Re: capture string

[Dirk Laurie <dirk.laurie@...>]

2014-02-03 francesco <francescoarmandoporta@gmail.com>:

> but i do not care about the means of tokens (is this correct?).
> My work (?) is really, really more trivial!
> I need only to collect word, number, control character, etc.
> in the correct order.
> I will do a musical interpretation of this, so it's not so important
> (now!) about meaning.
> My try is something like this:
>
> for line in testo:lines() do
>     for L in string.gmatch(line, "%S+") do
>
>
> and this work if i have a word surrounded by space, and not
> always is it.
> For example a get this: "(c)" and i would like to subdivide again this
> in his 3 part, i.e. "(", "c", ")".
> Or i have a number followed by comma, "2008," and i want
> "2008", ",".
> This should work for every possible combinations and i'm not able
> to generalize this.

This is the sort of application that LPeg is built for.

<http://htmlpreview.github.io/?https://github.com/dlaurie/lua-notes/blob/master/lpeg-brief.html>