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Add Expressionable<T, T2, T3, T4,T5>

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This commit is contained in:
610262374@qq.com
2018-11-20 15:06:00 +08:00
parent ec4c406cf5
commit c98f4a09b8
1 changed files with 48 additions and 0 deletions
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48
Src/Asp.Net/SqlSugar/Abstract/ExpressionableProvider/Expressionable.cs
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@@ -182,6 +182,50 @@ namespace SqlSugar
return _exp;
}
}
public class Expressionable<T, T2, T3, T4,T5> where T : class, new() where T2 : class, new() where T3 : class, new() where T4 : class, new() where T5: class,new()
{
Expression<Func<T, T2, T3, T4,T5, bool>> _exp = null;
public Expressionable<T, T2, T3, T4,T5> And(Expression<Func<T, T2, T3, T4,T5, bool>> exp)
{
if (_exp == null)
_exp = exp;
else
_exp = Expression.Lambda<Func<T, T2, T3, T4,T5, bool>>(Expression.AndAlso(_exp.Body, exp.Body), _exp.Parameters);
return this;
}
public Expressionable<T, T2, T3, T4,T5> AndIF(bool isAnd, Expression<Func<T, T2, T3, T4,T5, bool>> exp)
{
if (isAnd)
And(exp);
return this;
}
public Expressionable<T, T2, T3, T4,T5> Or(Expression<Func<T, T2, T3, T4,T5, bool>> exp)
{
if (_exp == null)
_exp = exp;
else
_exp = Expression.Lambda<Func<T, T2, T3, T4,T5, bool>>(Expression.OrElse(_exp.Body, exp.Body), _exp.Parameters);
return this;
}
public Expressionable<T, T2, T3, T4,T5> OrIF(bool isOr, Expression<Func<T, T2, T3, T4,T5, bool>> exp)
{
if (isOr)
Or(exp);
return this;
}
public Expression<Func<T, T2, T3, T4,T5, bool>> ToExpression()
{
if (_exp == null)
_exp = (it, t2, t3, t4,T5) => true;
return _exp;
}
}
public class Expressionable
{
@@ -201,5 +245,9 @@ namespace SqlSugar
{
return new Expressionable<T, T2, T3,T4>();
}
public static Expressionable<T, T2, T3, T4,T5> Create<T, T2, T3, T4,T5>() where T : class, new() where T2 : class, new() where T3 : class, new() where T4 : class, new() where T5:class,new()
{
return new Expressionable<T, T2, T3, T4,T5>();
}
}
}