[REBOL] Re: Another question
From: g:santilli:tiscalinet:it at: 15-Feb-2002 11:04
At 03.04 15/02/02, Alex wrote:
>Okay, that's nice, but I want to parse real text, not a block. I'm just
>going to use repeated replace statements here (since the original goal was
>to replace [red] with an escape character followed by "[31m" for example),
>but I was hoping to go through the various color tags ([red], [green],
>[blue] etc.) and search through the remainder of the text after finding a
>tag regexp-style for the next tag. That way, no time would be wasted
>re-scanning through the entire string to find new codes... but a repeated
>replace is okay as well. C'est la vie.
Does this help? (Escape sequences are not the real ones I think, I just used
them as an example.)
>> normal-text: [to "["]
>> escape-seq: [mark1: "[" copy color ["red" | "blue" | "green"] "]" mark2:]
>> colors: ["red" "^(1B)[31m" "green" "^(1B)[32m" "blue" "^(1B)[33m"]
>> text-to-parse: {
{ This is some [red]text followed by some [blue]text, and so on[green]...
{ }
>> parse text-to-parse [some [normal-text escape-seq (mark2: change/part mark1 select
colors color mark2) :mark2]]
>> text-to-parse
== {
This is some ^[[31mtext followed by some ^[[33mtext, and so on^[[32m...
}
Regards,
Gabriele.
--
Gabriele Santilli <[g--santilli--tiscalinet--it]> -- REBOL Programmer
Amigan -- AGI L'Aquila -- REB: http://web.tiscali.it/rebol/index.r
