[fine] WIP: Classes

fine/tests/expression/class.fine

@@ -0,0 +1,13 @@
+class Point {
+  x: f64;
+  y: f64;
+}
+
+fun test() -> f64 {
+  let pt = new Point { x: 7, y: 23 };
+  let z = pt.x;
+  z
+}
+
+// @ignore
+// @no-errors

fine/tests/expression/lists.fine

@@ -1,10 +1,14 @@
 fun sum(x: list<f64>) -> f64 {
-  75 // lol
+  let result = 0;
+  for v in x {
+    result = result + v;
+  }
+  result
 }
 
-fun test() {
+fun test() -> f64 {
   let val = [1, 2, 3];
-  sum(val);
+  sum(val)
 }
 
 // @no-errors