From b61617f752668d1425133d0bf32d62dd1135c66a Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Mon, 8 Jan 2018 21:57:19 +0300
Subject: G: special-case C++ semicolon

---
 src/parser/event_parser/grammar/items.rs | 29 ++++++++++++++++++++++++++---
 src/parser/event_parser/grammar/mod.rs   |  7 +------
 2 files changed, 27 insertions(+), 9 deletions(-)

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

diff --git a/src/parser/event_parser/grammar/items.rs b/src/parser/event_parser/grammar/items.rs
index b9eb1934c..631eb4736 100644
--- a/src/parser/event_parser/grammar/items.rs
+++ b/src/parser/event_parser/grammar/items.rs
@@ -1,17 +1,40 @@
 use super::*;
 
-pub(super) fn item_first(p: &Parser) -> bool {
+pub(super) fn mod_items(p: &mut Parser) {
+    many(p, |p| {
+        skip_to_first(
+            p, item_first, mod_item,
+            "expected item",
+        )
+    });
+}
+
+fn item_first(p: &Parser) -> bool {
     match p.current() {
         STRUCT_KW | FN_KW => true,
         _ => false,
     }
 }
 
-pub(super) fn item(p: &mut Parser) {
+fn mod_item(p: &mut Parser) {
+    if item(p) {
+        if p.current() == SEMI {
+            node(p, ERROR, |p| {
+                p.error()
+                    .message("expected item, found `;`\n\
+                              consider removing this semicolon")
+                    .emit();
+                p.bump();
+            })
+        }
+    }
+}
+
+fn item(p: &mut Parser) -> bool {
     attributes::outer_attributes(p);
     visibility(p);
     node_if(p, STRUCT_KW, STRUCT_ITEM, struct_item)
-        || node_if(p, FN_KW, FN_ITEM, fn_item);
+        || node_if(p, FN_KW, FN_ITEM, fn_item)
 }
 
 fn struct_item(p: &mut Parser) {
diff --git a/src/parser/event_parser/grammar/mod.rs b/src/parser/event_parser/grammar/mod.rs
index b67ceeb13..274c2cdb4 100644
--- a/src/parser/event_parser/grammar/mod.rs
+++ b/src/parser/event_parser/grammar/mod.rs
@@ -11,12 +11,7 @@ pub(crate) fn file(p: &mut Parser) {
     node(p, FILE, |p| {
         p.optional(SHEBANG);
         attributes::inner_attributes(p);
-        many(p, |p| {
-            skip_to_first(
-                p, items::item_first, items::item,
-                "expected item",
-            )
-        });
+        items::mod_items(p);
     })
 }
 
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