From 77bfe23b2b2fb0224e6f77066d6077ee51d5e5b8 Mon Sep 17 00:00:00 2001
From: Dmitry Voronin <hi@voronind.com>
Date: Wed, 13 Nov 2024 11:06:28 +0300
Subject: [PATCH] Random: Add random string generator.

---
 home/program/bash/module/Random.nix | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/home/program/bash/module/Random.nix b/home/program/bash/module/Random.nix
index 8346d43..b60b923 100644
--- a/home/program/bash/module/Random.nix
+++ b/home/program/bash/module/Random.nix
@@ -1,5 +1,16 @@
 { ... }: {
 	text = ''
+		# Generate random string.
+		# Usage: random <LENGTH>
+		function random() {
+			local length="''${1}"
+			if [[ "''${length}" = "" ]]; then
+				help random
+				return 2
+			fi
+			head /dev/urandom | tr -dc A-Za-z0-9 | head -c''${length}
+		}
+
 		# Picks a random file or directory.
 		function random_file() {
 			local IFS=$'\n'
@@ -8,7 +19,7 @@
 			((total--))
 			local index=$(shuf -i 0-''${total} -n 1)
 
-			echo ''${dirs[$index]}
+			printf "%s" ''${dirs[$index]}
 		}
 	'';
 }