Initial commit - framework

src/Timer.cs

@@ -0,0 +1,48 @@
+using System.Diagnostics;
+
+namespace aoc2022;
+
+internal class Timer : IDisposable
+{
+    private readonly Stopwatch stopwatch = Stopwatch.StartNew();
+    private readonly string? name;
+    private bool stopped = false;
+    public bool Disabled { get; set; }
+
+    public Timer(string? inName = null)
+    {
+        name = inName;
+    }
+
+    public void Stop()
+    {
+        if (stopped)
+        {
+            return;
+        }
+
+        stopwatch.Stop();
+        stopped = true;
+    }
+
+    public void Dispose()
+    {
+        Stop();
+        if (Disabled)
+        {
+            return;
+        }
+
+        var (elapsed, unit) = stopwatch.ConvertToHumanReadable();
+        var color = "<red>";
+        if (unit == "us" || (unit == "ms" && elapsed < 10))
+        {
+            color = "<green>";
+        }
+        else if (unit == "ms" && elapsed < 250)
+        {
+            color = "<yellow>";
+        }
+        Logger.Log($"<cyan>{name}{(!string.IsNullOrEmpty(name) ? " t" : "T")}ook {color}{elapsed:N1}{unit}<r>");
+    }
+}