public static bool TryParseAll <T>(TokenListParser <ExpressionToken, T> parser, string source, out T value, out string error)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
var tokens = ExpressionTokenizer.TryTokenize(source);
if (!tokens.HasValue)
{
value = default;
error = tokens.ToString();
return(false);
}
var result = parser.AtEnd()(tokens.Value);
if (!result.HasValue)
{
value = default;
error = result.ToString();
return(false);
}
value = result.Value;
error = null;
return(true);
}
public static TokenListParserResult <SelectToken, T> Parse <T>(TokenListParser <SelectToken, T> parser, string input)
{
var tokenizer = new SelectTokenizer();
var tokens = tokenizer.Tokenize(input);
return(parser.AtEnd().TryParse(tokens));
}