Merge #7803

7803: Fix non-latin characters doc comment in mbe expansion r=edwin0cheng a=edwin0cheng

Fixes #7781

![Peek 2021-02-28 13-47](https://user-images.githubusercontent.com/11014119/109409237-f58e5580-79cb-11eb-92ed-a6700bbe39b5.gif)

Off-topic: This is a [beautiful poem](http://chinesepoetryinenglishverse.blogspot.com/2013/12/blog-post_4784.html) from by Li Shangyin.

bors r+


Co-authored-by: Edwin Cheng <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/crates/mbe/src/syntax_bridge.rs b/crates/mbe/src/syntax_bridge.rs
index 5a91781fc..aacae1026 100644
--- a/crates/mbe/src/syntax_bridge.rs
+++ b/crates/mbe/src/syntax_bridge.rs
@@ -213,7 +213,7 @@ fn doc_comment_text(comment: &ast::Comment) -> SmolStr {
 
     // Quote the string
     // Note that `tt::Literal` expect an escaped string
-    let text = format!("{:?}", text.escape_default().to_string());
+    let text = format!("{:?}", text.escape_debug().to_string());
     text.into()
 }