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use std::error::Error;
use bytes::{BufMut, BytesMut};
use postgres_types::{to_sql_checked, FromSql, IsNull, ToSql, Type};
#[derive(Debug)]
pub struct Jsonb(pub repr::adt::jsonb::Jsonb);
impl ToSql for Jsonb {
fn to_sql(
&self,
_: &Type,
out: &mut BytesMut,
) -> Result<IsNull, Box<dyn Error + 'static + Send + Sync>> {
out.put_u8(1);
self.0.as_ref().to_writer(out.writer())?;
Ok(IsNull::No)
}
fn accepts(ty: &Type) -> bool {
matches!(*ty, Type::JSONB)
}
to_sql_checked!();
}
impl<'a> FromSql<'a> for Jsonb {
fn from_sql(_: &Type, raw: &'a [u8]) -> Result<Jsonb, Box<dyn Error + Sync + Send>> {
if raw.len() < 1 || raw[0] != 1 {
return Err("unsupported jsonb encoding version".into());
}
Ok(Jsonb(repr::adt::jsonb::Jsonb::from_slice(&raw[1..])?))
}
fn accepts(ty: &Type) -> bool {
matches!(*ty, Type::JSONB)
}
}