Changelog

-*- mode: fundamental -*-

Changes marked with '*' indicates a changes that breaks backward compatibility

- [ ] Support extensible polymorphic variants
- [ ] Switch to use result type for all serialization
- [ ] Support attribute [@nobuiltin] attribute to treat types as abstract
- [ ] Support Result.t, List.t, Option.t, Int.t, et. al
- [ ] Add namespaces to attributes
- [ ] Unify xmlm and xml_light driver to share codebase

## 5.2.3
- [x] Compatibility against ppxlib 0.36.0

## 5.2.2
- [x] Fix compatability with Ocaml 5
- [x] Avoid linking against ppxlib

## 5.2.1
- [x] Set minimum ocaml version to 4.08
- [x] Remove warnings on using kprintf and switch to reference Stdlib and not Caml
- [x] Require yojson >= 1.6.0 and remove upper constraint on yojson
- [x] Fix package description for yaml driver

## 5.2.0
- [x] Extend tests to serialize and deserialize to string for completeness
- [x] Fix bugs when deserializing msgpck
- [x] Test using yaml >= 3.0.0 and msgpck >= 1.7.0
- [x] Enable tests for xmlm driver and fix naming of raw serialized composed types
- [x] Enable tests for xml_light driver and fix naming of raw serialized composed types

## 5.1.3 (2020-09-23)
- [x] Remove dependency on stdio
- [x] Fix warning when compiling with 4.11

## 5.1.2 (2020-06-26)
- [x] Compatible with Base v0.14

## 5.1.1 (2020-05-10)
- [x] Add xmlm driver for xml (by Nick Betteridge)


## 5.1.0 (2020-02-01)
- [x] Add support for primitive type 'bytes'
- [x] Add of_<driver>_exn for deserializing of Driver.t
- [x] Dont depend on ppxlib for the runtime
- [x] Remove dependency on base
- [x] Support result type
- [x] Require ppx >= 0.9.0 => support ocaml 4.10 (Thanks kit-ty-kate)

## 5.0.0 (2019-04-19)
- [x] Add option make make lazy type indeed lazy
- [x] Add option to mangle variant names
- [*] Refactor tuple, variant and record code to be more efficient
- [x] Reduce amount of closures in generated code
- [*] support nativeint
- [x] Remove superfluous rec flag from generated code
- [x] Cache partial results for recursive types
- [x] Fix signatures for parameterized types
- [x] Create helper module for tuple, record and variant.
- [x] Add strict option
- [*] create t_to_driver and t_to_driver_exn
- [x] Move some documentation to wiki pages
- [x] Add a TLDR to the README, including dune build instructions
- [x] Allow core < v.013
- [x] Switch to use alcotest
- [x] Expose constructor to driver error type for custom parsers. (@paurkedal)

## 4.0.0 (released 2019-03-26)
- [*] Support "@default" argument on record fields. #9
- [x] Add @name attribute to be compatible with ppx_deriving_yojson
- [*] Support ref cells
- [*] Serialize unit to Null instead of the empty list
- [*] Replace mangle option with driver functors.
- [x] Add compatability with yojson 1.5

## 3.2.0
- [x] Require ppx_protocol_conv in all drivers. #12
- [*] Handle char primitive type

## 3.1.3
- [x] Require yojson >= 1.6.0
- [x] Require ppxlib >= 0.3.0

## 3.1.2
- [x] Support arrays

## 3.1.1
- [x] Do not reference ppx in libraries

## 3.1.0
- [x] Generalise json/jsonm/yaml/msgpack driver into one.
- [x] Switch to dune
- [x] Use ppxlib
- [x] Xml: Decode </x> to the empty string

## 3.0.0
- [x] Support inline records
- [x] Improve error messages on unsupported type constructs
- [x] Support polymorphic variants
- [x] Support parameterised types
- [x] Improve deserialisation error messages
- [x] Make `None` and `Some None` map to distinct values
- [x] Fix error when emitting code for types declared nonrec
- [x] Msgpack: Add fine grained control of serialised types
- [x] *Only emit <of|to>_protocol for types named t (Breaks backward compatibility)

## 2.0.1
- [x] Move tests to own packages

## 2.0.0
- [x] Split drivers into multiple driver packages
- [x] Implement yaml driver

## 1.0.0
- [x] Xml driver: Error when deserialising singleton lists in records

## 0.10.0
- [x] Suport for non-recursive types
- [x] Add alias to allow use without 't_' for types named 't' to mimic deriving_yojson behaviour

## 0.9.0
- [x] Handle lazy types.
- [x] Allow overriding Variant constructor names in serialisation
- [x] Add t_of_xml and t_to_xml to drivers.

- [x] Support int32 and int64
- [x] Don't require all drivers to accept a flags parameter
- [x] Add support for variants
- [x] Support of_protocol and to_protocol
- [x] Add msgpack driver
- [x] Renamed package to ppx_protocol_conv

## 0.8
- [x] Initial release