From 3d1be3b3cbf934ef29928d6bd92bbf002b08a982 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=B6nke=20Ludwig?= <sludwig@outerproduct.org>
Date: Wed, 25 Nov 2020 23:24:27 +0100
Subject: [PATCH] Improve debug trace logging.

---
 source/vibe/core/core.d | 1 +
 source/vibe/core/task.d | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/source/vibe/core/core.d b/source/vibe/core/core.d
index 6a5dfec..37a38fb 100644
--- a/source/vibe/core/core.d
+++ b/source/vibe/core/core.d
@@ -428,6 +428,7 @@ package Task runTask_internal(alias TFI_SETUP)()
 		() @trusted { TaskFiber.ms_taskEventCallback(TaskEvent.preStart, handle); } ();
 	}
 
+	debug (VibeTaskLog) logTrace("Switching to newly created task");
 	switchToTask(handle);
 
 	debug if (TaskFiber.ms_taskEventCallback) {
diff --git a/source/vibe/core/task.d b/source/vibe/core/task.d
index 3d53201..28854d0 100644
--- a/source/vibe/core/task.d
+++ b/source/vibe/core/task.d
@@ -823,6 +823,7 @@ package struct TaskScheduler {
 
 		bool any_events = false;
 		while (true) {
+			debug (VibeTaskLog) logTrace("Scheduling before peeking new events...");
 			// process pending tasks
 			bool any_tasks_processed = schedule() != ScheduleStatus.idle;
 
@@ -952,7 +953,7 @@ package struct TaskScheduler {
 			auto thistf = () @trusted { return thist.taskFiber; } ();
 			assert(!thistf || !thistf.m_queue, "Calling task is running, but scheduled to be resumed!?");
 
-			debug (VibeTaskLog) logDebugV("Switching tasks (%s already in queue)", m_taskQueue.length);
+			debug (VibeTaskLog) logDebugV("Switching tasks (%s already in queue, prio=%s)", m_taskQueue.length, priority);
 			final switch (priority) {
 				case TaskSwitchPriority.normal:
 					reschedule(tf);