bug#12622: replace-regexp-in-string

[Andreas Röhler]

Am 11.10.2012 18:52, schrieb Andreas Schwab:
> Andreas Röhler <andreas.roehler@easy-emacs.de> writes:
>
> > (setq mystring "[.A foobar] [.B baz]")
> > (replace-regexp-in-string "\\_<\\w+\\_>" (concat "\\\\" 
> > (match-string-no-properties 0)) mystring) ==>
> >
> >   "[.A \\ext in that fi] [.B \\ext in that fi]"
> >
> > for example,
> >
> > Docstring says:
> >
> > "If it is a function, it is called with the actual text of each
> > match, and its value is used as the replacement text."
> >
> > Which is not the case AFAIS.
>
> You are not passing a function.
>
> Andreas.

okay.

that works:

(replace-regexp-in-string "\\_<\\w+\\_>" (lambda (x) (concat "\\\\" x)) 
mystring)

Nonetheless consider it a design flaw, us it requires a argument taking 
function, where a expression just to evaluate would suffice.

Andreas