added ray.rs

features/src/lib.rs

@@ -7,6 +7,7 @@ pub mod color;
 pub mod canvas;
 pub mod matrix;
 pub mod transformations;
+pub mod ray;
 
 #[macro_export]
 macro_rules! num_traits_cast {

features/src/ray.rs

@@ -0,0 +1,11 @@
+use crate::structs::Tuple;
+
+
+#[cfg(test)]
+mod tests {
+
+    #[test]
+    pub fn time_to_work() {
+        assert_eq!(true, true);
+    }
+}