use crate::any::types::str;
use crate::any::{Any, AnyTypeInfo, AnyTypeInfoKind, AnyValueKind};
use crate::database::{HasArguments, HasValueRef};
use crate::decode::Decode;
use crate::encode::{Encode, IsNull};
use crate::error::BoxDynError;
use crate::types::Type;
use std::borrow::Cow;
impl Type<Any> for str {
fn type_info() -> AnyTypeInfo {
AnyTypeInfo {
kind: AnyTypeInfoKind::Text,
}
}
}
impl<'a> Encode<'a, Any> for &'a str {
fn encode(self, buf: &mut <Any as HasArguments<'a>>::ArgumentBuffer) -> IsNull
where
Self: Sized,
{
buf.0.push(AnyValueKind::Text(self.into()));
IsNull::No
}
fn encode_by_ref(&self, buf: &mut <Any as HasArguments<'a>>::ArgumentBuffer) -> IsNull {
(*self).encode(buf)
}
}
impl<'a> Decode<'a, Any> for &'a str {
fn decode(value: <Any as HasValueRef<'a>>::ValueRef) -> Result<Self, BoxDynError> {
match value.kind {
AnyValueKind::Text(Cow::Borrowed(text)) => Ok(text),
AnyValueKind::Text(Cow::Owned(_text)) => {
panic!("attempting to return a borrow that outlives its buffer")
}
other => other.unexpected(),
}
}
}
impl Type<Any> for String {
fn type_info() -> AnyTypeInfo {
<str as Type<Any>>::type_info()
}
}
impl<'q> Encode<'q, Any> for String {
fn encode_by_ref(&self, buf: &mut <Any as HasArguments<'q>>::ArgumentBuffer) -> IsNull {
buf.0.push(AnyValueKind::Text(Cow::Owned(self.clone())));
IsNull::No
}
}
impl<'r> Decode<'r, Any> for String {
fn decode(value: <Any as HasValueRef<'r>>::ValueRef) -> Result<Self, BoxDynError> {
match value.kind {
AnyValueKind::Text(text) => Ok(text.into_owned()),
other => other.unexpected(),
}
}
}