Worked on parsing

src/dance_info.rs

@@ -45,14 +45,14 @@ impl TryFrom<&str> for DanceRole {
     }
 }
 
-#[derive(serde::Deserialize, Debug, PartialEq, Eq, PartialOrd, Ord)]
+#[derive(serde::Deserialize, Debug, PartialEq, Eq, PartialOrd, Ord, Clone, Copy)]
 pub enum DanceRank {
     Newcomer,
     Novice,
     Intermediate,
     #[serde(rename = "Advance")]
     Advanced,
-    #[serde(rename = "All Star")]
+    #[serde(rename = "All Star", alias = "All-Stars")]
     AllStars,
     Champions,
 }
@@ -70,33 +70,6 @@ impl DanceRank {
     }
 }
 
-#[derive(Debug)]
-pub struct ParseDanceRankError;
-
-impl fmt::Display for ParseDanceRankError {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "failed to parse DanceRank")
-    }
-}
-
-impl std::error::Error for ParseDanceRankError {}
-
-impl std::str::FromStr for DanceRank {
-    type Err = ParseDanceRankError;
-
-    fn from_str(s: &str) -> Result<Self, Self::Err> {
-        match s {
-            "Newcomer" => Ok(Self::Newcomer),
-            "Novice" => Ok(Self::Novice),
-            "Intermediate" => Ok(Self::Intermediate),
-            "Advanced" => Ok(Self::Advanced),
-            "All-Stars" => Ok(Self::AllStars),
-            "Champions" => Ok(Self::Champions),
-            _ => Err(ParseDanceRankError),
-        }
-    }
-}
-
 #[derive(Debug)]
 pub struct CompState {
     pub rank: DanceRank,