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RE: rx.el sexp regexp syntax

From: Drew Adams
Subject: RE: rx.el sexp regexp syntax
Date: Mon, 4 Jun 2018 08:24:45 -0700 (PDT)

> For such regexps, the exact syntax (PCRE, BRE, ERE, RX, ...) in use has
> fairly little importance: if written "raw" as above, it will be
> indecipherable in any case.
> To make it readable, you need to add human-level explanations
> e.g. by adding comments and naming sub-elements.  Which is indeed what
> is done in the source code:...


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