From 4fb59ebcdb68173c81b9fa8999deee78c935ab7f Mon Sep 17 00:00:00 2001
From: Justin Lin <justin.sdk@gmail.com>
Date: Fri, 15 Apr 2022 09:42:07 +0800
Subject: [PATCH] rollback

---
 src/util/has.scad | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/util/has.scad b/src/util/has.scad
index 66466c13..c0326fda 100644
--- a/src/util/has.scad
+++ b/src/util/has.scad
@@ -8,4 +8,8 @@
 *
 **/ 
 
-function has(lt, elem) = search([elem], lt) != [[]];
\ No newline at end of file
+use <bsearch.scad>;
+
+function has(lt, elem, sorted = false) = 
+    sorted ? bsearch(lt, elem) != -1 :
+             search([elem], lt) != [[]];
\ No newline at end of file