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v0.9.13

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- 增加 FreeSql.Extensions.JsonMap 扩展包，实现快速将对象映射为json字符串的方法；
- 优化 表达式解析未实现的错误提醒，如 $""；
This commit is contained in:
28810
2019-09-13 00:23:52 +08:00
parent 8520008b82
commit 62a095df8f
33 changed files with 249 additions and 53 deletions
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12
FreeSql/Internal/UtilsExpressionTree.cs
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@ -1466,7 +1466,8 @@ namespace FreeSql.Internal
static PropertyInfo PropertyDateTimeTicks = typeof(DateTime).GetProperty("Ticks", BindingFlags.Instance | BindingFlags.Public);
static ConstructorInfo CtorDateTimeOffsetArgsTicks = typeof(DateTimeOffset).GetConstructor(new[] { typeof(long), typeof(TimeSpan) });
public static ConcurrentBag<Func<LabelTarget, Expression, string, Expression>> GetDataReaderValueBlockExpressionSwitchTypeFullName = new ConcurrentBag<Func<LabelTarget, Expression, string, Expression>>();
public static ConcurrentBag<Func<LabelTarget, Expression, Type, Expression>> GetDataReaderValueBlockExpressionSwitchTypeFullName = new ConcurrentBag<Func<LabelTarget, Expression, Type, Expression>>();
public static ConcurrentBag<Func<LabelTarget, Expression, Expression, Type, Expression>> GetDataReaderValueBlockExpressionObjectToStringIfThenElse = new ConcurrentBag<Func<LabelTarget, Expression, Expression, Type, Expression>>();
public static Expression GetDataReaderValueBlockExpression(Type type, Expression value)
{
var returnTarget = Expression.Label(typeof(object));
@ -1728,11 +1729,14 @@ namespace FreeSql.Internal
default:
foreach (var switchFunc in GetDataReaderValueBlockExpressionSwitchTypeFullName)
{
var switchFuncRet = switchFunc(returnTarget, valueExp, type.FullName);
var switchFuncRet = switchFunc(returnTarget, valueExp, type);
if (switchFuncRet != null) return switchFuncRet;
}
break;
}
Expression callToStringExp = Expression.Return(returnTarget, Expression.Convert(Expression.Call(MethodToString, valueExp), typeof(object)));
foreach (var toStringFunc in GetDataReaderValueBlockExpressionObjectToStringIfThenElse)
callToStringExp = toStringFunc(returnTarget, valueExp, callToStringExp, type);
Expression switchExp = null;
if (tryparseExp != null)
switchExp = Expression.Switch(
@ -1753,12 +1757,12 @@ namespace FreeSql.Internal
Expression.SwitchCase(Expression.Return(returnTarget, Expression.Call(MethodConvertChangeType, valueExp, Expression.Constant(type, typeof(Type)))), Expression.Constant(type))
);
else if (type == typeof(string))
switchExp = Expression.Return(returnTarget, Expression.Convert(Expression.Call(MethodToString, valueExp), typeof(object)));
switchExp = callToStringExp;
else
switchExp = Expression.Return(returnTarget, Expression.Call(MethodConvertChangeType, valueExp, Expression.Constant(type, typeof(Type))));
var defaultRetExp = type == typeof(string) ?
Expression.Return(returnTarget, Expression.Convert(Expression.Call(MethodToString, valueExp), typeof(object))) :
callToStringExp :
Expression.Return(returnTarget, Expression.Call(MethodConvertChangeType, valueExp, Expression.Constant(type, typeof(Type))));
return Expression.IfThenElse(