From 3bb145cb5ee111317ce774e15a2705bd49893cd5 Mon Sep 17 00:00:00 2001
From: Brendan Hansen <brendan.f.hansen@gmail.com>
Date: Thu, 4 Jan 2024 11:40:31 -0600
Subject: [PATCH] bugfix: `slice.group_by` with empty array

---
 core/container/slice.onyx | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/container/slice.onyx b/core/container/slice.onyx
index 169d5172..4eb7ba7c 100644
--- a/core/container/slice.onyx
+++ b/core/container/slice.onyx
@@ -637,6 +637,8 @@ group_by :: macro (arr: [] $T, comp: (T, T) -> bool, allocator := context.alloca
 #overload
 group_by :: macro (arr_: [] $T, comp: Code, allocator := context.allocator) -> [..] [] T {
     out := make([..] [] T, allocator);
+    if arr_.count == 0 do return out;
+
     start := 0;
     arr := arr_;
     for i: 1 .. arr.count {
-- 
2.25.1