From eec6016ec3e0cc6be3ae75007586b6a56372b382 Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Wed, 19 Jan 2022 18:26:16 -0800
Subject: [PATCH] Delete unused Display for pretty printer Token

---
 compiler/rustc_ast_pretty/src/pp.rs | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/compiler/rustc_ast_pretty/src/pp.rs b/compiler/rustc_ast_pretty/src/pp.rs
index bdd70148d85..8b7ea5d792d 100644
--- a/compiler/rustc_ast_pretty/src/pp.rs
+++ b/compiler/rustc_ast_pretty/src/pp.rs
@@ -137,7 +137,6 @@ mod ring;
 use ring::RingBuffer;
 use std::borrow::Cow;
 use std::collections::VecDeque;
-use std::fmt;
 
 /// How to break. Described in more detail in the module docs.
 #[derive(Clone, Copy, PartialEq)]
@@ -175,17 +174,6 @@ impl Token {
     }
 }
 
-impl fmt::Display for Token {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        match *self {
-            Token::String(ref s) => write!(f, "STR({},{})", s, s.len()),
-            Token::Break(_) => f.write_str("BREAK"),
-            Token::Begin(_) => f.write_str("BEGIN"),
-            Token::End => f.write_str("END"),
-        }
-    }
-}
-
 #[derive(Copy, Clone)]
 enum PrintStackBreak {
     Fits,