use crate::changefeed::ChangeFeed;
use crate::err::Error;
use crate::statements::DefineTableStatement;
use crate::value::serde::ser;
use crate::Ident;
use crate::Permissions;
use crate::Strand;
use crate::View;
use ser::Serializer as _;
use serde::ser::Error as _;
use serde::ser::Impossible;
use serde::ser::Serialize;
pub struct Serializer;
impl ser::Serializer for Serializer {
type Ok = DefineTableStatement;
type Error = Error;
type SerializeSeq = Impossible<DefineTableStatement, Error>;
type SerializeTuple = Impossible<DefineTableStatement, Error>;
type SerializeTupleStruct = Impossible<DefineTableStatement, Error>;
type SerializeTupleVariant = Impossible<DefineTableStatement, Error>;
type SerializeMap = Impossible<DefineTableStatement, Error>;
type SerializeStruct = SerializeDefineTableStatement;
type SerializeStructVariant = Impossible<DefineTableStatement, Error>;
const EXPECTED: &'static str = "a struct `DefineTableStatement`";
#[inline]
fn serialize_struct(
self,
_name: &'static str,
_len: usize,
) -> Result<Self::SerializeStruct, Error> {
Ok(SerializeDefineTableStatement::default())
}
}
#[derive(Default)]
pub struct SerializeDefineTableStatement {
name: Ident,
drop: bool,
full: bool,
id: Option<u32>,
view: Option<View>,
permissions: Permissions,
changefeed: Option<ChangeFeed>,
comment: Option<Strand>,
}
impl serde::ser::SerializeStruct for SerializeDefineTableStatement {
type Ok = DefineTableStatement;
type Error = Error;
fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Error>
where
T: ?Sized + Serialize,
{
match key {
"name" => {
self.name = Ident(value.serialize(ser::string::Serializer.wrap())?);
}
"drop" => {
self.drop = value.serialize(ser::primitive::bool::Serializer.wrap())?;
}
"full" => {
self.full = value.serialize(ser::primitive::bool::Serializer.wrap())?;
}
"id" => {
self.id = value.serialize(ser::primitive::u32::opt::Serializer.wrap())?;
}
"view" => {
self.view = value.serialize(ser::view::opt::Serializer.wrap())?;
}
"permissions" => {
self.permissions = value.serialize(ser::permissions::Serializer.wrap())?;
}
"changefeed" => {
self.changefeed = value.serialize(ser::changefeed::opt::Serializer.wrap())?;
}
"comment" => {
self.comment = value.serialize(ser::strand::opt::Serializer.wrap())?;
}
key => {
return Err(Error::custom(format!(
"unexpected field `DefineTableStatement::{key}`"
)));
}
}
Ok(())
}
fn end(self) -> Result<Self::Ok, Error> {
Ok(DefineTableStatement {
name: self.name,
drop: self.drop,
full: self.full,
id: self.id,
view: self.view,
permissions: self.permissions,
changefeed: self.changefeed,
comment: self.comment,
})
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn default() {
let stmt = DefineTableStatement::default();
let value: DefineTableStatement = stmt.serialize(Serializer.wrap()).unwrap();
assert_eq!(value, stmt);
}
}