/// A context that can fail.
////// Platforms implement this trait to expose their platform-specific error type.
/// This error type is wrapped in [`GenericError`](crate::GenericError). An
/// [`Error`](crate::Error) type alias is provided for convenience.
pubtraitFallibleContext{typePlatformError:std::error::Error;// I would have liked to define the wrapper error here but...
// type Error = GenericError<Self::PlatformError>;
// "associated type defaults are unstable"
// https://github.com/rust-lang/rust/issues/29661
}