Auto merge of #107642 - Dylan-DPC:rollup-edcqhm5, r=Dylan-DPC

Rollup of 6 pull requests

Successful merges:

 - #107082 (Autotrait bounds on dyn-safe trait methods)
 - #107427 (Add candidates for DiscriminantKind builtin)
 - #107539 (Emit warnings on unused parens in index expressions)
 - #107544 (Improve `TokenCursor`.)
 - #107585 (Don't cause a cycle when formatting query description that references a FnDef)
 - #107633 (Fix suggestion for coercing Option<&String> to Option<&str>)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 4 insertions, 4 deletions

diff --git a/src/tools/rustfmt/src/macros.rs b/src/tools/rustfmt/src/macros.rs
index d58f7547fef..7978d8cba95 100644
--- a/src/tools/rustfmt/src/macros.rs
+++ b/src/tools/rustfmt/src/macros.rs
@@ -13,7 +13,7 @@ use std::collections::HashMap;
 use std::panic::{catch_unwind, AssertUnwindSafe};
 
 use rustc_ast::token::{BinOpToken, Delimiter, Token, TokenKind};
-use rustc_ast::tokenstream::{Cursor, TokenStream, TokenTree};
+use rustc_ast::tokenstream::{TokenStream, TokenTree, TokenTreeCursor};
 use rustc_ast::{ast, ptr};
 use rustc_ast_pretty::pprust;
 use rustc_span::{
@@ -736,7 +736,7 @@ impl MacroArgParser {
         self.buf.clear();
     }
 
-    fn add_meta_variable(&mut self, iter: &mut Cursor) -> Option<()> {
+    fn add_meta_variable(&mut self, iter: &mut TokenTreeCursor) -> Option<()> {
         match iter.next() {
             Some(TokenTree::Token(
                 Token {
@@ -768,7 +768,7 @@ impl MacroArgParser {
         &mut self,
         inner: Vec<ParsedMacroArg>,
         delim: Delimiter,
-        iter: &mut Cursor,
+        iter: &mut TokenTreeCursor,
     ) -> Option<()> {
         let mut buffer = String::new();
         let mut first = true;
@@ -1121,7 +1121,7 @@ pub(crate) fn macro_style(mac: &ast::MacCall, context: &RewriteContext<'_>) -> D
 // Currently we do not attempt to parse any further than that.
 #[derive(new)]
 struct MacroParser {
-    toks: Cursor,
+    toks: TokenTreeCursor,
 }
 
 impl MacroParser {