From fa24e20867893178ed7265ecadb2bcb09cf76dac Mon Sep 17 00:00:00 2001
From: Evgenii P <eupn@protonmail.com>
Date: Fri, 9 Aug 2019 16:08:36 +0700
Subject: Make name_ref to accept numeric names optionally

---
 crates/ra_parser/src/grammar.rs             | 4 ++--
 crates/ra_parser/src/grammar/expressions.rs | 6 +++---
 crates/ra_parser/src/grammar/items.rs       | 2 +-
 crates/ra_parser/src/grammar/paths.rs       | 2 +-
 crates/ra_parser/src/grammar/type_args.rs   | 4 ++--
 5 files changed, 9 insertions(+), 9 deletions(-)

(limited to 'crates')

diff --git a/crates/ra_parser/src/grammar.rs b/crates/ra_parser/src/grammar.rs
index 00fb1bac9..2ee121ccd 100644
--- a/crates/ra_parser/src/grammar.rs
+++ b/crates/ra_parser/src/grammar.rs
@@ -273,8 +273,8 @@ fn name(p: &mut Parser) {
     name_r(p, TokenSet::empty())
 }
 
-fn name_ref(p: &mut Parser) {
-    if p.at(IDENT) || p.at(INT_NUMBER) {
+fn name_ref(p: &mut Parser, allow_numeric_names: bool) {
+    if p.at(IDENT) || (allow_numeric_names && p.at(INT_NUMBER)) {
         let m = p.start();
         p.bump();
         m.complete(p, NAME_REF);
diff --git a/crates/ra_parser/src/grammar/expressions.rs b/crates/ra_parser/src/grammar/expressions.rs
index 50c938a23..9f9e9cb0e 100644
--- a/crates/ra_parser/src/grammar/expressions.rs
+++ b/crates/ra_parser/src/grammar/expressions.rs
@@ -458,7 +458,7 @@ fn method_call_expr(p: &mut Parser, lhs: CompletedMarker) -> CompletedMarker {
     assert!(p.at(T![.]) && p.nth(1) == IDENT && (p.nth(2) == T!['('] || p.nth(2) == T![::]));
     let m = lhs.precede(p);
     p.bump();
-    name_ref(p);
+    name_ref(p, false);
     type_args::opt_type_arg_list(p, true);
     if p.at(T!['(']) {
         arg_list(p);
@@ -485,7 +485,7 @@ fn field_expr(p: &mut Parser, lhs: CompletedMarker) -> CompletedMarker {
     let m = lhs.precede(p);
     p.bump();
     if p.at(IDENT) {
-        name_ref(p)
+        name_ref(p, false)
     } else if p.at(INT_NUMBER) {
         p.bump();
     } else if p.at(FLOAT_NUMBER) {
@@ -587,7 +587,7 @@ pub(crate) fn named_field_list(p: &mut Parser) {
             IDENT | INT_NUMBER | T![#] => {
                 let m = p.start();
                 attributes::outer_attributes(p);
-                name_ref(p);
+                name_ref(p, true);
                 if p.eat(T![:]) {
                     expr(p);
                 }
diff --git a/crates/ra_parser/src/grammar/items.rs b/crates/ra_parser/src/grammar/items.rs
index 543af7c4b..b0081f396 100644
--- a/crates/ra_parser/src/grammar/items.rs
+++ b/crates/ra_parser/src/grammar/items.rs
@@ -279,7 +279,7 @@ fn extern_crate_item(p: &mut Parser, m: Marker) {
     p.bump();
     assert!(p.at(T![crate]));
     p.bump();
-    name_ref(p);
+    name_ref(p, false);
     opt_alias(p);
     p.expect(T![;]);
     m.complete(p, EXTERN_CRATE_ITEM);
diff --git a/crates/ra_parser/src/grammar/paths.rs b/crates/ra_parser/src/grammar/paths.rs
index 3537b0da1..2c8f0f7e8 100644
--- a/crates/ra_parser/src/grammar/paths.rs
+++ b/crates/ra_parser/src/grammar/paths.rs
@@ -71,7 +71,7 @@ fn path_segment(p: &mut Parser, mode: Mode, first: bool) {
         }
         match p.current() {
             IDENT => {
-                name_ref(p);
+                name_ref(p, false);
                 opt_path_type_args(p, mode);
             }
             // test crate_path
diff --git a/crates/ra_parser/src/grammar/type_args.rs b/crates/ra_parser/src/grammar/type_args.rs
index 3db08b280..f1d999dea 100644
--- a/crates/ra_parser/src/grammar/type_args.rs
+++ b/crates/ra_parser/src/grammar/type_args.rs
@@ -38,12 +38,12 @@ fn type_arg(p: &mut Parser) {
         // test associated_type_bounds
         // fn print_all<T: Iterator<Item: Display>>(printables: T) {}
         IDENT if p.nth(1) == T![:] => {
-            name_ref(p);
+            name_ref(p, false);
             type_params::bounds(p);
             m.complete(p, ASSOC_TYPE_ARG);
         }
         IDENT if p.nth(1) == T![=] => {
-            name_ref(p);
+            name_ref(p, false);
             p.bump();
             types::type_(p);
             m.complete(p, ASSOC_TYPE_ARG);
-- 
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