From b861cee16eb34ada422c2483c61cdf6f74d70d96 Mon Sep 17 00:00:00 2001
From: Martin Blazik <martin.blazik@gooddata.com>
Date: Wed, 1 Jun 2022 19:51:05 +0200
Subject: [PATCH] Improve true_false function

---
 rc/01-functions.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/rc/01-functions.sh b/rc/01-functions.sh
index f11800c..d033d0b 100644
--- a/rc/01-functions.sh
+++ b/rc/01-functions.sh
@@ -95,6 +95,8 @@ function source_try() {
 }
 
 function true_false() {
-  [[ "${1,,}" =~ ^(1|true|yes)$ ]]
+  # lower case and compare
+  # [[ "${1,,}" =~ ^(1|true|yes)$ ]]
+  [[ "${1@L}" =~ ^(1|true|yes)$ ]]
 }