public LexicalMatch MatchBeginning(string value)
{
if (null == value)
{
throw new ArgumentNullException("value");
}
if (0 == value.Length)
{
return(null);
}
var result = Match(value);
if (null != result)
{
return(result);
}
var substring = new MutableString(value);
var clone = substring.Clone();
#if NET20
foreach (var word in IEnumerableExtensionMethods.Reverse(substring.ToString().Split(' ')))
#else
foreach (var word in substring.ToString().Split(' ').Reverse())
#endif
{
if (0 == word.Length)
{
continue;
}
substring.RemoveFromEnd(word).Trim();
result = Match(substring);
if (null == result)
{
continue;
}
result.Suffix = clone.Suffix(substring).Trim();
return(result);
}
return(null);
}
