func stComment(l lex.Lexer) lex.StateFn {
isComment := '-' == l.NextRune() && '-' == l.NextRune()
if !isComment {
emitError("Comment parser called without comment.")
return nil
}
// check if this is going to be a block comment
if longStringEquals('[', l) >= 0 {
// consume the string portion
if !readLongString(l) {
emitError("Error reading block-comment contents")
return nil
}
} else {
// read til \n is found
l.NonMatchZeroOrMoreRunes([]rune{'\n', lex.RuneEOF})
}
emit(l, Comment)
return stStart
}
