From b8d119fa635b535574593daf07aea831259ab698 Mon Sep 17 00:00:00 2001
From: Marc Gravell <marc.gravell@gmail.com>
Date: Fri, 13 Oct 2023 07:06:15 +0100
Subject: [PATCH] NRT tweak on GetConstructorParameter

---
 Dapper/PublicAPI.Shipped.txt | 2 +-
 Dapper/SqlMapper.ITypeMap.cs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Dapper/PublicAPI.Shipped.txt b/Dapper/PublicAPI.Shipped.txt
index adaa7a517..4c5417a6c 100644
--- a/Dapper/PublicAPI.Shipped.txt
+++ b/Dapper/PublicAPI.Shipped.txt
@@ -135,7 +135,7 @@ Dapper.SqlMapper.ITypeHandler.SetValue(System.Data.IDbDataParameter! parameter,
 Dapper.SqlMapper.ITypeMap
 Dapper.SqlMapper.ITypeMap.FindConstructor(string![]! names, System.Type![]! types) -> System.Reflection.ConstructorInfo?
 Dapper.SqlMapper.ITypeMap.FindExplicitConstructor() -> System.Reflection.ConstructorInfo?
-Dapper.SqlMapper.ITypeMap.GetConstructorParameter(System.Reflection.ConstructorInfo! constructor, string! columnName) -> Dapper.SqlMapper.IMemberMap!
+Dapper.SqlMapper.ITypeMap.GetConstructorParameter(System.Reflection.ConstructorInfo! constructor, string! columnName) -> Dapper.SqlMapper.IMemberMap?
 Dapper.SqlMapper.ITypeMap.GetMember(string! columnName) -> Dapper.SqlMapper.IMemberMap?
 Dapper.SqlMapper.Settings
 Dapper.SqlMapper.StringTypeHandler<T>
diff --git a/Dapper/SqlMapper.ITypeMap.cs b/Dapper/SqlMapper.ITypeMap.cs
index 6a149b1fb..42189a688 100644
--- a/Dapper/SqlMapper.ITypeMap.cs
+++ b/Dapper/SqlMapper.ITypeMap.cs
@@ -33,7 +33,7 @@ public interface ITypeMap
             /// <param name="constructor">Constructor to resolve</param>
             /// <param name="columnName">DataReader column name</param>
             /// <returns>Mapping implementation</returns>
-            IMemberMap GetConstructorParameter(ConstructorInfo constructor, string columnName);
+            IMemberMap? GetConstructorParameter(ConstructorInfo constructor, string columnName);
 
             /// <summary>
             /// Gets member mapping for column