skip parsed line if invalid mode

src/parse/error.rs

@@ -15,8 +15,6 @@ pub enum ParseError {
     InvalidCurvePoints,
     /// Expected a decimal number, got something else.
     InvalidDecimalNumber,
-    /// Failed to parse game mode.
-    InvalidMode,
     /// Failed to recognized specified type for hitobjects.
     UnknownHitObjectKind,
 }
@@ -30,7 +28,6 @@ impl fmt::Display for ParseError {
             }
             Self::InvalidCurvePoints => f.write_str("invalid curve point"),
             Self::InvalidDecimalNumber => f.write_str("invalid float number"),
-            Self::InvalidMode => f.write_str("invalid mode"),
             Self::UnknownHitObjectKind => f.write_str("unsupported hitobject kind"),
         }
     }
@@ -43,7 +40,6 @@ impl StdError for ParseError {
             Self::IncorrectFileHeader => None,
             Self::InvalidCurvePoints => None,
             Self::InvalidDecimalNumber => None,
-            Self::InvalidMode => None,
             Self::UnknownHitObjectKind => None,
         }
     }

src/parse/mod.rs

@@ -126,7 +126,7 @@ macro_rules! parse_general_body {
                     "1" => Some(GameMode::Taiko),
                     "2" => Some(GameMode::Catch),
                     "3" => Some(GameMode::Mania),
-                    _ => return Err(ParseError::InvalidMode),
+                    _ => continue,
                 };
             }