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pub trait ResultInspect<F, T>
where F: FnOnce(&T),
T: Sized
{
fn inspect(self, f: F) -> Self;
}
pub trait ResultInspectRef<F, T>
where F: FnOnce(&T),
T: Sized
{
fn inspect(&self, f: F);
}
impl<F, T, E> ResultInspect<F, T> for Result<T, E>
where F: FnOnce(&T),
T: Sized
{
fn inspect(self, f: F) -> Self {
if let Ok(ref o) = self.as_ref() {
(f)(&o);
}
self
}
}
impl<F, T, E> ResultInspectRef<F, T> for Result<T, E>
where F: FnOnce(&T),
T: Sized
{
fn inspect(&self, f: F) {
if let Ok(ref o) = self {
(f)(&o);
}
}
}
pub trait ResultInspectErr<F, E>
where F: FnOnce(&E),
E: Sized
{
fn inspect_err(self, f: F) -> Self;
}
pub trait ResultInspectErrRef<F, E>
where F: FnOnce(&E),
E: Sized
{
fn inspect_err(&self, f: F);
}
impl<F, T, E> ResultInspectErr<F, E> for Result<T, E>
where F: FnOnce(&E),
E: Sized
{
fn inspect_err(self, f: F) -> Self {
if let Err(ref e) = self.as_ref() {
(f)(&e);
}
self
}
}
impl<F, T, E> ResultInspectErrRef<F, E> for Result<T, E>
where F: FnOnce(&E),
E: Sized
{
fn inspect_err(&self, f: F) {
if let Err(ref e) = self {
(f)(&e);
}
}
}