MessagePack serialization library for various Smalltalk dialects.
- Squeak
- Pharo
- VisualWorks
- VA Smalltalk
- Dolphin Smalltalk
- GNU Smalltalk (Beta)
- Cuis
Sources are put as Cypress for the neutral accesses from various Smalltalk dialects.
MpMessagePack pack: <your object>
or:
<your object> messagePacked
MpMessagePack unpack: msgpackBytes
or:
Object fromMessagePack: msgBytes
map := Dictionary new. map at: 'someArray' asByteArray put: #(1 2.2 #[3 4 5]). packed := map messagePacked. (Object fromMessagePack: packed) inspect.
writeStream := WriteStream on: ByteArray new. encoder := MpEncoder on: writeStream. encoder nextPut: 1. encoder nextPut: #(2 3). dic := Dictionary new. dic at: 4 put: 5. encoder nextPut: dic. encoder nextPut: 'four' asByteArray. bytes := encoder contents. readStream := ReadStream on: bytes. decoder := MpDecoder on: readStream. [decoder atEnd] whileFalse: [ Transcript cr; show: decoder next printString ]
Please read HowToInstall.md.
Installer squeaksource project: 'MessagePack'; install: 'ConfigurationOfMessagePack'. (Smalltalk at: #ConfigurationOfMessagePack) project development load
Metacello new baseline: 'MessagePack'; repository: 'github://msgpack/msgpack-smalltalk:develop/repository'; load.
You might need MpTypeMapper initializeAll on new encoder/decoder-related updates.
Starting with Squeak 5 and 6, DateAndTime only supports microsecond precision. Because of this, nanosecond values are not properly decoded as DateAndTime. Two unit tests (testPackUnpackTimestamp64, 96) fail on Squeak 5 and 6.