[IronPython] FlowDocument XAML syntax highlighting and restructured text

[Michael Foord]

Dino Viehland wrote:
> Michael wrote:
>   
>> Nope, no class definitions - it just uses .NET functionality. It's a
>> very short bit of code really - 77 lines of which 30 lines are a
>> dictionary defining a category mapping.
>>     
>
> I looked at this closer looking at all combinations of __new__/__init__
> being defined and calling the super class w/ and w/o arguments.  Our
> behavior on warnings seems to be correct - we're a little less strict
> on when we report errors though which I'll fix.
>   
I definitely get a warning with IronPython 2.6 and *no* warning with 
Python 2.6.

I tried digging a bit further in, but it's late and I'm hampered by the 
programmatic API not working with 2.6B2.

Michael


> Did you get no warnings from CPython 2.6?  The one other difference
> I've noticed is that CPython seems to only warn once - even when I
> replace all of the functions in warnings to get past it's report-once
> caching - where we warn multiple times.  I'm inclined to not replicate
> the behavior that specifically right now.
>
> try:
>     import warnings
> except ImportError:
>     import _warnings as warnings
>
> def warn_explicit(*args):
>     print 'my warn', args
>     import sys
>     x = sys._getframe(0)
>     while x:
>         print x.f_code
>         x = x.f_back
>
> warnings.warn_explicit = warn_explicit
> warnings.warn = warn_explicit
> warnings._show_warning = warn_explicit
> warnings.showwarning = warn_explicit
> import _warnings
> _warnings.warn_explicit = warn_explicit
> _warnings.warn = warn_explicit
> _warnings._show_warning = warn_explicit
> _warnings.showwarning = warn_explicit
>
> print 'I warn:'
> class x(object):
>     def __init__(self, *args):
>         object.__init__(self, *args)
>     def __new__(cls, *args):
>         return object.__new__(cls, *args)
>
> x(42)
>
>
> print 'I warn once in cpy:'
> for i in xrange(2):
>     class x(object):
>         def __init__(self, *args):
>             object.__init__(self, *args)
>         def __new__(cls, *args):
>             return object.__new__(cls, *args)
>
>     x(42)
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>   


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