From 96bf06baf308e5cd2ad43962895f626724395e7d Mon Sep 17 00:00:00 2001
From: yui-knk <spiketeika@gmail.com>
Date: Sun, 2 Dec 2018 22:15:50 +0900
Subject: Remove not used `DotEq` token

Currently libproc_macro does not use `DotEq` token.
https://github.com/rust-lang/rust/pull/49545 changed libproc_macro
to not generate `DotEq` token.
---
 src/libsyntax/parse/token.rs | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

(limited to 'src/libsyntax/parse')

diff --git a/src/libsyntax/parse/token.rs b/src/libsyntax/parse/token.rs
index 46fc6454d1c..4a5f3e240da 100644
--- a/src/libsyntax/parse/token.rs
+++ b/src/libsyntax/parse/token.rs
@@ -163,7 +163,6 @@ pub enum Token {
     DotDot,
     DotDotDot,
     DotDotEq,
-    DotEq, // HACK(durka42) never produced by the parser, only used for libproc_macro
     Comma,
     Semi,
     Colon,
@@ -454,7 +453,6 @@ impl Token {
             Dot => match joint {
                 Dot => DotDot,
                 DotDot => DotDotDot,
-                DotEq => DotDotEq,
                 _ => return None,
             },
             DotDot => match joint {
@@ -477,7 +475,7 @@ impl Token {
                 _ => return None,
             },
 
-            Le | EqEq | Ne | Ge | AndAnd | OrOr | Tilde | BinOpEq(..) | At | DotDotDot | DotEq |
+            Le | EqEq | Ne | Ge | AndAnd | OrOr | Tilde | BinOpEq(..) | At | DotDotDot |
             DotDotEq | Comma | Semi | ModSep | RArrow | LArrow | FatArrow | Pound | Dollar |
             Question | OpenDelim(..) | CloseDelim(..) => return None,
 
@@ -606,7 +604,6 @@ impl Token {
             (&DotDot, &DotDot) |
             (&DotDotDot, &DotDotDot) |
             (&DotDotEq, &DotDotEq) |
-            (&DotEq, &DotEq) |
             (&Comma, &Comma) |
             (&Semi, &Semi) |
             (&Colon, &Colon) |
-- 
cgit 1.4.1-3-g733a5