init monster code

src/ship/mod.rs

@@ -3,3 +3,4 @@ pub mod location;
 pub mod character;
 pub mod room;
 pub mod items;
+pub mod monster;

src/ship/monster.rs

@@ -0,0 +1,48 @@
+use std::convert::TryFrom;
+
+
+#[derive(Debug)]
+pub enum MonsterParseError {
+    UnknownMonster(String),
+}
+
+
+#[derive(Debug, Copy, Clone)]
+pub enum MonsterType {
+    Booma,
+    Gobooma,
+    Gigobooma,
+    RagRappy,
+    AlRappy,
+    BarbarousWolf,
+    SavageWolf,
+    Hildebear,
+    Hildeblue,
+    Monest,
+    Mothmant,
+
+    EvilShark,
+    PalShark,
+    GuilShark,
+    // etc...
+    
+}
+
+
+impl TryFrom<&str> for MonsterType {
+    type Error = MonsterParseError;
+
+    fn try_from(monster: &str) -> Result<MonsterType, MonsterParseError> {
+        match monster {
+            "Booma" | "Bartle" => Ok(MonsterType::Booma),
+            "Gobooma" | "Barble" => Ok(MonsterType::Gobooma),
+            "Gigobooma" | "Tollaw" => Ok(MonsterType::Gigobooma),
+            // etc...
+            _ => Err(MonsterParseError::UnknownMonster(monster.to_owned()))
+        }
+    }
+
+
+
+    
+}