feat: Separate convert into from and to

src/lib.rs

@@ -230,18 +230,27 @@ impl Tooth {
         quadrant.to_owned() + &number
     }
 
-    pub fn convert(from: &NotationKind, to: &NotationKind, value: &str) -> Result<String, String> {
-        let tooth_result = match from {
+    pub fn from(value: &str, from: &NotationKind) -> Result<Self, String> {
+        match from {
             NotationKind::Iso => Tooth::from_iso(value),
             NotationKind::Uns => Tooth::from_uns(value),
             NotationKind::Alphanumeric => Tooth::from_alphanumeric(value),
-        };
+        }
+    }
+    pub fn to(&self, to: &NotationKind) -> String {
+        match to {
+            NotationKind::Iso => self.to_iso(),
+            NotationKind::Uns => self.to_uns(),
+            NotationKind::Alphanumeric => self.to_alphanumeric(),
+        }
+    }
+
+    #[deprecated(since = "1.0.0", note = "Use 'to' and 'from' directly")]
+    pub fn convert(from: &NotationKind, to: &NotationKind, value: &str) -> Result<String, String> {
+        let tooth_result = Tooth::from(value, from);
+
         match tooth_result {
-            Ok(tooth) => match to {
-                NotationKind::Iso => Ok(tooth.to_iso()),
-                NotationKind::Uns => Ok(tooth.to_uns()),
-                NotationKind::Alphanumeric => Ok(tooth.to_alphanumeric()),
-            },
+            Ok(tooth) => Ok(tooth.to(to)),
             Err(err) => Err(err),
         }
     }