On Thursday, 2003-06-12, 18:01, CEST, Filip wrote:
Hi,
I wrote something like let t = try (hGetLine h1) and I would like to check
is it EOFError or not. How can I do this ??
Thanks
Hello,
the above code assigns the I/O action
try (hGetLine h1)
to t. I suppose you want to assign the
On Thu, 12 Jun 2003, Wolfgang Jeltsch wrote:
On Thursday, 2003-06-12, 18:01, CEST, Filip wrote:
Hi,
I wrote something like let t = try (hGetLine h1) and I would like to check
is it EOFError or not. How can I do this ??
Thanks
Hello,
the above code assigns the I/O action
On Thursday, 2003-06-12, 21:02, CEST, Dean Herington wrote:
On Thu, 12 Jun 2003, Wolfgang Jeltsch wrote:
[...] You can then examine t as in the following example:
t - try (hGetLine h1)
case t of
Left error | isEOFError error
- do EOF handling
Right
| FWIW, I agree with you, and I don't have any objections to changing it
| (but Simon P.J. might).
I doubt I'd have an objection. Want to make a concrete proposal to the
libraries list? I didn't get exactly what it was from your messages.
Simon
___
Ross Paterson [EMAIL PROTECTED] cryptically writes:
Shouldn't IOError be identified with IOException rather
than Exception?
I had to grovel through the code to understand what this question
means.
Well, you could have grovelled through the documentation instead :-)
Personally I'm not completely happy with the design, the
IOError==Exception thing is a bit strange. But most of the
complication
arises if you try to mix the two interfaces to exceptions (IO and
Exception) - if you stick to the Exception interface then
the design is
quite
Ross Paterson [EMAIL PROTECTED] cryptically writes:
Shouldn't IOError be identified with IOException rather than Exception?
I had to grovel through the code to understand what this question
means. It seems that GHC.IOBase contains these definitions:
type IOError = Exception
data
