_name<F: FnOnce(&T) -> String>(self, f: F) -> Self;
|
||
|
|
|
||
|
|
fn $map_str_name(self, s: &str) -> Self {
|
||
|
|
self.$map_name(|_| format!("{}", s))
|
||
|
|
}
|
||
|
|
|
||
|
|
fn $map_err_name<F: FnOnce(&E) -> String>(self, f: F) -> Self;
|
||
|
|
|
||
|
|
fn $map_err_str_name(self, s: &str) -> Self {
|
||
|
|
self.$map_err_name(|_| format!("{}", s))
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
impl<T, E> InfoResult<T, E> for Result<T, E> {
|
||
|
|
|
||
|
|
fn $map_name<F: FnOnce(&T) -> String>(self, f: F) -> Self {
|
||
|
|
self.map(|x| { $closure(f(&x)); x })
|
||
|
|
}
|
||
|
|
|
||
|
|
fn $map_err_name<F: FnOnce(&E) -> String>(self, f: F) -> Self {
|
||
|
|
self.map_err(|e| { $closure(f(&e)); e })
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|