fn fail_from_handler(&self, req: &mut Request,
                         err: IronError) -> IronResult<Response> {
        // Yield to next phase, nothing to do here.
        self.fail_from_after(req, 0, err)
    }
// Enter the error flow from an errored handle, starting with the
// first AfterMiddleware.
Enter the error flow from an errored handle, starting with the
first AfterMiddleware.
Enter the error flow from an errored handle starting with the first AfterMiddleware .
fn fail_from_handler(&self, req: &mut Request,
                         err: IronError) -> IronResult<Response> {
        // Yield to next phase, nothing to do here.
        self.fail_from_after(req, 0, err)
    }
fn fail_from_handler ( & self , req : & mut Request , err : IronError ) -> IronResult < Response > { // Yield to next phase, nothing to do here. self . fail_from_after ( req , 0 , err ) }
Enter the error flow from an errored handle, starting with the
first AfterMiddleware.
Enter the error flow from an errored handle starting with the first AfterMiddleware .
&self
req
&mut Request
err
IronError