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Bug getblock concurrency #35

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Bug getblock concurrency #35

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d9eee57
Temporary workaround: register of in-progress getBlock requests
caolan Mar 24, 2026
1de7d91
Revert "Temporary workaround: register of in-progress getBlock requests"
caolan Apr 7, 2026
2d1b4fd
Use pending inflate task when available
caolan Apr 7, 2026
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12 changes: 12 additions & 0 deletions lib/inflate.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,21 @@ const b4a = require('b4a')
const { Pointer, KeyPointer, ValuePointer, TreeNode } = require('./tree.js')
const { DeltaOp, DeltaCohort, OP_COHORT } = require('./compression.js')

const pending = new WeakMap()

exports.inflate = async function inflate(ptr, config) {
if (ptr.value) return ptr.value
if (pending.has(ptr)) return pending.get(ptr)
const promise = _inflate(ptr, config)
pending.set(ptr, promise)
try {
return await promise
} finally {
pending.delete(ptr)
}
}

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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