[erlang-patches] Scan "=<<" as something useful

[Robert Virding]

I don't want to be a wet blanket but I feel that in general having blanks between operators is a Good Thing which improves legibility. So I don't really like a syntax change which supports not having blanks between operators. 

Robert 

----- Original Message -----

> From: "Pedram Nimreezi" <mc@REDACTED>
> To: "Sean Cribbs" <sean@REDACTED>
> Cc: "Erlang Patches" <erlang-patches@REDACTED>
> Sent: Monday, 22 April, 2013 11:06:24 AM
> Subject: Re: [erlang-patches] Scan "=<<" as something useful

> Good erlang wart to remove... +1

> On Mon, Apr 22, 2013 at 12:21 AM, Sean Cribbs < sean@REDACTED >
> wrote:

> > I can't count how many times this has bitten me, kudos.
> 

> > On Sun, Apr 21, 2013 at 11:15 PM, Anthony Ramine <
> > n.oxyde@REDACTED
> > > wrote:
> 

> > > Hello,
> > 
> 

> > > I've noticed that Erlang/OTP own code tend to be space-free, e.g.
> > > {a,
> > 
> 
> > > b} is rather written as {a,b}. Then there is the occasional Bin=
> > 
> 
> > > <<42>> with a space because erl_scan will scans "=<<" as '=<','<'
> > 
> 
> > > instead of '=','<<'. This patch teaches erl_scan how to not do
> > > that.
> > 
> 

> > > There is no backwards compatibility problem as '=<','<' can't
> > > appear
> > 
> 
> > > in valid code.
> > 
> 

> > > git fetch https://github.com/nox/otp.git
> > > disambiguate-equal-binary
> > 
> 

> > > https://github.com/nox/otp/compare/disambiguate-equal-binary
> > 
> 
> > > https://github.com/nox/otp/compare/disambiguate-equal-binary.patch
> > 
> 

> > > Regards,
> > 
> 

> > > --
> > 
> 
> > > Anthony Ramine
> > 
> 
> > > _______________________________________________
> > 
> 
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> > 
> 
> > > erlang-patches@REDACTED
> > 
> 
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> > 
> 

> > --
> 
> > Sean Cribbs < sean@REDACTED >
> 
> > Software Engineer
> 
> > Basho Technologies, Inc.
> 
> > http://basho.com/
> 
> > _______________________________________________
> 
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> 
> > erlang-patches@REDACTED
> 
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> 

> --
> /* Sincerely
> --------------------------------------------------------------
> Pedram Nimreezi - Chief Technology Officer */

> // The hardest part of design … is keeping features out. - Donald
> Norman

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