From 4167c3e3394ff4b501aedaf590a09722befc2056 Mon Sep 17 00:00:00 2001
From: structix <janek@schoff.it>
Date: Mon, 9 May 2022 12:24:08 +0200
Subject: [PATCH] Add extract_acronym

---
 Cargo.toml  |  4 +++-
 src/main.rs | 16 ++++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index 244f8c8..2f12c6c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,4 +6,6 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-clap = {version = "3.1.17", features = ["derive"]}
\ No newline at end of file
+clap = {version = "3.1.17", features = ["derive"]}
+regex = "1.5"
+lazy_static = "1.4.0"
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 976d142..5052546 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,8 @@
 use std::fs::{File, read_to_string};
 use std::io::{BufWriter, Error, Write};
 use clap::Parser;
+use lazy_static::lazy_static;
+use regex::Regex;
 
 fn main() -> Result<(), Error> {
     let args = Args::parse();
@@ -33,6 +35,19 @@ fn sort_range(lowerbound: usize, upperbound: usize, list: &mut Vec<&str>) {
     list[lowerbound..upperbound].sort_unstable();
 }
 
+fn extract_acronym(line: &str) -> Option<(&str, &str, &str)> {
+    lazy_static! {
+        static ref RE: Regex = Regex::new(r"\{(\w+)\}\[(\w+)\]\{(.+)\}").unwrap();
+    }
+    let caps = RE.captures(line);
+    match caps {
+        Some(c) => Some((c.get(1).unwrap().as_str(),
+                         c.get(2).unwrap().as_str(),
+                         c.get(3).unwrap().as_str())),
+        _ => None
+    }
+}
+
 /// Sorts the acronym block of a .tex file
 #[derive(Parser, Debug)]
 #[clap(author, version, about, long_about = None)]
@@ -43,3 +58,4 @@ struct Args {
 }
 
 
+