The latter route should probably come with a syntax error, too. Robby
On Tue, Apr 14, 2009 at 3:32 PM, John Clements <cleme...@brinckerhoff.org> wrote: > I struggled for a while with the new scribble/comment-reader form before > discovering an important unstated constraint: it appears that the > column-counting is off-by-one in the new reader's body. This means that > putting code right up against the left edge results in errors, because the > source position has a negative number in the column count. > > In particular, consider this example: > > #lang scribble/doc > > @(require scribble/manual) > > @#reader scribble/comment-reader > (schemeblock > ;; This is not a pipe > (make-pipe) > ) > > Evaluating this signals this error: > > Module Language: invalid module text > datum->syntax: expects type <syntax, source location vector or list, or #f> > as 3rd argument, given: #(#<path:/private/tmp/foo.scrbl> 6 -1 81 51); other > arguments were: #f (#<syntax:/private/tmp/foo.scrbl:6:1> > #<syntax:/private/tmp/foo.scrbl:7:1> #<syn... #<syntax::1> > > > I suggest either changing this behavior or adding a paragraph such as this > to the docs: > > Finally, note that the column indexes in the block governed by the new > reader are considered relative to the # in the leading line, and therefore > that placing text in the leftmost column of the editor will result in column > indices of -1 (and lead to errors). > > No? > > John > > > _________________________________________________ > For list-related administrative tasks: > http://list.cs.brown.edu/mailman/listinfo/plt-dev > > _________________________________________________ For list-related administrative tasks: http://list.cs.brown.edu/mailman/listinfo/plt-dev
