/// Lazily and singly computed Void constants to initialize SourceKit once per session. private let initializeSourceKit: Void = { sourcekitd_initialize() }() private let initializeSourceKitFailable: Void = { initializeSourceKit sourcekitd_set_notification_handler { response in if !sourcekitd_response_is_error(response!) { fflush(stdout) fputs("sourcekitten: connection to SourceKitService restored!\n", stderr) sourceKitWaitingRestoredSemaphore.signal() } sourcekitd_response_dispose(response!) } }()
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