private static (IDictionary <string, Rule>, List <string>) Parse(List <string> lines)
{
var rules = new Dictionary <string, Rule>();
var messages = new List <string>();
foreach (var line in lines)
{
if (OrRule.MatchesRuleDescription(line))
{
var rule = OrRule.Parse(line);
rules.Add(rule.Id, rule);
}
else if (MatchRule.MatchesRuleDescription(line))
{
MatchRule matchRule = MatchRule.Parse(line);
rules.Add(matchRule.Id, matchRule);
}
else if (SequenceRule.MatchesRuleDescription(line))
{
SequenceRule sequenceRule = SequenceRule.Parse(line);
rules.Add(sequenceRule.Id, sequenceRule);
}
else if (!string.IsNullOrEmpty(line))
{
messages.Add(line);
}
}
return(rules, messages);
}
public static OrRule Parse(string line)
{
var idIdx = line.IndexOf(":");
var id = line.Substring(0, idIdx);
var operands = line.Substring(idIdx + 1).Split("|", StringSplitOptions.RemoveEmptyEntries).ToList();
var left = operands[0];
var right = operands[1];
return(new OrRule(id)
{
Left = SequenceRule.Parse($"{id}: {left}"),
Right = SequenceRule.Parse($"{id}: {right}")
});
}