Refactor tiles to objects to be re-used

pkg/objects/objects.go

@@ -0,0 +1,37 @@
+package objects
+
+const (
+	Empty     = byte(' ')
+	Rover     = byte('R')
+	SmallRock = byte('o')
+	LargeRock = byte('O')
+)
+
+// Check if an object is a blocking object
+func IsBlocking(object byte) bool {
+	var blocking = [...]byte{
+		Rover,
+		LargeRock,
+	}
+
+	for _, t := range blocking {
+		if object == t {
+			return true
+		}
+	}
+	return false
+}
+
+// Check if an object is stashable
+func IsStashable(object byte) bool {
+	var stashable = [...]byte{
+		SmallRock,
+	}
+
+	for _, t := range stashable {
+		if object == t {
+			return true
+		}
+	}
+	return false
+}