[news.eclipse.technology.imp] Re: IMP LPG editor syntax errors on %optio

["Robert M. Fuhrer" <rfuhrer@xxxxxxxxxxxxxx>]

Brian Payton wrote:
> Hi,
>
> I'm starting to use the IMP LPG source editor, and I noticed the editor 
> shows syntax errors on certain input that LPG accepts, particularly in 
> the %options declarations.  Here's the lines showing errors, plus the 
> error messages.
>
> Line:
>   %options action=("DB2ZQueryParser.java", "/.", "./")
> Error:
>    Multiple messages: misplaced construct(s): "ERROR_TOKEN" {0} is 
> invalid: "%options action" {0}
>  expected after this token: "DISJOINTPREDECESSORSETS_KEY"

Ah, the problem in this case is the use of the shorthand "action" in
lieu of "action-block". The IDE should properly handle "action-block".
I'll check with Philippe to make sure that they really mean the same
thing, and if so, I'll augment the IDE's grammar to suit.

--
Cheers,
  -- Bob

--------------------------------
Robert M. Fuhrer
Research Staff Member
Programming Technologies Dept.
IBM T.J. Watson Research Center

IDE Meta-tooling Platform Project Lead (http://www.eclipse.org/imp)
X10: Productive High-Performance Parallel Programming (http://x10.sf.net)