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use std::io;
use serde::{de::DeserializeOwned, Serialize};
use super::{Result, Serializer, SerializerError};
#[derive(Debug, Clone)]
pub struct JsonSerializer;
impl Serializer for JsonSerializer {
fn serialize<T, W>(mut writer: W, value: &T) -> Result<()>
where T: Serialize + DeserializeOwned,
W: io::Write {
serde_json::to_writer(&mut writer, value)?;
writer.flush().map_err(From::from)
}
fn deserialize<T, R>(reader: R) -> Result<T>
where T: Serialize + DeserializeOwned,
R: io::Read {
serde_json::from_reader(reader).map_err(From::from)
}
}
impl From<serde_json::Error> for SerializerError {
fn from(error: serde_json::Error) -> Self {
use serde_json::error::Category;
match error.classify() {
Category::Syntax | Category::Data => Self::syntax(error),
Category::Io | Category::Eof => Self::io(error)
}
}
}