[Rd] Warnings about unrecognized escapes in Rd

[Peter Dalgaard]

Seth Falcon <sfalcon at fhcrc.org> writes:

> Hi,
> 
> The warning that was recently added to R-devel about unrecognized
> escapes has been very helpful in identifying a number of incorrectly
> specified regular expressions.
> 
> We are, however, seeing warning messages for Rd files that contiain
> '\_' and I think that _is_ a recognized escape.
> 
> Can the check be refined so that '\_' is not warned about in Rd files?

Er, do you have a minimal example showing the behaviour? It's not
quite clear whether you have this happening everywhere or only in
example sections, formulas or...?

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