chore: import upstream snapshot with attribution

2026-07-13 13:02:50 +08:00
commit 0fc60fdcb1
5008 changed files with 910633 additions and 0 deletions
@@ -0,0 +1,74 @@
+/*
+ * QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
+ * Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+using System;
+using System.Globalization;
+
+namespace QuantConnect.Logging
+{
+    /// <summary>
+    /// Logging extensions.
+    /// </summary>
+    public static class LogHandlerExtensions
+    {
+        /// <summary>
+        /// Write error message to log
+        /// </summary>
+        /// <param name="logHandler"></param>
+        /// <param name="text">Message</param>
+        /// <param name="args">Arguments to format.</param>
+        public static void Error(this ILogHandler logHandler, string text, params object[] args)
+        {
+            if (logHandler == null)
+            {
+                throw new ArgumentNullException(nameof(logHandler), "Log Handler cannot be null");
+            }
+
+            logHandler.Error(string.Format(CultureInfo.InvariantCulture, text, args));
+        }
+
+        /// <summary>
+        /// Write debug message to log
+        /// </summary>
+        /// <param name="logHandler"></param>
+        /// <param name="text">Message</param>
+        /// <param name="args">Arguments to format.</param>
+        public static void Debug(this ILogHandler logHandler, string text, params object[] args)
+        {
+            if (logHandler == null)
+            {
+                throw new ArgumentNullException(nameof(logHandler), "Log Handler cannot be null");
+            }
+
+            logHandler.Debug(string.Format(CultureInfo.InvariantCulture, text, args));
+        }
+
+        /// <summary>
+        /// Write debug message to log
+        /// </summary>
+        /// <param name="logHandler"></param>
+        /// <param name="text">Message</param>
+        /// <param name="args">Arguments to format.</param>
+        public static void Trace(this ILogHandler logHandler, string text, params object[] args)
+        {
+            if (logHandler == null)
+            {
+                throw new ArgumentNullException(nameof(logHandler), "Log Handler cannot be null");
+            }
+
+            logHandler.Trace(string.Format(CultureInfo.InvariantCulture, text, args));
+        }
+    }
+}