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
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56

/**
 * Rust type for
 * [money](https://www.postgresql.org/docs/current/datatype-money.html).
 */
#[cfg_attr(docsrs, doc(cfg(feature = "money")))]
pub use postgres_money::Money;

#[cfg_attr(docsrs, doc(cfg(feature = "money")))]
impl crate::ToSql for Money {
    fn ty(&self) -> crate::pq::Type {
        crate::pq::types::MONEY
    }

    /*
     * https://github.com/postgres/postgres/blob/REL_12_0/src/backend/utils/adt/cash.c#L310
     */
    fn to_text(&self) -> crate::Result<Option<String>> {
        self.to_string().to_text()
    }

    /*
     * https://github.com/postgres/postgres/blob/REL_12_0/src/backend/utils/adt/cash.c#L524
     */
    fn to_binary(&self) -> crate::Result<Option<Vec<u8>>> {
        self.inner().to_binary()
    }
}

#[cfg_attr(docsrs, doc(cfg(feature = "money")))]
impl crate::FromSql for Money {
    /*
     * https://github.com/postgres/postgres/blob/REL_12_0/src/backend/utils/adt/cash.c#L97
     */
    fn from_text(ty: &crate::pq::Type, raw: Option<&str>) -> crate::Result<Self> {
        let s = String::from_text(ty, raw)?;

        Self::parse_str(&s).map_err(|_| Self::error(ty, raw))
    }

    /*
     * https://github.com/postgres/postgres/blob/REL_12_0/src/backend/utils/adt/cash.c#L513
     */
    fn from_binary(ty: &crate::pq::Type, raw: Option<&[u8]>) -> crate::Result<Self> {
        let cents = i64::from_binary(ty, raw)?;

        Ok(Self::from(cents))
    }
}

#[cfg_attr(docsrs, doc(cfg(feature = "money")))]
impl crate::entity::Simple for Money {}

#[cfg(test)]
mod test {
    crate::sql_test!(money, crate::Money, [("1.00", crate::Money::from(100))]);
}