Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #69637

Re: Yet Another Switch-Case Syntax Proposal

Show all headers | View raw

On 04/03/2014 07:04 PM, MRAB wrote:
> On 2014-04-03 19:23, Ethan Furman wrote:
>> On 04/03/2014 09:02 AM, Lucas Malor wrote:
>>>
>>> In reply to Ian Kelly:
>>>>
>>>> Instead of disabling fallthrough by default, why not disable it all together?
>>>
>>> I was tempted but there are cases in which it's useful. An example
>>>
>>> switch day casein ("Monday", "Thursday", "Wednesday", "Tuesday", "Friday"):
>>>      gotowork = True
>>>      continue
>>> casein ("Monday", "Thursday", "Wednesday", "Tuesday", "Friday"):
>>>      daytype = "ferial"
>>> casein ("Saturday", "Sunday")
>>>      daytype = "festive"
>>
>>
>> Absolutely not.  Currently, the 'continue' key word means "stop processing and go back to the beginning".  You would
>> have it mean "keep going forward".  Thus 'continue' would mean both "go backwards" and "go forwards" and would lead to
>> unnecessary confusion.
>>
> I thought it went to the end of the loop, but because it's a loop, it
> just wraps around back to the top...

*sigh*  I see you are already confused.  ;)

Hmmmm.... I think that would be more like 'skip' as in 'skip to the end'...

Either way, though, 'continue' would mean two very different things:

  - skip everything between here and the end of the loop

  - don't skip everything between here and the end of the case

--
~Ethan~

Back to comp.lang.python | Previous | Next | Find similar | Unroll thread

Thread

Re: Yet Another Switch-Case Syntax Proposal Ethan Furman <ethan@stoneleaf.us> - 2014-04-03 19:16 -0700

csiph-web