Restore compatibility with rustc older than 1.52

dtolnay · Mar 27, 2022 · dbf1be1 · dbf1be1
1 parent d3d1c85
commit dbf1be1
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/lib.rs b/src/lib.rs
@@ -155,6 +155,7 @@ use crate::attr::expand_attr;
 use crate::error::{Error, Result};
 use crate::segment::Segment;
 use proc_macro::{Delimiter, Group, Ident, Punct, Spacing, Span, TokenStream, TokenTree};
+use std::char;
 use std::iter;
 use std::panic;