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1. Script项目添加了数组表达式的支持

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2. EmitHelper添加了数组创建委托的构建
This commit is contained in:
fengjiayi
2025-07-31 11:21:49 +08:00
parent 85d04029dc
commit 827a9242ae
10 changed files with 254 additions and 105 deletions
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31
Library/FlowNode/DelegateDetails.cs
View File

@@ -1,10 +1,6 @@
using Serein.Library.Utils;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Text;
using System.Threading.Tasks;
using static Serein.Library.Utils.EmitHelper;
@@ -54,7 +50,11 @@ namespace Serein.Library
/// <summary>
/// 集合赋值
/// </summary>
CollectionSetter
CollectionSetter,
/// <summary>
/// 数组创建
/// </summary>
ArrayCreate,
}
/// <summary>
@@ -172,6 +172,12 @@ namespace Serein.Library
this.emitType = EmitType.CollectionGetter;
collectionGetter = EmitHelper.CreateCollectionGetter(type);
}
else if (emitType == EmitType.ArrayCreate)
{
Func<int, object> func = EmitHelper.CreateArrayFactory(type);
this.arrayCreatefunc = func;
this.emitType = EmitType.ArrayCreate;
}
else
{
throw new NotSupportedException("错误的构建类型");
@@ -179,8 +185,8 @@ namespace Serein.Library
}
private Func<object,object, object> collectionGetter= null;
@@ -195,6 +201,8 @@ namespace Serein.Library
private Func<object, object[], Task> methodTask = null;
private Func<object, object[], object> methodInvoke = null;
private Func<int, object> arrayCreatefunc = null;
/*/// <summary>
/// 更新委托方法
@@ -260,10 +268,17 @@ namespace Serein.Library
collectionSetter(instance, args[0], args[1]);
return null;
}
else
else if(emitType == EmitType.ArrayCreate)
{
throw new NotSupportedException("当前委托类型不支持 InvokeAsync 方法。请使用其他方法调用。");
if(args[0] is int count)
{
return arrayCreatefunc(count);
}
}
throw new NotSupportedException("当前委托类型不支持 InvokeAsync 方法。请使用其他方法调用。");
}
private async Task<object> MethodInvoke(object instance, object[] args)

46
Library/Utils/EmitHelper.cs
View File

@@ -226,10 +226,8 @@ namespace Serein.Library.Utils
};
}
/// <summary>
/// 创建字段 Getter 委托：Func&lt;object, object&gt;
/// 构建字段 Getter 委托：Func&lt;object, object&gt;
/// </summary>
public static Func<object, object> CreateFieldGetter(FieldInfo fieldInfo)
{
@@ -271,7 +269,7 @@ namespace Serein.Library.Utils
}
/// <summary>
/// 创建字段 Setter 委托：Action&lt;object, object&gt;
/// 构建字段 Setter 委托：Action&lt;object, object&gt;
/// </summary>
public static Action<object, object> CreateFieldSetter(FieldInfo fieldInfo)
{
@@ -315,7 +313,7 @@ namespace Serein.Library.Utils
}
/// <summary>
/// 创建属性 Getter 委托：Func&lt;object, object&gt;
/// 构建属性 Getter 委托：Func&lt;object, object&gt;
/// </summary>
public static Func<object, object> CreatePropertyGetter(PropertyInfo propertyInfo)
{
@@ -357,7 +355,7 @@ namespace Serein.Library.Utils
}
/// <summary>
/// 创建属性 Setter 委托：Action&lt;object, object&gt;
/// 构建属性 Setter 委托：Action&lt;object, object&gt;
/// </summary>
public static Action<object, object> CreatePropertySetter(PropertyInfo propertyInfo)
{
@@ -402,9 +400,40 @@ namespace Serein.Library.Utils
return (Action<object, object>)method.CreateDelegate(typeof(Action<object, object>));
}
/// <summary>
/// 构建数组创建委托：Func&lt;int, object[]&gt;
/// </summary>
/// <param name="elementType"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException"></exception>
public static Func<int, object> CreateArrayFactory(Type elementType)
{
if (elementType == null) throw new ArgumentNullException(nameof(elementType));
var arrayType = elementType.MakeArrayType();
var dm = new DynamicMethod(
$"NewArray_{elementType.Name}",
typeof(object), // 返回 object
new[] { typeof(int) }, // 参数：length
typeof(EmitHelper).Module,
true);
var il = dm.GetILGenerator();
il.Emit(OpCodes.Ldarg_0); // length
il.Emit(OpCodes.Newarr, elementType); // new T[length]
il.Emit(OpCodes.Ret); // 返回 T[]
return (Func<int, object>)dm.CreateDelegate(typeof(Func<int, object>));
}
/// <summary>
/// 创建集合赋值委托：Action&lt;object, object, object&gt;
/// 构建集合赋值委托：Action&lt;object, object, object&gt;
/// </summary>
/// <param name="collectionType"></param>
/// <returns></returns>
@@ -474,9 +503,8 @@ namespace Serein.Library.Utils
}
/// <summary>
/// 创建集合获取委托：Func&lt;object, object, object&gt;
/// 构建集合获取委托：Func&lt;object, object, object&gt;
/// </summary>
/// <param name="collectionType"></param>
/// <returns></returns>

49
Library/Utils/TypeHelper.cs
View File

@@ -1,6 +1,7 @@
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
namespace Serein.Library.Utils
@@ -173,8 +174,52 @@ namespace Serein.Library.Utils
}
/// <summary>
/// 发掘类型中的基类
/// </summary>
/// <param name="types"></param>
/// <returns></returns>
public static Type? FindCommonBaseType(Type[] types)
{
if (types.Length == 0)
return null;
Type? baseType = types[0];
foreach (var type in types.Skip(1))
{
baseType = FindCommonBaseType(baseType, type);
if (baseType == typeof(object))
break;
}
return baseType;
}
/// <summary>
/// 查找父类
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
private static Type FindCommonBaseType(Type a, Type b)
{
// 如果相等，直接返回
if (a == b) return a;
// 向上查找父类链，找第一个 b.IsAssignableFrom(base)
var current = a;
while (current != null && current != typeof(object))
{
if (current.IsAssignableFrom(b))
return current;
current = current.BaseType!;
}
return typeof(object);
}
}
}