<chore>

src/Extensions/GenericExtensions.cs

@@ -0,0 +1,41 @@
+namespace NSExt.Extensions;
+
+public static class GenericExtensions
+{
+    /// <summary>
+    ///     从指定的对象拷贝属性
+    /// </summary>
+    /// <typeparam name="T">对象类型</typeparam>
+    /// <param name="me">拷贝目标</param>
+    /// <param name="copyObj">拷贝来源</param>
+    /// <param name="propNameList">需要处理的属性名</param>
+    /// <param name="isIncludeOrExclude">True包含，false排除</param>
+    public static void CopyFrom<T>(this T me, T copyObj, IList<string> propNameList = null
+                                 , bool   isIncludeOrExclude = false)
+    {
+        foreach (var p in me.GetType().GetProperties()) {
+            if (!p.CanWrite) continue;
+            bool isSet;
+            if (isIncludeOrExclude)
+                isSet = propNameList?.Contains(p.Name) ?? false;
+            else
+                isSet = !propNameList?.Contains(p.Name) ?? true;
+
+            if (isSet) p.SetValue(me, copyObj.GetType().GetProperty(p.Name)?.GetValue(copyObj, null), null);
+        }
+    }
+
+
+    /// <summary>
+    ///     判断是否与某对象相等
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    /// <param name="me"></param>
+    /// <param name="compare"></param>
+    /// <param name="ret"></param>
+    /// <returns></returns>
+    public static T Is<T>(this T me, T compare, T ret) where T : struct
+    {
+        return me.Equals(compare) ? ret : me;
+    }
+}