Let me clarify that previous message: I mean "newline restriction" in the sense that newlines are not permitted in regexp literals. A `/x` flag would make removing it practically required for it to have any utility.
----- Isiah Meadows [email protected] www.isiahmeadows.com On Mon, Jun 3, 2019 at 11:14 PM Isiah Meadows <[email protected]> wrote: > > I would personally love this (as well as interpolations in regexp > literals). I do have a concern about whether removing the newline > restriction creates ambiguities with division, but I suspect this is > *not* the case. > > ----- > > Isiah Meadows > [email protected] > www.isiahmeadows.com > > On Mon, Jun 3, 2019 at 10:03 PM Jacob Pratt <[email protected]> wrote: > > > > Has there been any previous discussion of adding the `x` flag to JS? It > > exists in other languages, and can make relatively complicated regex _much_ > > easier to read. It also allows for comments, which are incredibly helpful > > when trying to understand some regexes. > > > > For prior art, XRegExp has this flag (though I've no idea to figure out how > > frequently it's used), as do a few other languages. > > > > Quick overview: https://www.regular-expressions.info/freespacing.html > > > > Language references: > > Python: https://docs.python.org/3/library/re.html#re.X > > Rust: https://docs.rs/regex/1.1.6/regex/ > > XRegExp: http://xregexp.com/xregexp/flags/#extended > > .NET: > > https://docs.microsoft.com/en-us/dotnet/standard/base-types/regular-expression-language-quick-reference#regular-expression-options > > > > Jacob Pratt > > _______________________________________________ > > es-discuss mailing list > > [email protected] > > https://mail.mozilla.org/listinfo/es-discuss _______________________________________________ es-discuss mailing list [email protected] https://mail.mozilla.org/listinfo/es-discuss
