public Expression CreateNewExpression(AnonTypeNewTweaks tweaks)
{
if (UseBuiltInTypes)
{
return(AnonType.CreateNewExpression(MemberExpressions, tweaks));
}
var typeArguments = MemberExpressions.Select(i => i.Type).ToArray();
var type = DynamicClassBridge.CreateType(typeArguments);
return(AnonType.CreateNewExpression(type, typeArguments, MemberExpressions, false));
}
public static Expression CreateNewExpression(IReadOnlyCollection <Expression> expressions, AnonTypeNewTweaks tweaks)
{
if (tweaks != null)
{
if (!tweaks.AllowEmpty && expressions.Count < 1)
{
return(Expression.Constant(1));
}
if (!tweaks.AllowUnusedMembers)
{
expressions = Pad(expressions, SnapSize(expressions.Count));
}
}
var typeArguments = expressions.Select(i => i.Type).ToArray();
return(CreateNewExpression(Get(typeArguments), typeArguments, expressions, true));
}
public static Expression CreateNewExpression(ICollection <Expression> expressions, AnonTypeNewTweaks tweaks)
{
if (tweaks != null)
{
if (!tweaks.AllowEmpty && expressions.Count < 1)
{
return(Expression.Constant(1));
}
if (!tweaks.AllowUnusedMembers)
{
var unusedCount = SnapSize(expressions.Count) - expressions.Count;
if (unusedCount > 0)
{
expressions = new List <Expression>(expressions);
}
while (unusedCount > 0)
{
expressions.Add(Expression.Constant(false));
unusedCount--;
}
}
}
var typeArguments = expressions.Select(i => i.Type).ToArray();
var type = Get(typeArguments);
return(Expression.New(
type.GetConstructor(typeArguments),
expressions,
Enumerable.Range(0, typeArguments.Length).Select(i => type.GetField(IndexToField(i)))
));
}
