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Fix: Return only distinct members/fields from IncludingBaseNonPublic methods

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This commit is contained in:
PJBarczyk 2024-01-24 18:42:08 +01:00
parent 725a61f290
commit 30cc73dd77
1 changed files with 74 additions and 8 deletions
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82
Alchemy/Assets/Alchemy/Editor/Internal/ReflectionHelper.cs
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@ -4,6 +4,7 @@ using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using UnityEngine;
namespace Alchemy.Editor.Internal
{
@ -125,10 +126,33 @@ namespace Alchemy.Editor.Internal
return info;
}
static IEnumerable<Type> EnumerateTypeHierarchy(Type type)
{
while (type != null)
{
yield return type;
type = type.BaseType;
}
}
class FieldInfoEqualityComparer : IEqualityComparer<FieldInfo>
{
public static readonly FieldInfoEqualityComparer Instance = new();
public bool Equals(FieldInfo x, FieldInfo y)
{
return x.Name == y.Name && x.DeclaringType == y.DeclaringType;
}
public int GetHashCode(FieldInfo obj)
{
return HashCode.Combine(obj.Name, obj.DeclaringType);
}
}
static IEnumerable<FieldInfo> GetAllFieldsIncludingBaseNonPublic(Type type, BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static)
{
if (type == null) return Enumerable.Empty<FieldInfo>();
return type.GetFields(bindingAttr).Concat(GetAllFieldsIncludingBaseNonPublic(type.BaseType));
return EnumerateTypeHierarchy(type).Reverse().SelectMany(t => t.GetFields(bindingAttr)).Distinct(FieldInfoEqualityComparer.Instance);
}
public static PropertyInfo GetProperty(Type type, string name, BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static, bool includingBaseNonPublic = false)
@ -148,10 +172,24 @@ namespace Alchemy.Editor.Internal
return info;
}
class PropertyInfoEqualityComparer : IEqualityComparer<PropertyInfo>
{
public static readonly PropertyInfoEqualityComparer Instance = new();
public bool Equals(PropertyInfo x, PropertyInfo y)
{
return x.Name == y.Name && x.DeclaringType == y.DeclaringType;
}
public int GetHashCode(PropertyInfo obj)
{
return HashCode.Combine(obj.Name, obj.DeclaringType);
}
}
static IEnumerable<PropertyInfo> GetAllPropertiesIncludingBaseNonPublic(Type type, BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static)
{
if (type == null) return Enumerable.Empty<PropertyInfo>();
return type.GetProperties(bindingAttr).Concat(GetAllPropertiesIncludingBaseNonPublic(type.BaseType));
return EnumerateTypeHierarchy(type).Reverse().SelectMany(t => t.GetProperties(bindingAttr)).Distinct(PropertyInfoEqualityComparer.Instance);
}
public static MethodInfo GetMethod(Type type, string name, BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static, bool includingBaseNonPublic = false)
@ -171,10 +209,24 @@ namespace Alchemy.Editor.Internal
return info;
}
class MethodInfoEqualityComparer : IEqualityComparer<MethodInfo>
{
public static readonly MethodInfoEqualityComparer Instance = new();
public bool Equals(MethodInfo x, MethodInfo y)
{
return x.Name == y.Name && x.DeclaringType == y.DeclaringType;
}
public int GetHashCode(MethodInfo obj)
{
return HashCode.Combine(obj.Name, obj.DeclaringType);
}
}
static IEnumerable<MethodInfo> GetAllMethodsIncludingBaseNonPublic(Type type, BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static)
{
if (type == null) return Enumerable.Empty<MethodInfo>();
return type.GetMethods(bindingAttr).Concat(GetAllMethodsIncludingBaseNonPublic(type.BaseType));
return EnumerateTypeHierarchy(type).Reverse().SelectMany(t => t.GetMethods(bindingAttr)).Distinct(MethodInfoEqualityComparer.Instance);
}
public static object GetValue(object target, string name, BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static, bool allowProperty = true, bool allowMethod = true)
@ -247,10 +299,24 @@ namespace Alchemy.Editor.Internal
}
}
class MemberInfoEqualityComparer : IEqualityComparer<MemberInfo>
{
public static readonly MemberInfoEqualityComparer Instance = new();
public bool Equals(MemberInfo x, MemberInfo y)
{
return x.Name == y.Name && x.DeclaringType == y.DeclaringType;
}
public int GetHashCode(MemberInfo obj)
{
return HashCode.Combine(obj.Name, obj.DeclaringType);
}
}
static IEnumerable<MemberInfo> GetMembersIncludingBaseNonPublic(Type type, BindingFlags bindingAttr = BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance | BindingFlags.Static)
{
if (type == null) return Enumerable.Empty<MemberInfo>();
return type.GetMembers(bindingAttr).Concat(GetMembersIncludingBaseNonPublic(type.BaseType));
return EnumerateTypeHierarchy(type).Reverse().SelectMany(t => t.GetMembers(bindingAttr)).Distinct(MemberInfoEqualityComparer.Instance);
}
public static object Invoke(object target, string name, params object[] parameters)