exit module

src/exit.rs

@@ -0,0 +1,41 @@
+use crate::Position;
+
+#[derive(Debug, Eq, PartialEq)]
+pub struct Exit {
+    /// destination
+    pub(crate) room: String,  /// id
+    pub(crate) position: Position,
+}
+
+impl From<String> for Exit {
+    fn from(string: String) -> Exit {
+        // e.g. "4 3,3"
+        let room_position: Vec<&str> = string.split(' ').collect();
+        let room = room_position[0].to_string();
+        let position = Position::from(room_position[1].to_string());
+
+        Exit { room, position }
+    }
+}
+
+impl ToString for Exit {
+    fn to_string(&self) -> String {
+        format!("{} {}", self.room, self.position.to_string())
+    }
+}
+
+#[test]
+fn test_exit_from_string() {
+    assert_eq!(
+        Exit::from("a 12,13".to_string()),
+        Exit { room: "a".to_string(), position: Position { x: 12, y: 13 } }
+    );
+}
+
+#[test]
+fn test_exit_to_string() {
+    assert_eq!(
+        Exit { room: "8".to_string(), position: Position { x: 5, y: 6 } }.to_string(),
+        "8 5,6".to_string()
+    );
+}