From 98718e0544f42e55642d2838b00d6a7bef1e2414 Mon Sep 17 00:00:00 2001
From: Lukas Wirth <lukastw97@gmail.com>
Date: Fri, 15 Jan 2021 21:07:38 +0100
Subject: Wrap remaining self/super/crate in Name{Ref}

---
 crates/parser/src/grammar/items.rs  |  2 ++
 crates/parser/src/grammar/params.rs | 31 ++++++++++++++++++-------------
 2 files changed, 20 insertions(+), 13 deletions(-)

(limited to 'crates/parser/src/grammar')

diff --git a/crates/parser/src/grammar/items.rs b/crates/parser/src/grammar/items.rs
index 2070ce163..1d894e907 100644
--- a/crates/parser/src/grammar/items.rs
+++ b/crates/parser/src/grammar/items.rs
@@ -270,7 +270,9 @@ fn extern_crate(p: &mut Parser, m: Marker) {
     p.bump(T![crate]);
 
     if p.at(T![self]) {
+        let m = p.start();
         p.bump(T![self]);
+        m.complete(p, NAME_REF);
     } else {
         name_ref(p);
     }
diff --git a/crates/parser/src/grammar/params.rs b/crates/parser/src/grammar/params.rs
index 2d006a1d5..6a98d7368 100644
--- a/crates/parser/src/grammar/params.rs
+++ b/crates/parser/src/grammar/params.rs
@@ -156,7 +156,7 @@ fn variadic_param(p: &mut Parser) -> bool {
 fn opt_self_param(p: &mut Parser, m: Marker) {
     if p.at(T![self]) || p.at(T![mut]) && p.nth(1) == T![self] {
         p.eat(T![mut]);
-        p.eat(T![self]);
+        self_as_name(p);
         // test arb_self_types
         // impl S {
         //     fn a(self: &Self) {}
@@ -169,24 +169,29 @@ fn opt_self_param(p: &mut Parser, m: Marker) {
         let la1 = p.nth(1);
         let la2 = p.nth(2);
         let la3 = p.nth(3);
-        let mut n_toks = match (p.current(), la1, la2, la3) {
-            (T![&], T![self], _, _) => 2,
-            (T![&], T![mut], T![self], _) => 3,
-            (T![&], LIFETIME_IDENT, T![self], _) => 3,
-            (T![&], LIFETIME_IDENT, T![mut], T![self]) => 4,
-            _ => return m.abandon(p),
-        };
-        p.bump_any();
+        if !matches!((p.current(), la1, la2, la3),
+              (T![&], T![self], _, _)
+            | (T![&], T![mut], T![self], _)
+            | (T![&], LIFETIME_IDENT, T![self], _)
+            | (T![&], LIFETIME_IDENT, T![mut], T![self])
+        ) {
+            return m.abandon(p);
+        }
+        p.bump(T![&]);
         if p.at(LIFETIME_IDENT) {
             lifetime(p);
-            n_toks -= 1;
-        }
-        for _ in 1..n_toks {
-            p.bump_any();
         }
+        p.eat(T![mut]);
+        self_as_name(p);
     }
     m.complete(p, SELF_PARAM);
     if !p.at(T![')']) {
         p.expect(T![,]);
     }
 }
+
+fn self_as_name(p: &mut Parser) {
+    let m = p.start();
+    p.bump(T![self]);
+    m.complete(p, NAME);
+}
-- 
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