X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_expand%2Fsrc%2Fproc_macro_server.rs;h=47cc2ecb4bfdd8267155485639f8ca0eae7b454b;hb=e91405b9d5c8dabb3e488bafb314147f1050f9b9;hp=8404e16fd1eb416c082d0af6fa8324c0b5c01d07;hpb=55ff45a5c25c49e665a9459b8d6ea03ae2c44476;p=rust.git

diff --git a/compiler/rustc_expand/src/proc_macro_server.rs b/compiler/rustc_expand/src/proc_macro_server.rs
index 8404e16fd1e..47cc2ecb4bf 100644
--- a/compiler/rustc_expand/src/proc_macro_server.rs
+++ b/compiler/rustc_expand/src/proc_macro_server.rs
@@ -853,7 +853,7 @@ fn ident_name_compatibility_hack(
                                 .flat_map(|c| c.as_os_str().to_str())
                                 .find(|c| c.starts_with("js-sys"))
                             {
-                                let mut version = c.trim_start_matches("js-sys-").split(".");
+                                let mut version = c.trim_start_matches("js-sys-").split('.');
                                 if version.next() == Some("0")
                                     && version.next() == Some("3")
                                     && version