/// <summary>
/// Collects words information from a given statement.
/// </summary>
/// <param name="statement">An array of characters for the parsing.</param>
/// <param name="collectVowelsInfo">Specifies needed in collection of latin vowels.</param>
/// <param name="separators">Word separators.</param>
/// <returns>Returs a list of WordInfo objects.</returns>
/// <remarks>
/// Informations about vowel positions in words always sorted by ascendant.
/// </remarks>
public static List<WordInfo> CollectWordsInfo(
Char[] statement,
Boolean collectVowelsInfo,
params Char[] separators
)
{
var wordsInfo = new List<WordInfo>();
WordInfo tempInfo;
Int32 begPosition = 0;
Int32 endPosition = 0;
while (true)
{
begPosition = findWordBeginPosition(statement, begPosition, separators);
if (begPosition == -1) { break; };
endPosition = findWordEndPosition(statement, begPosition, separators);
tempInfo = new WordInfo(begPosition, endPosition);
if (collectVowelsInfo) { collectLatinVowelsInfo(statement, ref tempInfo); }
wordsInfo.Add(tempInfo);
begPosition = endPosition + 1;
}
return wordsInfo;
}
/// <summary>
/// Collects latin vowels postions of word in a statement. Word bounds info is contained in a wordInfo argument.
/// </summary>
/// <param name="statement">An array of characters for the parsing.</param>
/// <param name="wordInfo">An instance of WordInfo class provided word bounds info and it's
/// where latin vowels positions would be added.
/// </param>
private static void collectLatinVowelsInfo(Char[] statement, ref WordInfo wordInfo)
{
for (Int32 i = wordInfo.BeginPosition; i <= wordInfo.EndPosition; i++)
{
if (LatinVowels.Contains(statement[i]))
{
wordInfo.VowelPositions.Add(i);
}
}
}