Got at least one data fetching method working; turns out, we can't use a patched LogicStack to get the data

This commit is contained in:
2026-01-14 22:11:11 +01:00
parent 40a8431464
commit 3f7122d30a
350 changed files with 41444 additions and 119 deletions

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@@ -0,0 +1,79 @@
using System;
using System.Linq.Expressions;
using System.Reflection;
namespace Swan.Reflection
{
/// <summary>
/// The concrete and hidden implementation of the <see cref="IPropertyProxy"/> implementation.
/// </summary>
/// <seealso cref="IPropertyProxy" />
internal sealed class PropertyInfoProxy : IPropertyProxy
{
private readonly Func<object, object>? _getter;
private readonly Action<object, object?>? _setter;
/// <summary>
/// Initializes a new instance of the <see cref="PropertyInfoProxy"/> class.
/// </summary>
/// <param name="declaringType">Type of the declaring.</param>
/// <param name="propertyInfo">The property information.</param>
public PropertyInfoProxy(Type declaringType, PropertyInfo propertyInfo)
{
Property = propertyInfo;
EnclosingType = declaringType;
_getter = CreateLambdaGetter(declaringType, propertyInfo);
_setter = CreateLambdaSetter(declaringType, propertyInfo);
}
/// <inheritdoc />
public PropertyInfo Property { get; }
/// <inheritdoc />
public Type EnclosingType { get; }
/// <inheritdoc />
public string Name => Property.Name;
/// <inheritdoc />
public Type PropertyType => Property.PropertyType;
/// <inheritdoc />
public object? GetValue(object instance) => _getter?.Invoke(instance);
/// <inheritdoc />
public void SetValue(object instance, object? value) => _setter?.Invoke(instance, value);
private static Func<object, object>? CreateLambdaGetter(Type instanceType, PropertyInfo propertyInfo)
{
if (!propertyInfo.CanRead)
return null;
var instanceParameter = Expression.Parameter(typeof(object), "instance");
var typedInstance = Expression.Convert(instanceParameter, instanceType);
var property = Expression.Property(typedInstance, propertyInfo);
var convert = Expression.Convert(property, typeof(object));
var dynamicGetter = (Func<object, object>)Expression.Lambda(convert, instanceParameter).Compile();
return dynamicGetter;
}
private static Action<object, object?>? CreateLambdaSetter(Type instanceType, PropertyInfo propertyInfo)
{
if (!propertyInfo.CanWrite)
return null;
var instanceParameter = Expression.Parameter(typeof(object), "instance");
var valueParameter = Expression.Parameter(typeof(object), "value");
var typedInstance = Expression.Convert(instanceParameter, instanceType);
var property = Expression.Property(typedInstance, propertyInfo);
var propertyValue = Expression.Convert(valueParameter, propertyInfo.PropertyType);
var body = Expression.Assign(property, propertyValue);
var dynamicSetter = Expression.Lambda<Action<object, object?>>(body, instanceParameter, valueParameter).Compile();
return dynamicSetter;
}
}
}