From 0ffcc3b68a1196e9164ff42fac8a5fdd4804abd0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Cornell=C3=A0?= <marc@mcornella.com>
Date: Sun, 4 Aug 2024 18:59:42 +0200
Subject: [PATCH] style(toolbox): use oneliner to extract and quote container
 name

---
 plugins/toolbox/toolbox.plugin.zsh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/plugins/toolbox/toolbox.plugin.zsh b/plugins/toolbox/toolbox.plugin.zsh
index b9a594c09..efe3836f7 100644
--- a/plugins/toolbox/toolbox.plugin.zsh
+++ b/plugins/toolbox/toolbox.plugin.zsh
@@ -4,8 +4,12 @@ function toolbox_prompt_info() {
 
 function toolbox_prompt_name() {
   [[ -f /run/.containerenv ]] || return
-  local _to_print="$(cat /run/.containerenv | awk -F\" '/name/ { print$2 }')"
-  echo ${_to_print:gs/%/%%}
+
+  # This command reads the /run/.containerenv file line by line and extracts the
+  # container name from it by looking for the `name="..."` line, and uses -F\" to
+  # split the line by double quotes. Then all % characters are replaced with %%
+  # to escape them for the prompt.
+  awk -F\" '/name/ { gsub(/%/, "%%", $2); print $2 }' /run/.containerenv
 }
 
 alias tbe="toolbox enter"