use std::convert::TryFrom;
use serde::{de::DeserializeOwned, Serialize};
use serde_json::{self, Value as Json};
use super::{Deserialized, Serialized};
use crate::value::{
convert::{FromValue, FromValueError, ParseIr},
Value,
};
impl TryFrom<Value> for ParseIr<Json> {
type Error = FromValueError;
fn try_from(v: Value) -> Result<Self, Self::Error> {
match v {
Value::Bytes(ref bytes) => match serde_json::from_slice(bytes) {
Ok(x) => Ok(ParseIr(x, v)),
Err(_) => Err(FromValueError(v)),
},
v => Err(FromValueError(v)),
}
}
}
impl From<ParseIr<Json>> for Json {
fn from(value: ParseIr<Json>) -> Self {
value.commit()
}
}
impl From<ParseIr<Json>> for Value {
fn from(value: ParseIr<Json>) -> Self {
value.rollback()
}
}
impl FromValue for Json {
type Intermediate = ParseIr<Json>;
}
impl<T: DeserializeOwned> TryFrom<Value> for ParseIr<Deserialized<T>> {
type Error = FromValueError;
fn try_from(v: Value) -> Result<Self, Self::Error> {
match v {
Value::Bytes(ref bytes) => match serde_json::from_slice(bytes) {
Ok(x) => Ok(ParseIr(Deserialized(x), v)),
Err(_) => Err(FromValueError(v)),
},
v => Err(FromValueError(v)),
}
}
}
impl<T: DeserializeOwned> From<ParseIr<Deserialized<T>>> for Deserialized<T> {
fn from(value: ParseIr<Deserialized<T>>) -> Self {
value.commit()
}
}
impl<T: DeserializeOwned> From<ParseIr<Deserialized<T>>> for Value {
fn from(value: ParseIr<Deserialized<T>>) -> Self {
value.rollback()
}
}
impl<T: DeserializeOwned> FromValue for Deserialized<T> {
type Intermediate = ParseIr<Deserialized<T>>;
}
impl From<Json> for Value {
fn from(x: Json) -> Value {
Value::Bytes(serde_json::to_string(&x).unwrap().into())
}
}
impl<T: Serialize> From<Serialized<T>> for Value {
fn from(x: Serialized<T>) -> Value {
Value::Bytes(serde_json::to_string(&x.0).unwrap().into())
}
}