public LexerPosition ConsumeComment(Token <GenericToken> comment, ReadOnlyMemory <char> source, LexerPosition lexerPosition)
{
ReadOnlyMemory <char> commentValue;
if (comment.IsSingleLineComment)
{
var position = lexerPosition.Index;
commentValue = EOLManager.GetToEndOfLine(source, position);
position = position + commentValue.Length;
comment.SpanValue = commentValue;
return(new LexerPosition(position, lexerPosition.Line + 1, 0));
//LexerFsm.MovePosition(position, LexerFsm.CurrentLine + 1, 0);
}
else if (comment.IsMultiLineComment)
{
var position = lexerPosition.Index;
var end = source.Span.Slice(position).IndexOf(MultiLineCommentEnd.AsSpan());
if (end < 0)
{
position = source.Length;
}
else
{
position = end + position;
}
commentValue = source.Slice(lexerPosition.Index, position - lexerPosition.Index);
comment.SpanValue = commentValue;
var newPosition = lexerPosition.Index + commentValue.Length + MultiLineCommentEnd.Length;
var lines = EOLManager.GetLinesLength(commentValue);
var newLine = lexerPosition.Line + lines.Count - 1;
int newColumn;
if (lines.Count > 1)
{
newColumn = lines.Last() + MultiLineCommentEnd.Length;
}
else
{
newColumn = lexerPosition.Column + lines[0] + MultiLineCommentEnd.Length;
}
return(new LexerPosition(newPosition, newLine, newColumn));
// LexerFsm.MovePosition(newPosition, newLine, newColumn);
}
return(lexerPosition);
}
public void ConsumeComment(Token <GenericToken> comment, string source)
{
string commentValue = "";
if (comment.IsSingleLineComment)
{
int position = LexerFsm.CurrentPosition;
commentValue = EOLManager.GetToEndOfLine(source, position);
position = position + commentValue.Length;
comment.Value = commentValue.Replace("\n", "").Replace("\r", "");
LexerFsm.Move(position, LexerFsm.CurrentLine + 1, 0);
}
else if (comment.IsMultiLineComment)
{
int position = LexerFsm.CurrentPosition;
int end = source.IndexOf(MultiLineCommentEnd, position);
if (end < 0)
{
position = source.Length;
}
else
{
position = end;
}
commentValue = source.Substring(LexerFsm.CurrentPosition, position - LexerFsm.CurrentPosition);
comment.Value = commentValue;
int newPosition = LexerFsm.CurrentPosition + commentValue.Length + MultiLineCommentEnd.Length;
var lines = EOLManager.GetLines(commentValue);
int newLine = LexerFsm.CurrentLine + lines.Count - 1;
int newColumn = 0;
if (lines.Count > 1)
{
newColumn = lines[lines.Count - 1].Length + MultiLineCommentEnd.Length;
}
else
{
newColumn = LexerFsm.CurrentColumn + lines[0].Length + MultiLineCommentEnd.Length;
}
LexerFsm.Move(newPosition, newLine, newColumn);
}
}