support for enum type of db /支持 数据库 enum

liuweizzuie · liuweizzuie · commit 90153bd7cd3b · 2024-03-16T11:51:47.000+08:00
diff --git a/Dapper/SqlMapper.cs b/Dapper/SqlMapper.cs
@@ -367,7 +367,7 @@ public static void SetDbType(IDataParameter parameter, object value)
             handler = null;
             var nullUnderlyingType = Nullable.GetUnderlyingType(type);
             if (nullUnderlyingType != null) type = nullUnderlyingType;
-            if (type.IsEnum && !typeMap.ContainsKey(type))
+            if (type.IsEnum && !typeMap.ContainsKey(type) && !typeHandlers.ContainsKey(type))
             {
                 type = Enum.GetUnderlyingType(type);
             }

Original file line number	Diff line number	Diff line change
`@@ -367,7 +367,7 @@ public static void SetDbType(IDataParameter parameter, object value)`
`367`	`367`	`handler = null;`
`368`	`368`	`var nullUnderlyingType = Nullable.GetUnderlyingType(type);`
`369`	`369`	`if (nullUnderlyingType != null) type = nullUnderlyingType;`
`370`		`- if (type.IsEnum && !typeMap.ContainsKey(type))`
	`370`	`+ if (type.IsEnum && !typeMap.ContainsKey(type) && !typeHandlers.ContainsKey(type))`
`371`	`371`	`{`
`372`	`372`	`type = Enum.GetUnderlyingType(type);`
`373`	`373`	`}`