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fix(async_hooks): properly update sync flag #1306

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Merged
merged 1 commit into from
Aug 23, 2019
Merged

fix(async_hooks): properly update sync flag #1306

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8 changes: 8 additions & 0 deletions lib/instrumentation/async-hooks.js
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Original file line number Diff line number Diff line change
Expand Up @@ -80,6 +80,14 @@ module.exports = function (ins) {
}

function before (asyncId) {
const span = activeSpans.get(asyncId)
if (span) {
span.sync = false
}
const transaction = span ? span.transaction : activeTransactions.get(asyncId)
if (transaction) {
transaction.sync = false
}
ins.bindingSpan = null
}

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14 changes: 14 additions & 0 deletions test/instrumentation/async-hooks.js
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Expand Up @@ -121,6 +121,20 @@ test('post-defined, post-resolved promise', function (t) {
})
})

test('sync/async tracking', function (t) {
var trans = agent.startTransaction()
t.equal(trans.sync, true)

var span = agent.startSpan()
t.equal(span.sync, true)

setImmediate(() => {
t.equal(trans.sync, false)
t.equal(span.sync, false)
t.end()
})
})

function twice (fn) {
setImmediate(fn)
setImmediate(fn)
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