// parse path value
private JsonPlusPath ParseKey()
{
while (_tokens.Current.LiteralType == LiteralTokenType.Whitespace)
{
_tokens.Next();
}
// sanity check
if (_tokens.Current.Type != TokenType.LiteralValue)
{
throw JsonPlusParserException.Create(_tokens.Current, Path, string.Format(RS.UnexpectedKeyType, TokenType.LiteralValue, _tokens.Current.Type));
}
if (_tokens.Current.IsNonSignificant())
{
ConsumeWhitelines();
}
if (_tokens.Current.Type != TokenType.LiteralValue)
{
return(null);
}
TokenizeResult keyTokens = new TokenizeResult();
while (_tokens.Current.Type == TokenType.LiteralValue)
{
keyTokens.Add(_tokens.Current);
_tokens.Next();
}
keyTokens.Reverse();
while (keyTokens.Count > 0 && keyTokens[0].LiteralType == LiteralTokenType.Whitespace)
{
keyTokens.RemoveAt(0);
}
keyTokens.Reverse();
keyTokens.Add(new Token(string.Empty, TokenType.EndOfFile, null));
return(JsonPlusPath.FromTokens(keyTokens));
}
