yonote/yjs
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throw error when event changes are computed after a transaction

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This commit is contained in:
Kevin Jahns
2023-06-27 13:20:53 +02:00
parent 8586806932
commit 90f2a06b5e
2 changed files with 32 additions and 0 deletions
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9
src/utils/YEvent.js
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@@ -6,6 +6,9 @@ import {
import * as set from 'lib0/set'
import * as array from 'lib0/array'
import * as error from 'lib0/error'
const errorComputeChanges = 'You must not compute changes after the event-handler fired.'
/**
* @template {AbstractType<any>} T
@@ -84,6 +87,9 @@ export class YEvent {
*/
get keys () {
if (this._keys === null) {
if (this.transaction.doc._transactionCleanups.length === 0) {
throw error.create(errorComputeChanges)
}
const keys = new Map()
const target = this.target
const changed = /** @type Set<string|null> */ (this.transaction.changed.get(target))
@@ -167,6 +173,9 @@ export class YEvent {
get changes () {
let changes = this._changes
if (changes === null) {
if (this.transaction.doc._transactionCleanups.length === 0) {
throw error.create(errorComputeChanges)
}
const target = this.target
const added = set.create()
const deleted = set.create()