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
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+/*
+ * 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.Linq;
+using Newtonsoft.Json;
+using System.Reflection;
+
+namespace QuantConnect
+{
+    /// <summary>
+    /// Custom attribute used for documentation
+    /// </summary>
+    [AttributeUsage(AttributeTargets.All, AllowMultiple = true)]
+    [DocumentationAttribute("Reference")]
+    public sealed class DocumentationAttribute : Attribute
+    {
+        private static readonly DocumentationAttribute Attribute =
+            typeof(DocumentationAttribute).GetCustomAttributes<DocumentationAttribute>().Single();
+        private static readonly string BasePath =
+            Attribute.FileName.Substring(0, Attribute.FileName.LastIndexOf("Common", StringComparison.Ordinal));
+
+        /// <summary>
+        /// The documentation tag
+        /// </summary>
+        [JsonProperty(PropertyName = "tag")]
+        public string Tag { get; }
+
+        /// <summary>
+        ///  The associated weight of this attribute and tag
+        /// </summary>
+        [JsonProperty(PropertyName = "weight")]
+        public int Weight { get; }
+
+        /// <summary>
+        ///  The associated line of this attribute
+        /// </summary>
+        [JsonProperty(PropertyName = "line")]
+        public int Line { get; }
+
+        /// <summary>
+        ///  The associated file name of this attribute
+        /// </summary>
+        [JsonProperty(PropertyName = "fileName")]
+        public string FileName { get; }
+
+        /// <summary>
+        /// The attributes type id, we override it to ignore it when serializing
+        /// </summary>
+        [JsonIgnore]
+        public override object TypeId => base.TypeId;
+
+        /// <summary>
+        /// Creates a new instance
+        /// </summary>
+        public DocumentationAttribute(string tag, int weight = 0,
+            [System.Runtime.CompilerServices.CallerLineNumber] int line = 0,
+            [System.Runtime.CompilerServices.CallerFilePath] string fileName = "")
+        {
+            Tag = tag;
+            Line = line;
+            Weight = weight;
+            // will be null for the attribute of DocumentationAttribute itself
+            if (BasePath != null)
+            {
+                FileName = fileName.Replace(BasePath, string.Empty, StringComparison.InvariantCultureIgnoreCase);
+            }
+            else
+            {
+                FileName = fileName;
+            }
+        }
+    }
+}