/// <summary>
/// Define the term with which to compare string properties to
/// </summary>
/// <param name="term">The term to perform the Levenshtein distance against</param>
/// <returns></returns>
public IEnumerable <ILevenshteinDistance <T> > ComparedTo(string term)
{
var stringProperty = this.Properties[0];
var levenshteinDistanceExpression = EnumerableExpressionHelper.CalculateLevenshteinDistance(stringProperty, term);
var buildExpression = EnumerableExpressionHelper.ConstructLevenshteinResult <T>(levenshteinDistanceExpression, this.FirstParameter);
var selectExpression = Expression.Lambda <Func <T, LevenshteinDistance <T> > >(buildExpression, this.FirstParameter).Compile();
var convertedSource = this.Source.Select(selectExpression.Invoke);
return(new EnumerableLevenshteinCompare <ILevenshteinDistance <T> >(convertedSource));
}
/// <summary>
/// Define the term with which to compare string properties to
/// </summary>
/// <param name="stringProperties">The properties to perform the Levenshtein distance against</param>
/// <returns></returns>
public IEnumerable <ILevenshteinDistance <T> > ComparedTo(params Expression <Func <T, string> >[] stringProperties)
{
var targetProperties = stringProperties.Select(AlignParameter).ToArray();
var levenshteinDistanceExpression = EnumerableExpressionHelper.CalculateLevenshteinDistance(Properties, targetProperties);
var buildExpression = EnumerableExpressionHelper.ConstructLevenshteinResult <T>(levenshteinDistanceExpression, FirstParameter);
var selectExpression = Expression.Lambda <Func <T, LevenshteinDistance <T> > >(buildExpression, FirstParameter).Compile();
var convertedSource = Source.Select(selectExpression.Invoke);
return(new EnumerableLevenshteinCompare <ILevenshteinDistance <T> >(convertedSource));
}