public FormulaTree Parse(string input, out ParsingError parsingError)
{
var tokens = _tokenizer.Tokenize(input, out parsingError);
if (parsingError != null) return null;
return tokens == null ? null : FormulaInterpreter.Interpret(tokens.ToList(), out parsingError);
}
private void SetParsingError(Range source, string message)
{
if (IsCancellationRequested)
{
return;
}
ParsingError = new ParsingError(message, source.Start, source.Length);
}
public FormulaTree Parse(string input, out ParsingError parsingError)
{
var tokens = _tokenizer.Tokenize(input, out parsingError);
if (parsingError != null)
{
return(null);
}
return(tokens == null ? null : FormulaInterpreter.Interpret(tokens.ToList(), out parsingError));
}
public static FormulaTree Interpret(IList<IFormulaToken> tokens, out ParsingError parsingError)
{
// TODO: split to InterpretNumber and InterpretLogic
//var sw = new Stopwatch();
//sw.Start();
// interpret tokens
var instance = new FormulaInterpreter();
var result = instance.Interpret2(tokens);
parsingError = instance.ParsingError;
//sw.Stop();
// Debug.WriteLine("Interpreter.Interpret needed " + sw.ElapsedMilliseconds + "ms");
return result;
}
public static FormulaTree Interpret(IList <IFormulaToken> tokens, out ParsingError parsingError)
{
// TODO: split to InterpretNumber and InterpretLogic
//var sw = new Stopwatch();
//sw.Start();
// interpret tokens
var instance = new FormulaInterpreter();
var result = instance.Interpret2(tokens);
parsingError = instance.ParsingError;
//sw.Stop();
// Debug.WriteLine("Interpreter.Interpret needed " + sw.ElapsedMilliseconds + "ms");
return(result);
}
public IEnumerable <IFormulaToken> Tokenize(string input, out ParsingError parsingError)
{
if (input == null)
{
parsingError = null;
return(null);
}
InitTokenMappings(ServiceLocator.CultureService.GetCulture());
var tokens = new List <IFormulaToken>();
for (var index = 0; index < input.Length;)
{
// ignore whitespace
if (char.IsWhiteSpace(input[index]))
{
index++;
continue;
}
var match = Tokenize(_invariantTokenMappings, input, index)
?? Tokenize(_cultureSpecificTokenMappings, input, index)
?? Tokenize(_localizationSpecificTokenMappings, input, index)
?? Tokenize(_instanceSpecificTokenMappings, input, index);
if (match == null)
{
// TODO: translate parsing error
parsingError = new ParsingError("Unknown token. ", index, 0);
return(null);
}
tokens.Add(match.Item2);
index += match.Item1.Length;
}
parsingError = null;
return(tokens);
}
public IEnumerable<IFormulaToken> Tokenize(string input, out ParsingError parsingError)
{
if (input == null)
{
parsingError = null;
return null;
}
InitTokenMappings(ServiceLocator.CultureService.GetCulture());
var tokens = new List<IFormulaToken>();
for (var index = 0; index < input.Length; )
{
// ignore whitespace
if (char.IsWhiteSpace(input[index]))
{
index++;
continue;
}
var match = Tokenize(_invariantTokenMappings, input, index)
?? Tokenize(_cultureSpecificTokenMappings, input, index)
?? Tokenize(_localizationSpecificTokenMappings, input, index)
?? Tokenize(_instanceSpecificTokenMappings, input, index);
if (match == null)
{
// TODO: translate parsing error
parsingError = new ParsingError("Unknown token. ", index, 0);
return null;
}
tokens.Add(match.Item2);
index += match.Item1.Length;
}
parsingError = null;
return tokens;
}
private void SetParsingError2(Range source, string message)
{
ParsingError = new ParsingError(message, source.Start, source.Length);
}
private void SetParsingError(Range source, string message)
{
if (IsCancellationRequested) return;
ParsingError = new ParsingError(message, source.Start, source.Length);
}
private void SetParsingError2(Range source, string message)
{
ParsingError = new ParsingError(message, source.Start, source.Length);
}