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112 lines
3.3 KiB
112 lines
3.3 KiB
8 months ago
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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#if UNITY_WSA && !UNITY_EDITOR && !ENABLE_IL2CPP
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Reflection;
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namespace System.TypeFix
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{
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public static class ReflectionHelpers
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{
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/// <summary>
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/// Determines whether the specified object is an instance of the current Type.
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/// </summary>
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/// <param name="type">The type.</param>
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/// <param name="o">The object to compare with the current type.</param>
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/// <returns>true if the current Type is in the inheritance hierarchy of the
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/// object represented by o, or if the current Type is an interface that o
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/// supports. false if neither of these conditions is the case, or if o is
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/// null, or if the current Type is an open generic type (that is,
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/// ContainsGenericParameters returns true).</returns>
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public static bool IsInstanceOfType(this Type type, object o)
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{
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return o != null && type.IsAssignableFrom(o.GetType());
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}
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internal static bool ImplementInterface(this Type type, Type ifaceType)
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{
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while (type != null)
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{
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Type[] interfaces = type.GetTypeInfo().ImplementedInterfaces.ToArray(); // .GetInterfaces();
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if (interfaces != null)
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{
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for (int i = 0; i < interfaces.Length; i++)
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{
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if (interfaces[i] == ifaceType || (interfaces[i] != null && interfaces[i].ImplementInterface(ifaceType)))
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{
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return true;
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}
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}
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}
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type = type.GetTypeInfo().BaseType;
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// type = type.BaseType;
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}
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return false;
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}
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public static bool IsAssignableFrom(this Type type, Type c)
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{
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if (c == null)
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{
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return false;
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}
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if (type == c)
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{
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return true;
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}
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//RuntimeType runtimeType = type.UnderlyingSystemType as RuntimeType;
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//if (runtimeType != null)
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//{
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// return runtimeType.IsAssignableFrom(c);
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//}
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//if (c.IsSubclassOf(type))
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if (c.GetTypeInfo().IsSubclassOf(c))
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{
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return true;
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}
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//if (type.IsInterface)
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if (type.GetTypeInfo().IsInterface)
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{
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return c.ImplementInterface(type);
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}
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if (type.IsGenericParameter)
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{
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Type[] genericParameterConstraints = type.GetTypeInfo().GetGenericParameterConstraints();
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for (int i = 0; i < genericParameterConstraints.Length; i++)
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{
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if (!genericParameterConstraints[i].IsAssignableFrom(c))
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{
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return false;
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}
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}
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return true;
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}
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return false;
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}
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public static bool IsEnum(this Type type)
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{
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return type.GetTypeInfo().IsEnum;
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}
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}
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}
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#endif
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#endif
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