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only switch to bulk filtering when the transaction appears to be a busy one

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This commit is contained in:
Noel Levy 2023-07-09 09:00:14 -07:00
parent 4305ca2196
commit 114e3a825b
1 changed files with 14 additions and 2 deletions
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16
src/utils/Transaction.js
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@ -176,8 +176,10 @@ const tryToMergeWithLeft = (structs, pos) => {
if (right instanceof Item && right.parentSub !== null && /** @type {AbstractType<any>} */ (right.parent)._map.get(right.parentSub) === right) {
/** @type {AbstractType<any>} */ (right.parent)._map.set(right.parentSub, /** @type {Item} */ (left))
}
return 1
}
}
return 0
}
/**
@ -259,6 +261,7 @@ const tryMergeDeleteSet = (ds, store) => {
ds.clients.forEach((deleteItems, client) => {
const structs = /** @type {Array<GC|Item>} */ (store.clients.get(client))
let mergedCount = 0
let initialMerges = 0
for (let di = deleteItems.length - 1; di >= 0; di--) {
const deleteItem = deleteItems[di]
// start with merging the item next to the last deleted item
@ -268,7 +271,11 @@ const tryMergeDeleteSet = (ds, store) => {
si > 0 && struct.id.clock >= deleteItem.clock;
struct = structs[--si]
) {
mergedCount += tryToMergeWithLeftNoSplice(structs, si)
if (initialMerges < 10) {
initialMerges += tryToMergeWithLeft(structs, si)
} else {
mergedCount += tryToMergeWithLeftNoSplice(structs, si)
}
}
}
if (mergedCount > 0) {
@ -364,8 +371,13 @@ const cleanupTransactions = (transactionCleanups, i) => {
// we iterate from right to left so we can safely remove entries
const firstChangePos = math.max(findIndexSS(structs, beforeClock), 1)
let mergedCount = 0
let initialMerges = 0
for (let i = structs.length - 1; i >= firstChangePos; i--) {
mergedCount += tryToMergeWithLeftNoSplice(structs, i)
if (initialMerges < 10) {
initialMerges += tryToMergeWithLeft(structs, i)
} else {
mergedCount += tryToMergeWithLeftNoSplice(structs, i)
}
}
// eslint-disable-next-line
if (mergedCount > 0) {