private bool GetParser(string childTokenKeyword, out IDefParser defParser)
{
// uses parsers in place
bool result = ParserKeywordRegistry.TryGetValue(childTokenKeyword, out IDefParser keywordParser);
if (!result)
{
defParser = default;
return(false);
}
defParser = keywordParser.Clone();
return(true);
}
public override IEnumerable <object> Deserialize(IEnumerable <LineMeta> lines)
{
List <object> results = new List <object>();
List <TokenNode> rootTokens = GenerateTokens(lines);
// Type resultType = typeof(T);
List <ParsingError> errors = new List <ParsingError>();
foreach (TokenNode rootToken in rootTokens)
{
if (rootToken.Type == TokenType.BREAK)
{
continue;
}
if (rootToken.Type != TokenType.KEYWORD)
{
throw new InvalidOperationException($"Expected keyword token, found {rootToken.ToString_Internal(false)}");
}
if (!ParserKeywordRegistry.TryGetValue(rootToken.Keyword, out IDefParser parser))
{
throw new InvalidOperationException($"Unknown top-level token keyword: {rootToken.ToString_Internal(false)}");
}
Type dataType = parser.DefType;
object data = Activator.CreateInstance(dataType);
// if (parser.DefType != resultType)
// {
// throw new InvalidOperationException($"Expected last parsed keyword: {rootToken.Keyword} to parse as {resultType}");
// }
parser.Def = data;
ParseNode(null, parser, rootToken, errors);
CheckForErrors(rootToken, errors);
// yield return data;
results.Add(data);
}
return(results);
}
public override IEnumerable <T> Deserialize <T>(IEnumerable <LineMeta> lines)
{
List <TokenNode> rootTokens = GenerateTokens(lines);
Type resultType = typeof(T);
List <ParsingError> errors = new List <ParsingError>();
foreach (TokenNode rootToken in rootTokens)
{
if (rootToken.Type == TokenType.BREAK)
{
continue;
}
if (rootToken.Type != TokenType.KEYWORD)
{
throw new InvalidOperationException($"Expected keyword token: {rootToken.Type}, found token, content {rootToken.Content}");
}
if (!ParserKeywordRegistry.TryGetValue(rootToken.Keyword, out IDefParser parser))
{
throw new InvalidOperationException($"Unknown top-level token keyword: {rootToken.Keyword}");
}
T data = new T();
if (parser.DefType != resultType)
{
throw new InvalidOperationException($"Expected last parsed keyword: {rootToken.Keyword} to parse as {resultType}");
}
ZLog.Info("[ROOT]");
ZLog.Info(rootToken.ToString());
parser.Def = data;
ParseNode(null, parser, rootToken, errors);
CheckForErrors(rootToken, errors);
yield return(data);
}
}