From b1a4e994fde929300d4aeb1deb8320c59cb6edec Mon Sep 17 00:00:00 2001
From: ExtReMLapin <3909752+ExtReMLapin@users.noreply.github.com>
Date: Tue, 5 Mar 2024 14:44:29 +0100
Subject: [PATCH] grammars : don't allow to output unescaped new line in string
 (#5885)

* Don't allow grammar json array to output unescaped new line in string

* Don't allow new line in json object string
---
 grammars/json.gbnf     | 2 +-
 grammars/json_arr.gbnf | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/grammars/json.gbnf b/grammars/json.gbnf
index a9537cdf9..34e014d55 100644
--- a/grammars/json.gbnf
+++ b/grammars/json.gbnf
@@ -15,7 +15,7 @@ array  ::=
 
 string ::=
   "\"" (
-    [^"\\] |
+    [^"\\\n] |
     "\\" (["\\/bfnrt] | "u" [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F]) # escapes
   )* "\"" ws
 
diff --git a/grammars/json_arr.gbnf b/grammars/json_arr.gbnf
index ef53e77a0..fd5740eeb 100644
--- a/grammars/json_arr.gbnf
+++ b/grammars/json_arr.gbnf
@@ -24,7 +24,7 @@ array  ::=
 
 string ::=
   "\"" (
-    [^"\\] |
+    [^"\\\n] |
     "\\" (["\\/bfnrt] | "u" [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F] [0-9a-fA-F]) # escapes
   )* "\"" ws