From c9e13984e3d48b2a7edc9ee4bac7bfdc365ecfe2 Mon Sep 17 00:00:00 2001
From: Jonathan Kelley <jkelleyrtp@gmail.com>
Date: Fri, 23 Dec 2022 18:27:53 -0500
Subject: [PATCH] chore: use safe span split

---
 packages/rsx/src/lib.rs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/packages/rsx/src/lib.rs b/packages/rsx/src/lib.rs
index 5caebdbef..60404d84e 100644
--- a/packages/rsx/src/lib.rs
+++ b/packages/rsx/src/lib.rs
@@ -114,11 +114,10 @@ impl<'a> ToTokens for TemplateRenderer<'a> {
         };
 
         let spndbg = format!("{:?}", self.roots[0].span());
-        let root_col = if spndbg.len() >= 9 {
-            spndbg[9..].split("..").next().unwrap()
-        } else {
-            ""
-        };
+        let root_col = spndbg
+            .rsplit_once("..")
+            .and_then(|(_, after)| after.split_once(')').map(|(before, _)| before))
+            .unwrap_or_default();
 
         let root_printer = self.roots.iter().enumerate().map(|(idx, root)| {
             context.current_path.push(idx as u8);