Erlang external term format codec for Rust language.
APACHE-2.0 License
Erlang external term format parser/serializer for Rust.
Decoding
extern crate erl_ext;
use erl_ext::Decoder;
fn main() {
let mut decoder = Decoder::new(&mut io::stdin());
assert!(true == decoder.read_prelude().unwrap());
println!("{}", decoder.decode_term().unwrap());
}
Encoding
extern crate erl_ext;
use erl_ext::{Eterm, Encoder};
fn main() {
let term = Eterm::List(vec!(Eterm::SmallInteger(1),
Eterm::Integer(1000000),
Eterm::Nil));
// this combination of options make it compatible with erlang:term_to_binary/1
let utf8_atoms = false;
let small_atoms = false;
let fair_new_fun = true;
let mut encoder = Encoder::new(&mut io::stdout(),
utf8_atoms, small_atoms, fair_new_fun);
encoder.write_prelude();
encoder.encode_term(term);
}
More examples are in examples
directory.
Types (all Erlang 17.1 types are supported):
0..255
integer()
float()
atom()
reference()
erlang:make_ref/0
port()
eg, socket or raw file or erlang:open_port/2
pid()
Vec<Eterm>
) : { any() }
Vec<(Eterm, Eterm)>
) : #{any() := any()}
[]
Vec<u8>
) : [0..255]
Vec<Eterm>
) : [ any() ]
Vec<u8>
) : binary()
BigInt
) : integer() > i32
fun(..) -> ... end.
- deprecated variantfun(..) -> ... end.
fun my_mod:my_fun/1
<<128, 128:4>>
serialize::Decoder
and serialize::Encoder
implementations (not so easy for containers)