elefant-tools 0.0.2

A library for doing things like pg_dump and pg_restore, with extra features, and probably more bugs.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36

use crate::pg_interval::interval::Interval;
use bytes::{Buf, BufMut, BytesMut};
use std::error::Error;
use tokio_postgres::types::{to_sql_checked, FromSql, IsNull, ToSql, Type};

impl<'a> FromSql<'a> for Interval {
    fn from_sql(_: &Type, mut raw: &'a [u8]) -> Result<Self, Box<dyn Error + Sync + Send>> {
        let microseconds = raw.get_i64();
        let days = raw.get_i32();
        let months = raw.get_i32();
        Ok(Interval {
            months,
            days,
            microseconds,
        })
    }

    fn accepts(ty: &Type) -> bool {
        matches!(*ty, Type::INTERVAL)
    }
}

impl ToSql for Interval {
    fn to_sql(&self, _: &Type, out: &mut BytesMut) -> Result<IsNull, Box<dyn Error + Sync + Send>> {
        out.put_i64(self.microseconds);
        out.put_i32(self.days);
        out.put_i32(self.months);
        Ok(IsNull::No)
    }

    fn accepts(ty: &Type) -> bool {
        matches!(*ty, Type::INTERVAL)
    }

    to_sql_checked!();
}