From 94efe299b9b417a950093fdafb565931dc68cf9e Mon Sep 17 00:00:00 2001
From: Alexander Yumashev <33555768+alex-jitbit@users.noreply.github.com>
Date: Mon, 28 Nov 2022 11:06:07 +0200
Subject: [PATCH] Revert "Cache name-hashes in a static var, makes subsequent
 calls much faster"

This reverts commit e11abf25ebf06311472d07fa1affbd1f72a11d1e.
---
 MapDataReader/MapperGenerator.cs | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/MapDataReader/MapperGenerator.cs b/MapDataReader/MapperGenerator.cs
index ed90cd3..de38d46 100644
--- a/MapDataReader/MapperGenerator.cs
+++ b/MapDataReader/MapperGenerator.cs
@@ -70,7 +70,6 @@ private static void SetPropertyByName(this {typeNodeSymbol.FullName()} target, i
 				if (typeNodeSymbol.InstanceConstructors.Any(c => !c.Parameters.Any())) //has a constructor without parameters?
 				{
 					src += $@"
-							private static int[] _columnNameHashes{typeNode.Identifier} = null;
 
 							public static List<{typeNodeSymbol.FullName()}> To{typeNode.Identifier}(this IDataReader dr)
 							{{
@@ -78,14 +77,12 @@ private static void SetPropertyByName(this {typeNodeSymbol.FullName()} target, i
 								
 								if (dr.Read())
 								{{
-									if(_columnNameHashes{typeNode.Identifier} == null)
-										_columnNameHashes{typeNode.Identifier} = Enumerable.Range(0, dr.FieldCount).Select(i => MapperGenerator.GetDeterministicHashCode(dr.GetName(i))).ToArray();
-
+									int[] columnNameHashes = Enumerable.Range(0, dr.FieldCount).Select(i => MapperGenerator.GetDeterministicHashCode(dr.GetName(i))).ToArray();
 									do
 									{{
 										var result = new {typeNodeSymbol.FullName()}();
 										int i = 0;
-										foreach (var col in _columnNameHashes{typeNode.Identifier})
+										foreach (var col in columnNameHashes)
 										{{
 											var value = dr[i];
 											if (value is DBNull) value = null;