in midst of refactor

orchid-std/src/lib.rs

@@ -0,0 +1,12 @@
+pub fn add(left: usize, right: usize) -> usize { left + right }
+
+#[cfg(test)]
+mod tests {
+  use super::*;
+
+  #[test]
+  fn it_works() {
+    let result = add(2, 2);
+    assert_eq!(result, 4);
+  }
+}