From 9fcd733232b6f209519d2eadc83ed4cbd3376e0d Mon Sep 17 00:00:00 2001
From: Elizabeth Hunt <elizabeth.hunt@simponic.xyz>
Date: Thu, 7 Sep 2023 12:19:32 -0600
Subject: common lisp!

---
 cl/src/utils/within-range.lisp | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 cl/src/utils/within-range.lisp

(limited to 'cl/src/utils/within-range.lisp')

diff --git a/cl/src/utils/within-range.lisp b/cl/src/utils/within-range.lisp
new file mode 100644
index 0000000..9a0b762
--- /dev/null
+++ b/cl/src/utils/within-range.lisp
@@ -0,0 +1,5 @@
+(in-package :lizfcm.utils)
+
+(defun within-range-p (x true-value delta)
+  (and (< x (+ true-value delta))
+       (> x (- true-value delta))))
-- 
cgit v1.3