fragile/errors.rs
use std::error;
use std::fmt;
/// Returned when borrowing fails.
#[derive(Debug)]
pub struct InvalidThreadAccess;
impl fmt::Display for InvalidThreadAccess {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
fmt::Display::fmt(error::Error::description(self), f)
}
}
impl error::Error for InvalidThreadAccess {
fn description(&self) -> &str {
"fragile value accessed from foreign thread"
}
}