use ntex::util::Bytes;
use std::convert::TryFrom;
use super::{Command, CommandError};
use crate::codec::{Request, Response};
pub struct BulkOutputCommand(pub(crate) Request);
impl Command for BulkOutputCommand {
type Output = Option<Bytes>;
fn to_request(self) -> Request {
self.0
}
fn to_output(val: Response) -> Result<Self::Output, CommandError> {
match val {
Response::Nil => Ok(None),
Response::Bytes(val) => Ok(Some(val)),
_ => Err(CommandError::Output("Cannot parse response", val)),
}
}
}
pub struct IntOutputCommand(pub(crate) Request);
impl Command for IntOutputCommand {
type Output = i64;
fn to_request(self) -> Request {
self.0
}
fn to_output(val: Response) -> Result<Self::Output, CommandError> {
match val {
Response::Integer(val) => Ok(val),
_ => Err(CommandError::Output("Cannot parse response", val)),
}
}
}
pub struct BoolOutputCommand(pub(crate) Request);
impl Command for BoolOutputCommand {
type Output = bool;
fn to_request(self) -> Request {
self.0
}
fn to_output(val: Response) -> Result<Self::Output, CommandError> {
Ok(bool::try_from(val)?)
}
}