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

[Emanuel Berg]

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 "," ", ")

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