Merge branch 'ydb-integration' of https://github.com/y-js/yjs into ydb-integration

lib/encoding.js

@@ -7,7 +7,7 @@ const bits8 = 0b11111111
 /**
  * A BinaryEncoder handles the encoding to an ArrayBuffer.
  */
-class Encoder {
+export class Encoder {
   constructor () {
     this.cpos = 0
     this.cbuf = globals.createUint8ArrayFromLen(1000)

lib/globals.js

@@ -22,6 +22,10 @@ export const createUint8ArrayFromArrayBuffer = arraybuffer => new Uint8Array_(ar
 export const createArrayFromArrayBuffer = arraybuffer => Array.from(createUint8ArrayFromArrayBuffer(arraybuffer))
 
 export const createPromise = f => new Promise(f)
+
+export const createMap = () => new Map()
+export const createSet = () => new Set()
+
 /**
  * `Promise.all` wait for all promises in the array to resolve and return the result
  * @param {Array<Promise<any>>} arrp

lib/idb.js

@@ -96,6 +96,21 @@ export const getAll = (store, range) =>
 export const getAllKeys = (store, range) =>
   rtop(store.getAllKeys(range))
 
+/**
+ * @typedef KeyValuePair
+ * @type {Object}
+ * @property {any} k key
+ * @property {any} v Value
+ */
+
+/**
+ * @param {IDBObjectStore} store
+ * @param {IDBKeyRange} [range]
+ * @return {Promise<Array<KeyValuePair>>}
+ */
+export const getAllKeysValues = (store, range) =>
+  globals.pall([getAllKeys(store, range), getAll(store, range)]).then(([ks, vs]) => ks.map((k, i) => ({ k, v: vs[i] })))
+
 /**
  * Iterate on keys and values
  * @param {IDBObjectStore} store