From 8bc6a0b4c94e548b357afe8456becee1b17de222 Mon Sep 17 00:00:00 2001
From: Justin Lin <caterpillar@openhome.cc>
Date: Sat, 15 Jun 2019 11:04:16 +0800
Subject: [PATCH] refactor

---
 src/along_with.scad | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/src/along_with.scad b/src/along_with.scad
index 268c20a8..fc2e7125 100644
--- a/src/along_with.scad
+++ b/src/along_with.scad
@@ -120,13 +120,8 @@ module along_with(points, angles, twist = 0, scale = 1.0, method = "AXIS_ANGLE")
 
     // >>> begin: modules and functions for "EULER-ANGLE"
 
-    function _euler_angle_path_angles(pts, end_i, i = 0) = 
-        i == end_i ?
-                [] : 
-                concat(
-                    [__angy_angz(pts[i], pts[i + 1])], 
-                    _euler_angle_path_angles(pts, end_i, i + 1)
-                );
+    function _euler_angle_path_angles(pts, end_i) = 
+        [for(i = 0; i < end_i; i = i + 1) [__angy_angz(pts[i], pts[i + 1])]];
             
     function euler_angle_path_angles(children) = 
        let(