private void WriteStringLength(ILWriter writer, PropertyInfo property, StringLengthAttribute attribute)
{
var local = writer.DeclareLocal <string>();
if (property.PropertyType == typeof(string))
{
writer.LoadFirstParameter();
writer.GetPropertyValue(property);
writer.SetLocal(local);
writer.LoadLocal(local);
writer.LoadNull();
var notNullBlock = writer.IfEqualThen();
var isNullMessage = CommonResults.PropertyCannotBeNull.WithValues(property.ReflectedType.Name, property.Name);
WriteFailureResult(writer, ValidationKind.StringLength, isNullMessage);
writer.Return();
writer.MarkLabel(notNullBlock);
var lengthValue = writer.DeclareLocal <int>();
var length = KnownMetadata.Properties.String_Length;
writer.LoadLocal(local);
writer.GetPropertyValue(length);
writer.SetLocal(lengthValue);
var minValue = attribute.Minimum;
writer.LoadLocal(lengthValue);
writer.LoadInt32((int)minValue);
var longerThanMinBlock = writer.IfLessThan();
var tooShortMessage = CommonResults.StringPropertyIsTooShort.WithValues(property.ReflectedType.Name, property.Name, minValue);
WriteFailureResult(writer, ValidationKind.StringLength, tooShortMessage);
writer.Return();
writer.MarkLabel(longerThanMinBlock);
var maxValue = attribute.Maximum;
//The maximum value might not be set, if so then just ignore it
if (maxValue > 0)
{
writer.LoadLocal(lengthValue);
writer.LoadInt32((int)maxValue);
var shorterThanMaxBlock = writer.IfGreaterThan();
var tooLongMessage = CommonResults.StringPropertyIsTooLong.WithValues(property.ReflectedType.Name, property.Name, maxValue);
WriteFailureResult(writer, ValidationKind.StringLength, tooLongMessage);
writer.Return();
writer.MarkLabel(shorterThanMaxBlock);
}
}
else
{
WriteNotApplicableResult(writer, ValidationKind.StringLength);
writer.Return();
}
}
private void WriteRequireNotNull(ILWriter writer, PropertyInfo property, NotNullAttribute notNullAttribute)
{
if (property.PropertyType.IsClass || property.PropertyType.IsInterface)
{
writer.LoadFirstParameter();
writer.GetPropertyValue(property);
writer.LoadNull();
var elseLabel = writer.IfEqualThen();
var message = CommonResults.PropertyCannotBeNull.WithValues(property.ReflectedType.Name, property.Name);
WriteFailureResult(writer, ValidationKind.RequireNotNull, message);
writer.Return();
writer.MarkLabel(elseLabel);
}
else
{
//Value types, pointers, everything that can't be null is here
WriteNotApplicableResult(writer, ValidationKind.RequireNotNull);
writer.Return();
}
}