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//! `crdts` is a library of thoroughly-tested, serializable CRDT's //! ported from the riak_dt library to rust. #![crate_type = "lib"] #![deny(missing_docs)] pub use vclock::VClock; pub use orswot::Orswot; pub use lwwreg::LWWReg; pub use gcounter::GCounter; pub use pncounter::PNCounter; /// `lwwreg` contains the last-write-wins register. pub mod lwwreg; /// `vclock` contains the vector clock. pub mod vclock; /// `orswot` contains the addition-biased or-set without tombstone. pub mod orswot; /// `gcounter` contains the grow-only counter pub mod gcounter; /// `pncounter` contains the positive-negative counter pub mod pncounter; extern crate rustc_serialize; extern crate bincode; extern crate quickcheck; extern crate rand; #[macro_use] extern crate maplit; use bincode::SizeLimit; use bincode::rustc_serialize::{encode, decode, DecodingResult}; use rustc_serialize::{Encodable, Decodable}; /// Dumps this type to binary. /// /// # Examples /// /// ``` /// use crdts::{Orswot, to_binary, from_binary}; /// let mut a = Orswot::new(); /// a.add(1, 1); /// let encoded = to_binary(&a); /// let decoded = from_binary(encoded).unwrap(); /// assert_eq!(a, decoded); /// ``` pub fn to_binary<A: Encodable>(s: &A) -> Vec<u8> { encode(s, SizeLimit::Infinite).unwrap() } /// Attempts to reconstruct a type from binary. /// /// # Examples /// /// ``` /// use crdts::{Orswot, to_binary, from_binary}; /// let mut a = Orswot::new(); /// a.add(1, 1); /// let encoded = to_binary(&a); /// let decoded = from_binary(encoded).unwrap(); /// assert_eq!(a, decoded); /// ``` pub fn from_binary<A: Decodable>(encoded: Vec<u8>) -> DecodingResult<A> { decode(&encoded[..]) }