public SeederConfiguration Build()
{
var entitySettings = _entitySettingBuilders.Values
.Select(b => b.Build(
_defaultRepository,
_defaultIdGeneration,
_defaultPrimaryKeyNames))
.ToList();
if (!string.IsNullOrEmpty(_emptyStringMarker))
{
if (!(_typeTransformations[typeof(string)] is StringTransformation))
{
throw new ConfigurationException("EmptyString marker can not be set, because the string transformation logic is overriden from you.", null);
}
_typeTransformations[typeof(string)] = new StringTransformation(_emptyStringMarker);
}
var configuration = new SeederConfiguration
{
AfterSaveAction = _afterSaveAction,
BeforeSaveAction = _beforeSaveAction,
DataProvider = _dataProvider,
DefaultIdGeneration = _defaultIdGeneration,
DefaultPrimaryKeyNames = _defaultPrimaryKeyNames,
DefaultRepository = _defaultRepository,
EntitySettings = entitySettings,
IsClearBeforeSeedingEnabled = _isClearBeforeSeedingEnabled,
TypeTransformations = _typeTransformations
};
var configurationValidator = new SeederConfigurationValidator();
configurationValidator.IsValid(configuration);
return(configuration);
}
public static unsafe string Transform(this string value, StringTransformation transformation)
{
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
if (value.Length == 0)
{
return(string.Empty);
}
var source = value.AsSpan();
var length = source.Length;
char *buffer = stackalloc char[length];
var destination = new Span <char>(buffer, length);
var count = source.Transform(destination, transformation);
return(count == 0 ? string.Empty : new string(buffer, 0, count));
}
public static (StringTransformation.TransformationMethod, bool, int, string, string) DoReplacements(string original, StringTransformation transformation)
{
var updatedDescription = new string(original.ToCharArray());
int amount = 0;
switch (transformation.Method)
{
case StringTransformation.TransformationMethod.Replace:
var replaceResult = updatedDescription.Replace(transformation.PrimaryValue, transformation.SecondaryValue, transformation.IgnoreCase);
amount = replaceResult.Item1;
updatedDescription = replaceResult.Item2;
break;
case StringTransformation.TransformationMethod.Remove:
var removeResult = updatedDescription.Remove(transformation.PrimaryValue, transformation.IgnoreCase);
amount = removeResult.Item1;
updatedDescription = removeResult.Item2;
break;
case StringTransformation.TransformationMethod.Append:
updatedDescription = updatedDescription.Append(transformation.PrimaryValue);
break;
case StringTransformation.TransformationMethod.Prepend:
updatedDescription = updatedDescription.Prepend(transformation.PrimaryValue);
break;
}
return(transformation.Method, !updatedDescription.Equals(original), amount, updatedDescription, original);
}
public static int Transform(this ReadOnlySpan <char> source, Span <char> destination, StringTransformation transformation)
{
if (source.IsEmpty)
{
return(0);
}
if (destination.Length < source.Length)
{
return(-1);
}
return(transformation(source, destination));
}
