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Re: Modify text appearance (put spaces after commas just for display)

From: Alberto Luaces
Subject: Re: Modify text appearance (put spaces after commas just for display)
Date: Tue, 26 Sep 2017 11:31:24 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux)

Emanuel Berg writes:

> Alberto Luaces wrote:
>> Hello, I have some inherited code where the
>> style used was to squeeze every single
>> non-required white-space. There are long
>> lists of comma-separated values with any
>> spaces on them, rendering the code very
>> difficult to read.
>> I wanted to have something like glasses-mode,
>> but unless I am mistaken, it is not very
>> configurable, so I cannot add new cases as
>> commas separated by spaces, which is mine.
>> Then I thought of overlays, but the manual
>> says that if there are a big number of
>> substitutions, maybe it could be a better
>> idea to use text properties instead.
>> So, from the top of your head, what would be
>> the less painful method to change every comma
>> to a comma+space, or at least change the
>> color of the commas to anything more
>> distinguishable and attach it to the language
>> mode hook?
> ... you mean in code that is already written?
> Do it by hand, or use `replace-regexp'.
> (replace-regexp "," ", ")

Yes, it is already written.

The point is not modifying the code, as in glasses-mode style, so
replace-regexp is not a solution.  Thanks anyway!


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