feat(arrived at types)

src/types.rs

@@ -0,0 +1,20 @@
+pub fn types_module() {
+    // casting with as: types can be casted as long as the types overlap.
+    let decimal = 65.4321;
+    let integer: u8 = decimal as u8;
+
+    println!("The decimal {} is casted to the u8 {}", decimal, integer);
+
+    // dangerous carting can be done with some methods
+    unsafe {
+        println!(
+            "f32 -100.0 as u8 is : {}",
+            (-100.0_f32).to_int_unchecked::<u8>()
+        );
+    }
+
+    // type alias are also a thing
+    type Inch = u64;
+    let inch: Inch = 5;
+    println!("using type aliases {}", inch);
+}