67 lines
1.3 KiB
Rust
67 lines
1.3 KiB
Rust
use crate::sql::comment::shouldbespace;
|
|
use crate::sql::duration::{duration, Duration};
|
|
use crate::sql::error::IResult;
|
|
use nom::bytes::complete::tag_no_case;
|
|
use serde::{Deserialize, Serialize};
|
|
use std::fmt::{self, Display, Formatter};
|
|
use std::str;
|
|
use std::time;
|
|
|
|
#[derive(Clone, Debug, Eq, PartialEq, Serialize, Deserialize, Hash)]
|
|
pub struct ChangeFeed {
|
|
pub expiry: time::Duration,
|
|
}
|
|
|
|
impl Display for ChangeFeed {
|
|
fn fmt(&self, f: &mut Formatter) -> fmt::Result {
|
|
write!(f, "CHANGEFEED {}", Duration(self.expiry))?;
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
pub fn changefeed(i: &str) -> IResult<&str, ChangeFeed> {
|
|
let (i, _) = tag_no_case("CHANGEFEED")(i)?;
|
|
let (i, _) = shouldbespace(i)?;
|
|
let (i, v) = duration(i)?;
|
|
Ok((
|
|
i,
|
|
ChangeFeed {
|
|
expiry: v.0,
|
|
},
|
|
))
|
|
}
|
|
|
|
impl Default for ChangeFeed {
|
|
fn default() -> Self {
|
|
Self {
|
|
expiry: time::Duration::from_secs(0),
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn changefeed_missing() {
|
|
let sql: &str = "";
|
|
let res = changefeed(sql);
|
|
assert!(res.is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn changefeed_enabled() {
|
|
let sql = "CHANGEFEED 1h";
|
|
let res = changefeed(sql);
|
|
assert!(res.is_ok());
|
|
let out = res.unwrap().1;
|
|
assert_eq!("CHANGEFEED 1h", format!("{}", out));
|
|
assert_eq!(
|
|
out,
|
|
ChangeFeed {
|
|
expiry: time::Duration::from_secs(3600)
|
|
}
|
|
);
|
|
}
|
|
}
|