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Merge pull request #1186 from ahoppen/truncate-non-darwing-log-message

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Truncate log message in `NonDarwinLogger` at 10.000 characters
This commit is contained in:
Alex Hoppen
2024-04-20 00:13:26 -07:00
committed by GitHub
parent b9af0cf2ef 8f7426162c
commit ce83fcbbf5
1 changed files with 10 additions and 1 deletions
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11
Sources/LSPLogging/NonDarwinLogging.swift
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@@ -299,11 +299,20 @@ public struct NonDarwinLogger: Sendable {
guard level >= self.logLevel else { return }
let date = Date()
loggingQueue.async {
// Truncate log message after 10.000 characters to avoid flooding the log with huge log messages (eg. from a
// sourcekitd response). 10.000 characters was chosen because it seems to fit the result of most sourcekitd
// responses that are not generated interface or global completion results (which are a lot bigger).
var message = message().value.string(for: self.privacyLevel)
if message.utf8.count > 10_000 {
// Check for UTF-8 byte length first because that's faster since it doesn't need to count UTF-8 characters.
// Truncate using `.prefix` to avoid cutting of in the middle of a UTF-8 multi-byte character.
message = message.prefix(10_000) + "..."
}
// Start each log message with `[org.swift.sourcekit-lsp` so that it’s easy to split the log to the different messages
logHandler(
"""
[\(subsystem):\(category)] \(level) \(dateFormatter.string(from: date))
\(message().value.string(for: self.privacyLevel))
\(message)
---
"""
)