From 5fd170140e9d3fcfc7c8cbb6afad8b78306173dd Mon Sep 17 00:00:00 2001
From: rzvxa <3788964+rzvxa@users.noreply.github.com>
Date: Tue, 13 Aug 2024 10:52:34 +0000
Subject: [PATCH] refactor(sourcemap): lower the `msrv`. (#4873)

Related to https://github.com/oxc-project/oxc/pull/4864#issuecomment-2285908919
https://releases.rs/docs/1.80.0/#stabilized-apis
---
 crates/oxc_sourcemap/src/concat_sourcemap_builder.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/oxc_sourcemap/src/concat_sourcemap_builder.rs b/crates/oxc_sourcemap/src/concat_sourcemap_builder.rs
index eebe77edd4560..83820776aaa1c 100644
--- a/crates/oxc_sourcemap/src/concat_sourcemap_builder.rs
+++ b/crates/oxc_sourcemap/src/concat_sourcemap_builder.rs
@@ -114,7 +114,7 @@ impl ConcatSourceMapBuilder {
             // than cloning an `Arc`.
             self.source_contents.extend(source_contents.iter().map(Arc::clone));
         } else {
-            self.source_contents.extend((0..sourcemap.sources.len()).map(|_| Arc::default()));
+            self.source_contents.extend((0..sourcemap.sources.len()).map(|_| "".into()));
         }
 
         // Extend `names`.