On Jan 11, Cameron Simpson [[EMAIL PROTECTED]] wrote:
> | > set quote_regexp="^([ \t]*([>|:}#%]|[A-Z]{2,3}>))+"
> 
>       the outer (.....)+ is two things: a grouping "()" and "one or more"
>       (the "+"); 
>         BTW this is unneeded guys since this is purely for recognising
>         quoted lines, not matching the entire quoted marker
> ...
> The outer "(...)+" is superfluous in my opinion.

Mutt is able to match multiple levels of quoting if you use the ()+.  This
is useful for coloring them different ways:

color quoted      green    default
color quoted1     yellow   default
color quoted2     green    default
color quoted3     yellow   default

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