From cbed4896a3cf7de71a9b90a1b42a5e2d6b01b9df Mon Sep 17 00:00:00 2001
From: Gustav Eek <gustav.eek@fripost.org>
Date: Tue, 28 Mar 2023 00:18:09 +0200
Subject: [PATCH] Src. Add piped table parsing and printing

Identify piped table start as a *bullet* pattern. The *prio* pattern
also is update to capture the possible (in case of old priorities)
trailing pipe sign. The pipes are printed as new *pre*/*pst* (post)
patterns. A test is also added.
---
 src/main.rs | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 35eaa64..1f90fc4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -19,11 +19,11 @@ fn winnow(mut list: Vec<String>) -> (Conf, Vec<String> ) {
 
     list.retain(|x| x != ""); // only keep nonempty
 
-    // Search patterns
+    // Search patterns. Find pipe tables as a bullet item
 
-    let bullet = Regex::new(r"^(\s*[\*-]\s*)").unwrap();
+    let bullet = Regex::new(r"^(\s*[\*|-]\s*)").unwrap();
     let number = Regex::new(r"^(\s*)([0-9]+)([).]\s*)").unwrap();
-    let prio = Regex::new(r"^\s*[0-9]+\s*%\s*").unwrap();
+    let prio = Regex::new(r"^\s*[0-9]+\s*%[|\s]*").unwrap();
 
     if DEBUG { eprintln!( // debug patterns
         "Matches first item: '{}', '{}', '{}'",
@@ -111,14 +111,15 @@ fn output(conf: &Conf, prio: &Vec<f64>, ranked: &Vec<String>) {
 
     for (i, (p, l)) in prio.iter().zip(ranked).enumerate() {
 
-        let item = if conf.number != "" {
+        let pre = if conf.number != "" {
             conf.number.replace("{}", format!( // Replace template due
                 "{:digs$}", i + 1).as_str())   // to smt::fmt
         } else {
             conf.bullet.clone()
         };
+        let pst = if conf.bullet.contains("|") {" | "} else {"\t"};
 
-        println!("{}{:2.0} %\t{}", item, 100.0 * p, l)
+        println!("{}{:2.0} %{}{}", pre, 100.0 * p, pst,  l)
     }
 }
 
@@ -340,6 +341,23 @@ fn prioinput() {
 
 #[test]
 
+fn pipe() {
+
+    let arg: Vec<String> =
+        "\n| Hej du\n  | glade\n| ta en\n"
+        .split("\n").map(|x| x.to_owned())
+        .collect();
+    let exp: Vec<String> =
+        "Hej du\nglade\nta en"
+        .split("\n").map(|x| x.to_owned()).collect();
+    let (conf, res) = winnow(arg);
+    assert_eq!(exp, res);
+    assert_eq!(conf.bullet, "  | ".to_owned());
+    assert_eq!(conf.number, "".to_owned());
+}
+
+#[test]
+
 fn bullout() {
 
     let conf = Conf {
-- 
2.39.2