[antlr-interest] Bug in AntlrWorks debugger
Terence Parr
parrt at cs.usfca.edu
Mon Jun 8 13:22:13 PDT 2009
On Jun 8, 2009, at 12:14 PM, Dukie Banderjee wrote:
>
> Hi,
>
> Is this the right place to post AntlrWorks bugs? I looked around but
> didn't find any other place.
>
> It seems that AntlrWorks does not accept Tab characters (or
> backslashes, for that matter) in the Text field of the Input Text
> dialog box when you press the Debug button.
That could be. it's possible that the tab character means moveto the
next field
Ter
>
>
> The result was that the grammar was compiled, and prepared, but when
> it came to connecting to the debugger it timed out. Removing the Tab
> character from the input allowed the debugger to connect.
>
> Originally, I thought for sure it was something to do with Windows
> Firewall, or my
> Java configuration, so I reinstalled Java and reset the Firewall
> exception for java.exe and javaw.exe. No change. It's definitely the
> Tab character in the input text.
>
> I thought this was very strange, so I tried to use \t instead of a
> Tab character, however this also caused the debugger connection to
> time out. I also tried \\t and \\\\t, just in case it was some sort
> of escaping issue, but none of these worked either. Only when I
> remove Tabs and Backslashes does the debugger connect, and then
> debugging works fine.
>
> I'm using Windows, and I wonder if this might have something to do
> with it. But still it seems strange. How is the input text
> transmitted to the debugger? Via command-line? That seems to me the
> only way a Tab or Backslash could interfere with connecting to the
> debugger.
>
> Anyone else notice this?
>
> Rob
>
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