faststr 0.2.34

Faststr is a string library that reduces the cost of clone.
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
37
38
39
40
41
42

use sqlx::{encode::IsNull, error::BoxDynError, Decode, Encode, Type};
use sqlx_postgres::{PgTypeInfo, PgValueRef, Postgres};

use crate::FastStr;

impl Type<Postgres> for FastStr {
    fn type_info() -> PgTypeInfo {
        <str as Type<Postgres>>::type_info()
    }

    fn compatible(ty: &PgTypeInfo) -> bool {
        <str as Type<Postgres>>::compatible(ty)
    }
}
impl<'r> Decode<'r, Postgres> for FastStr {
    fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError> {
        #[cfg(not(feature = "sqlx-postgres-unsafe"))]
        {
            let b = <&[u8] as Decode<Postgres>>::decode(value)?;
            return simdutf8::basic::from_utf8(b)
                .map_err(|e| Box::new(e) as BoxDynError)
                .map(FastStr::new);
        }
        #[cfg(feature = "sqlx-postgres-unsafe")]
        unsafe {
            return <&[u8] as Decode<Postgres>>::decode(value)
                .map(|b| FastStr::new(std::str::from_utf8_unchecked(b)));
        }
    }
}

impl Encode<'_, Postgres> for FastStr {
    fn encode_by_ref(
        &self,
        buf: &mut <Postgres as sqlx::Database>::ArgumentBuffer<'_>,
    ) -> Result<IsNull, BoxDynError> {
        <&str as Encode<Postgres>>::encode(self.as_str(), buf)
    }
    fn size_hint(&self) -> usize {
        <&str as Encode<Postgres>>::size_hint(&self.as_str())
    }
}