From 40d789c9cdcd6ad03c2c9da2c81a4168a916872c Mon Sep 17 00:00:00 2001
From: Utkarsh Gupta <utkarshgupta137@gmail.com>
Date: Wed, 7 Oct 2026 13:58:01 +0100
Subject: [PATCH] Reject dashed byte string literals

---
 engine/src/rhs_types/bytes.rs | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/engine/src/rhs_types/bytes.rs b/engine/src/rhs_types/bytes.rs
index a83b8f18..2aa429c4 100644
--- a/engine/src/rhs_types/bytes.rs
+++ b/engine/src/rhs_types/bytes.rs
@@ -177,7 +177,6 @@ fn write_char(vec: &mut Vec<u8>, c: char) {
 #[derive(Debug, PartialEq, Eq, Clone, Copy, Hash, Serialize)]
 enum ByteSeparator {
     Colon,
-    Dash,
 }
 
 impl Lex<'_> for ByteSeparator {
@@ -185,7 +184,6 @@ impl Lex<'_> for ByteSeparator {
         let (sep, rest) = take(input, 1)?;
         match sep {
             ":" => Ok((ByteSeparator::Colon, rest)),
-            "-" => Ok((ByteSeparator::Dash, rest)),
             _ => Err((LexErrorKind::ExpectedName("byte separator"), sep)),
         }
     }
@@ -343,7 +341,7 @@ mod test {
     #[test]
     fn test() {
         assert_ok!(
-            BytesExpr::lex("01:2e:f3-77:12;"),
+            BytesExpr::lex("01:2e:f3:77:12;"),
             BytesExpr::from(vec![0x01, 0x2E, 0xF3, 0x77, 0x12]),
             ";"
         );
@@ -385,7 +383,7 @@ mod test {
         );
 
         assert_ok!(
-            BytesExpr::lex("01:2f-34"),
+            BytesExpr::lex("01:2f:34"),
             BytesExpr::from(vec![0x01, 0x2F, 0x34])
         );