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KTIJ-33008 [coroutines] Use StringBuilder instead of string concatenation to render CoroutineContext

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Since there might be a lot of elements in the `CoroutineContext`,
joining them with string concatenation in a cycle basically
means O(N^2) performance

GitOrigin-RevId: fe5652f0ff9b0abb43320fc7dd4d18f3118f2f38
This commit is contained in:
Roman Golyshev
2025-02-26 17:56:27 +00:00
committed by intellij-monorepo-bot
parent 19c34f9331
commit 3f6f508ccc
1 changed files with 6 additions and 3 deletions
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platform/util/base/src/com/intellij/diagnostic/coroutineDumper.kt
+6 -3
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@@ -336,9 +336,12 @@ private fun traceToDump(info: DebugCoroutineInfo, stripTrace: Boolean): List<Sta
}
private fun CoroutineContext.joinElementsToString(): String =
this.fold("") { acc, element ->
if (acc.isEmpty()) element.toString() else "$acc, $element"
}
this.fold(StringBuilder()) { acc, element ->
if (acc.isNotEmpty()) {
acc.append(", ")
}
acc.append(element.toString())
}.toString()
private fun <T, R> MutableSet<T>.withElement(elem: T, body: (added: Boolean) -> R): R {
val added = add(elem)