nl_tokens: Private lex methods
pl_tokens: function nextLine ( ) { var at ; if ( line >= <mask> . length ) { return false ; } character = 1 ; s = lines [ line ] ; line += 1 ; at = s . search ( /  \t / ) ; if ( at >= 0 ) { warningAt ( "Mixed spaces and tabs." , line , at + 1 ) ; } s = s . replace ( / \t / g , tab ) ; at = s . search ( cx ) ; if ( at >= 0 ) { warningAt ( "Unsafe character." , line , at ) ; } if ( option . maxlen && option . maxlen < s . length ) { warningAt ( "Line too long." , line , s . length ) ; } return true ; }