[TxMt] Matching nested pairs

[Allan Odgaard]

On 08/10/2005, at 10.39, Allan Odgaard wrote:

> On 08/10/2005, at 6.54, Gavin Kistner wrote:
>>             begin = '(?<!--)\[\[';
> If the negative look-behind on “--” is to avoid “[[” in a comment,  
> then just make a rule to match “--.*$” (or similar) and you won't  
> need to resort to look-behind etc.

That's be begin = "--\[\[" for a multi-line comment with the same  
nesting as Michael Sheet showed (I seem to recall that multi-line  
comments can have some sort of nesting!?!)