I don't think you can do with just the lexer (it has been a while since I used it). I suggest representing newlines in your AST, and using the parser to deal with newline + whatever tokens in an appropriate way.
HTH, N. On Thu, Jan 27, 2011 at 6:45 PM, jenny sun <jenny.sun.jenny....@gmail.com> wrote: > Hi, does anybody know how to represent the startline with whitespace, > in lex, we can write, means that I only match the spaces from the start > line... > ^[ ]* > > But, there is no ^ operator in Lexer SRE Operators ??? > > Thanks > --jenny _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/dev