Got nested field access working efficiently. Will clean up code soon.

examples/sample/src/sample.ak

@@ -1,10 +1,22 @@
+
+pub type Signer {
+    hash: Int
+}
+
+
 pub type ScriptContext {
-    thing: ByteArray
+    signer: Signer
+}
+
+pub type Redeem {
+  Buy
+  Sell
 }
 
 pub type Datum {
-    something: ScriptContext, 
-    fin: Int  
+    fin: Int,
+    sc: ScriptContext,  
+    rdmr: Redeem,
 }
 
 pub fn eqInt(a: Int, b: Int) {

examples/sample/src/scripts/swap.ak

@@ -11,8 +11,9 @@ pub type Redeemer {
 pub fn spend(datum: sample.Datum, rdmr: Redeemer, ctx: spend.ScriptContext) -> Bool {
 
   let y = 2
-  let x = 1
-  let a = datum.something.thing
-  let b = 2
-  b == 1
+  let x = datum.sc.signer
+  let a = datum.sc.signer.hash
+  let b = datum.rdmr
+  let c = 1
+  c == 1
 }