yjs/src/MessageHandler/stateSet.js
2017-10-16 04:53:12 +02:00

24 lines
533 B
JavaScript

export function readStateSet (decoder) {
let ss = new Map()
let ssLength = decoder.readUint32()
for (let i = 0; i < ssLength; i++) {
let user = decoder.readVarUint()
let clock = decoder.readVarUint()
ss.set(user, clock)
}
return ss
}
export function writeStateSet (y, encoder) {
let lenPosition = encoder.pos
let len = 0
encoder.writeUint32(0)
for (let [user, clock] of y.ss.state) {
encoder.writeVarUint(user)
encoder.writeVarUint(clock)
len++
}
encoder.setUint32(lenPosition, len)
}