Add mode::parser::parse_all method

src/mode/parser.rs

@@ -237,6 +237,13 @@ impl Parser {
         self.reset();
         Ok(self.mode)
     }
+
+    pub fn parse_all(&mut self, value: &str) -> Result<u32, ParseError> {
+        for seg in value.split(',') {
+            self.parse(seg);
+        }
+        Ok(self.mode())
+    }
 }
 
 #[cfg(test)]