public Expression ConvertExp(LinqExp.Expression linqExpression)
{
if (linqExpression == null)
{
return(null);
}
switch (linqExpression.NodeType)
{
case LinqExp.ExpressionType.Add:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.Add));
case LinqExp.ExpressionType.AddChecked:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.AddChecked));
case LinqExp.ExpressionType.And:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.And));
case LinqExp.ExpressionType.AndAlso:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.AndAlso));
case LinqExp.ExpressionType.ArrayLength:
return(Convert((LinqExp.UnaryExpression)linqExpression, Expression.ArrayLength));
case LinqExp.ExpressionType.ArrayIndex:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.ArrayIndex));
case LinqExp.ExpressionType.Call:
return(Convert((LinqExp.MethodCallExpression)linqExpression));
case LinqExp.ExpressionType.Coalesce:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.Coalesce));
case LinqExp.ExpressionType.Conditional:
return(Convert((LinqExp.ConditionalExpression)linqExpression));
case LinqExp.ExpressionType.Constant:
return(Convert((LinqExp.ConstantExpression)linqExpression));
case LinqExp.ExpressionType.Convert:
return(ConvertCast((LinqExp.UnaryExpression)linqExpression, Expression.Convert));
case LinqExp.ExpressionType.ConvertChecked:
return(ConvertCast((LinqExp.UnaryExpression)linqExpression, Expression.ConvertChecked));
case LinqExp.ExpressionType.Divide:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.Divide));
case LinqExp.ExpressionType.Equal:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.Equal));
case LinqExp.ExpressionType.ExclusiveOr:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.ExclusiveOr));
case LinqExp.ExpressionType.GreaterThan:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.GreaterThan));
case LinqExp.ExpressionType.GreaterThanOrEqual:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.GreaterThanOrEqual));
case LinqExp.ExpressionType.Invoke:
return(Convert((LinqExp.InvocationExpression)linqExpression));
case LinqExp.ExpressionType.Lambda:
return(ConvertLambda((LinqExp.LambdaExpression)linqExpression));
case LinqExp.ExpressionType.LeftShift:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.LeftShift));
case LinqExp.ExpressionType.LessThan:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.LessThan));
case LinqExp.ExpressionType.LessThanOrEqual:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.LessThanOrEqual));
case LinqExp.ExpressionType.ListInit:
return(Convert((LinqExp.ListInitExpression)linqExpression));
case LinqExp.ExpressionType.MemberAccess:
return(Convert((LinqExp.MemberExpression)linqExpression));
case LinqExp.ExpressionType.MemberInit:
return(Convert((LinqExp.MemberInitExpression)linqExpression));
case LinqExp.ExpressionType.Modulo:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.Modulo));
case LinqExp.ExpressionType.Multiply:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.Multiply));
case LinqExp.ExpressionType.MultiplyChecked:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.MultiplyChecked));
case LinqExp.ExpressionType.Negate:
return(Convert((LinqExp.UnaryExpression)linqExpression, Expression.Negate));
case LinqExp.ExpressionType.UnaryPlus:
return(Convert((LinqExp.UnaryExpression)linqExpression, Expression.NegateChecked));
case LinqExp.ExpressionType.NegateChecked:
return(Convert((LinqExp.UnaryExpression)linqExpression, Expression.NegateChecked));
case LinqExp.ExpressionType.New:
return(Convert((LinqExp.NewExpression)linqExpression));
case LinqExp.ExpressionType.NewArrayBounds:
return(Convert((LinqExp.NewArrayExpression)linqExpression, Expression.NewArrayBounds));
case LinqExp.ExpressionType.NewArrayInit:
return(Convert((LinqExp.NewArrayExpression)linqExpression, Expression.NewArrayInit));
case LinqExp.ExpressionType.Not:
return(Convert((LinqExp.UnaryExpression)linqExpression, Expression.Not));
case LinqExp.ExpressionType.NotEqual:
return(ConvertImplicit((LinqExp.BinaryExpression)linqExpression, Expression.NotEqual));
case LinqExp.ExpressionType.Or:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.Or));
case LinqExp.ExpressionType.OrElse:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.OrElse));
case LinqExp.ExpressionType.Parameter:
return(Convert((LinqExp.ParameterExpression)linqExpression));
case LinqExp.ExpressionType.Power:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.Power));
case LinqExp.ExpressionType.Quote:
return(Convert((LinqExp.UnaryExpression)linqExpression, Expression.Quote));
case LinqExp.ExpressionType.RightShift:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.RightShift));
case LinqExp.ExpressionType.Subtract:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.Subtract));
case LinqExp.ExpressionType.SubtractChecked:
return(Convert((LinqExp.BinaryExpression)linqExpression, Expression.SubtractChecked));
case LinqExp.ExpressionType.TypeAs:
return(Convert((LinqExp.UnaryExpression)linqExpression, Expression.TypeAs));
case LinqExp.ExpressionType.TypeIs:
return(Convert((LinqExp.TypeBinaryExpression)linqExpression));
}
throw new NotSupportedException("Can't convert a " + linqExpression.NodeType);
}
/// <summary> /// Converts the given <paramref name="linqExpression"/> into a DynamicLanguageRuntime Expression. /// </summary> /// <param name="linqExpression">The Linq Expression to convert.</param> /// <returns>The given <paramref name="linqExpression"/> converted into a DynamicLanguageRuntime Expression.</returns> public static Expression Convert(LinqExp.Expression linqExpression) => new Converter().ConvertExp(linqExpression);
