From 61e2fa5a7100075162aa81d07af8d806a2be6d53 Mon Sep 17 00:00:00 2001
From: Martin Blazik <martin.blazik@gooddata.com>
Date: Sun, 29 May 2022 14:31:01 +0200
Subject: [PATCH] Add true_false function

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

diff --git a/rc/01-functions.sh b/rc/01-functions.sh
index 74a3627..f47c326 100644
--- a/rc/01-functions.sh
+++ b/rc/01-functions.sh
@@ -90,3 +90,7 @@ function source_try() {
   fi
 }
 
+function true_false() {
+  [[ "${1,,}" =~ ^(1|true|yes)$ ]]
+}
+