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2
votes
0answers
44 views

Listings - Keyword with Regex [duplicate]

I would like to colorize in a special color all my constant which are all in capital letters in my code and all my method variables which begin with an @. Is it possible to use Regex to define ...
6
votes
1answer
87 views

Dynamic calculation within regular expression quantifier in LaTeX3's l3regex package

I am trying to do some simple calculations to be applied to a regular expression quantifier used in l3regex's \regex_replace_all:nnN function. I've built my code around what I found here: Defining a ...
0
votes
0answers
86 views

problem with installing l3regex

I have a problem. When I start pdfLatex using the package media9, there comes this error: The required file tex\latex\l3experimental\l3str\l3regex.sty is missing. So, I have downloaded the package ...
37
votes
4answers
2k views

Has the time come for a LaTeX3 successor to 'listings'?

I'm currently looking for a nice and challenging open-source project to work/collaborate on after my thesis. I don't have a Comp. Sci. background, but I'd like to learn more about compiler ...
8
votes
1answer
116 views

Missing space when replacing with \regex_replace_all:nnN

How can I make \regex_replace_all:nnN not remove the space between x y? \documentclass{article} \usepackage{l3regex} \ExplSyntaxOn \cs_new:Npn \replace #1#2#3 { \tl_set:Nn \l_tmpa_tl {#3} ...
2
votes
1answer
105 views

l3regex usage throws __scan_new:N error

Using TeXLive, with this MWE \documentclass{article} \usepackage{expl3} \usepackage{l3regex} \begin{document} a \end{document} I get an error for an undefined control sequence ...
3
votes
1answer
107 views

How can I match a control sequence using \regex_match?

How can I match a control sequence using \regex_match? This code \newcommand{\iw}[1]{\immediate\write16{#1}} \iw{1 should be true} \regex_match:nnTF {May} {May} {\iw{TRUE}} {\iw{FALSE}} ...
16
votes
1answer
377 views

Defining a find and replace algorithm using LaTeX3's l3regex

I've been trying to work out the mechanics of LaTeX3's regular expression system as implemented in l3regex, but am having some difficulty understanding how/why it is acting as it is. If I use as an ...
5
votes
0answers
205 views

Dynamically applying formatting to regular expressions [closed]

One useful tool I find in InDesign are the Grep styles. With them, one can define character styles (e.g., boldface in small caps) for whatever expression matches the grep pattern. I know this is ...
1
vote
1answer
282 views

Regular Expression for logical implication?

I am massively unfamiliar with the usage and syntax of regular expressions so the following problem is making my brain bleed. Background: I am taking logical expressions, parsing them, making some ...