changed check extended id vs standard id

as requested by #13 (review)
marcelbuesing · Feb 7, 2024 · 5d20fa8 · 5d20fa8
1 parent 04cf4f5
commit 5d20fa8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/parser.rs b/src/parser.rs
@@ -689,7 +689,7 @@ fn byte_order(s: &str) -> IResult<&str, ByteOrder> {
 fn message_id(s: &str) -> IResult<&str, MessageId> {
     let (s, parsed_value) = complete::u32(s)?;
 
-    if parsed_value > u16::MAX as u32 {
+    if parsed_value & (1 << 31) != 0 {
         let extended_value = parsed_value & u32::from(u16::MAX);
         Ok((s, MessageId::Extended(extended_value & 0x1FFFFFFF)))
     } else {