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- 修复 Enum.ToString() 即使 MapType=int 也应解析成 string；#1252 #806

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2881099
2023-06-28 17:44:13 +08:00
parent b164a08747
commit 2a3db8a2c2
28 changed files with 325 additions and 56 deletions
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15
Providers/FreeSql.Provider.Custom/SqlServer/CustomSqlServerExpression.cs
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@ -93,10 +93,21 @@ namespace FreeSql.Custom.SqlServer
if (callExp.Method.DeclaringType.IsNumberType()) return "rand()";
return null;
case "ToString":
var gentype2 = callExp.Object.Type.NullableTypeOrThis();
if (callExp.Object != null) return callExp.Arguments.Count == 0 ? (gentype2 == typeof(Guid) ?
if (callExp.Object != null)
{
var gentype2 = callExp.Object.Type.NullableTypeOrThis();
if (gentype2.IsEnum)
{
tsc.SetMapColumnTmp(null);
var oldMapType = tsc.SetMapTypeReturnOld(typeof(string));
var enumStr = ExpressionLambdaToSql(callExp.Object, tsc);
tsc.SetMapColumnTmp(null).SetMapTypeReturnOld(oldMapType);
return enumStr;
}
return callExp.Arguments.Count == 0 ? (gentype2 == typeof(Guid) ?
$"cast({getExp(callExp.Object)} as varchar(36))" :
$"cast({getExp(callExp.Object)} as nvarchar{(gentype2.IsNumberType() || gentype2.IsEnum ? "(100)" : "(max)")})") : null;
}
return null;
}