/// <summary>
/// Create a dictionary which has the mapping for ambiguous/unambiguous characters
/// </summary>
/// <summary>
/// Find the list of characters that maps to the inputs symbol and applies the pattern rule.
/// </summary>
/// <param name="symbol">Character which has to be mapped.</param>
private char[] MapSymbol(char symbol)
{
if (_alphabets.Contains(symbol))
{
return(new char[] { symbol });
}
switch (symbol)
{
case LeftAngle:
case RightAngle:
case Repeater:
return(new char[] { symbol });
default:
break;
}
return(_alphabetSet.GetBasicSymbols(_alphabetSet.LookupBySymbol(symbol)).Select(c => c.Symbol).ToArray());
}