from_as 0.2.0

Traits and derive macros to Read and write types that implement serde Serialize and deserialize to files
Documentation 
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use from_as::*;
use std::convert::TryFrom;
use std::io::Read;
use std::io::Write;
#[macro_use]
extern crate serde;

#[derive(Debug, Serialize, Deserialize, AsFile, FromFile)]
struct Field {
    name: String,
}

impl Field {
    pub fn new(n: &str) -> Field {
        Field {
            name: String::from(n),
        }
    }
}

fn main() {
    // json
    let field = Field::new("name");
    field.as_file("./examples/field.json").unwrap();

    let field = Field::from_file("./examples/field.json").unwrap();
    println!("{:#?}", field);

    // yaml
    let field = Field::new("name");
    field.as_file("./examples/field.yaml").unwrap();

    let field = Field::from_file("./examples/field.yaml").unwrap();
    println!("{:#?}", field);

    // toml
    let field = Field::new("name");
    field.as_file("./examples/field.toml").unwrap();

    let field = Field::from_file("./examples/field.toml").unwrap();
    println!("{:#?}", field);
}