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

Vendor/Swan.Lite-3.1.0/Reflection/MethodInfoCache.cs

@@ -0,0 +1,117 @@
+using System;
+using System.Collections.Concurrent;
+using System.Reflection;
+
+namespace Swan.Reflection
+{
+    /// <summary>
+    /// Represents a Method Info Cache.
+    /// </summary>
+    public class MethodInfoCache : ConcurrentDictionary<string, MethodInfo>
+    {
+        /// <summary>
+        /// Retrieves the properties stored for the specified type.
+        /// If the properties are not available, it calls the factory method to retrieve them
+        /// and returns them as an array of PropertyInfo.
+        /// </summary>
+        /// <typeparam name="T">The type of type.</typeparam>
+        /// <param name="name">The name.</param>
+        /// <param name="alias">The alias.</param>
+        /// <param name="types">The types.</param>
+        /// <returns>
+        /// The cached MethodInfo.
+        /// </returns>
+        /// <exception cref="ArgumentNullException">name
+        /// or
+        /// factory.</exception>
+        public MethodInfo Retrieve<T>(string name, string alias, params Type[] types)
+            => Retrieve(typeof(T), name, alias, types);
+
+        /// <summary>
+        /// Retrieves the specified name.
+        /// </summary>
+        /// <typeparam name="T">The type of type.</typeparam>
+        /// <param name="name">The name.</param>
+        /// <param name="types">The types.</param>
+        /// <returns>
+        /// The cached MethodInfo.
+        /// </returns>
+        public MethodInfo Retrieve<T>(string name, params Type[] types)
+            => Retrieve(typeof(T), name, name, types);
+
+        /// <summary>
+        /// Retrieves the specified type.
+        /// </summary>
+        /// <param name="type">The type.</param>
+        /// <param name="name">The name.</param>
+        /// <param name="types">The types.</param>
+        /// <returns>
+        /// An array of the properties stored for the specified type.
+        /// </returns>
+        public MethodInfo Retrieve(Type type, string name, params Type[] types)
+            => Retrieve(type, name, name, types);
+
+        /// <summary>
+        /// Retrieves the specified type.
+        /// </summary>
+        /// <param name="type">The type.</param>
+        /// <param name="name">The name.</param>
+        /// <param name="alias">The alias.</param>
+        /// <param name="types">The types.</param>
+        /// <returns>
+        /// The cached MethodInfo.
+        /// </returns>
+        public MethodInfo Retrieve(Type type, string name, string alias, params Type[] types)
+        {
+            if (type == null)
+                throw new ArgumentNullException(nameof(type));
+
+            if (alias == null)
+                throw new ArgumentNullException(nameof(alias));
+
+            if (name == null)
+                throw new ArgumentNullException(nameof(name));
+
+            return GetOrAdd(
+                alias,
+                x => type.GetMethod(name, types ?? Array.Empty<Type>()));
+        }
+
+        /// <summary>
+        /// Retrieves the specified name.
+        /// </summary>
+        /// <typeparam name="T">The type of type.</typeparam>
+        /// <param name="name">The name.</param>
+        /// <returns>
+        /// The cached MethodInfo.
+        /// </returns>
+        public MethodInfo Retrieve<T>(string name)
+            => Retrieve(typeof(T), name);
+
+        /// <summary>
+        /// Retrieves the specified type.
+        /// </summary>
+        /// <param name="type">The type.</param>
+        /// <param name="name">The name.</param>
+        /// <returns>
+        /// The cached MethodInfo.
+        /// </returns>
+        /// <exception cref="ArgumentNullException">
+        /// type
+        /// or
+        /// name.
+        /// </exception>
+        public MethodInfo Retrieve(Type type, string name)
+        {
+            if (type == null)
+                throw new ArgumentNullException(nameof(type));
+
+            if (name == null)
+                throw new ArgumentNullException(nameof(name));
+            
+            return GetOrAdd(
+                name,
+                type.GetMethod);
+        }
+    }
+}