/src/LinFu.IoC/Configuration/ConstructorMethodBuilder.cs

 1using System;
 2using System.Reflection;
 3using System.Reflection.Emit;
 4
 5namespace LinFu.IoC.Configuration
 6{
 7    /// <summary>
 8    ///     A method builder that generates dynamic methods using existing constructors.
 9    /// </summary>
10    public class ConstructorMethodBuilder : BaseMethodBuilder<ConstructorInfo>
11    {
12        /// <summary>
13        ///     Returns the declaring type of the target constructor.
14        /// </summary>
15        /// <param name="constructor"></param>
16        /// <returns>The declaring type of the target constructor.</returns>
17        protected override Type GetReturnType(ConstructorInfo constructor)
18        {
19            return constructor.DeclaringType;
20        }
21
22        /// <summary>
23        ///     Emits an instruction that instantiates the type associated with the
24        ///     <paramref name="constructor" />.
25        /// </summary>
26        /// <param name="IL">The <see cref="ILGenerator" /> of the target method body.</param>
27        /// <param name="constructor">The target constructor.</param>
28        protected override void EmitCall(ILGenerator IL, ConstructorInfo constructor)
29        {
30            IL.Emit(OpCodes.Newobj, constructor);
31        }
32    }
33}