Move TokenStream::to_string helpers inside the method
@@ -199,14 +199,16 @@ pub mod token_stream {
impl ToString for TokenStream {
fn to_string(&self) -> String {
- tokentrees_to_text(&self.token_trees[..])
- }
- }
+ return tokentrees_to_text(&self.token_trees[..]);
fn tokentrees_to_text(tkns: &[tt::TokenTree]) -> String {
tkns.iter()
.fold((String::new(), true), |(last, last_to_joint), tkn| {
- let s = [last, tokentree_to_text(tkn)].join(if last_to_joint { "" } else { " " });
+ let s = [last, tokentree_to_text(tkn)].join(if last_to_joint {
+ ""
+ } else {
+ " "
+ });
let mut is_joint = false;
if let tt::TokenTree::Leaf(tt::Leaf::Punct(punct)) = tkn {
if punct.spacing == tt::Spacing::Joint {
@@ -235,6 +237,8 @@ pub mod token_stream {
}
}
}
+ }
+ }
fn subtree_replace_token_ids_with_unspecified(subtree: tt::Subtree) -> tt::Subtree {
tt::Subtree {
