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Fix getblock concurrency #60

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Merged
mafintosh merged 5 commits into from
Aug 4, 2026
Merged

Fix getblock concurrency #60

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371a792
Temporary workaround: register of in-progress getBlock requests
caolan Mar 24, 2026
4cfbc68
Revert "Temporary workaround: register of in-progress getBlock requests"
caolan Apr 7, 2026
e4edab3
Use pending inflate task when available
caolan Apr 7, 2026
060cea6
move pending weakmap onto context
chm-diederichs Jul 31, 2026
2000d8f
store inflating promise on ptr
chm-diederichs Aug 4, 2026
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11 changes: 11 additions & 0 deletions lib/inflate.js
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,18 @@ const { DeltaOp, DeltaCohort, OP_COHORT } = require('./compression.js')

exports.inflate = async function inflate(ptr, config) {
if (ptr.value) return ptr.value
if (ptr.inflating) return ptr.inflating

ptr.inflating = _inflate(ptr, config)

try {
return await ptr.inflating
} finally {
ptr.inflating = null
}
}

async function _inflate(ptr, config) {
const [block, context] = await Promise.all([
ptr.context.getBlock(ptr.seq, ptr.core, config),
ptr.context.getContext(ptr.core, config)
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2 changes: 2 additions & 0 deletions lib/tree.js
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,8 @@ class TreeNodePointer extends Pointer {

this.next = null
this.prev = null

this.inflating = null
}

commit() {
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