bjoernager/rust
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glue tokens when building token stream

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This commit is contained in:
Aleksey Kladov 2019-08-19 19:30:44 +03:00
parent 8b932dfda7
commit 914e1f4564
3 changed files with 34 additions and 10 deletions
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2
src/libsyntax/tokenstream.rs
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@ -414,7 +414,7 @@ impl TokenStreamBuilder {
let last_tree_if_joint = self.0.last().and_then(TokenStream::last_tree_if_joint);
if let Some(TokenTree::Token(last_token)) = last_tree_if_joint {
if let Some((TokenTree::Token(token), is_joint)) = stream.first_tree_and_joint() {
if let Some(glued_tok) = last_token.glue(token) {
if let Some(glued_tok) = last_token.glue(&token) {
let last_stream = self.0.pop().unwrap();
self.push_all_but_last_tree(&last_stream);
let glued_tt = TokenTree::Token(glued_tok);