parsing record access and update

src/ast.ts

@@ -158,6 +158,13 @@ export function prettyPrint(ast: AST, indent = 0): string {
             const params = ast.params.join(', ')
             return `${i}(${params}) => ${prettyPrint(ast.body)}`
 
+        case 'record-access':
+            return `${i}${prettyPrint(ast.record)}.${ast.field}`
+
+        case 'record-update':
+            const updates = Object.entries(ast.updates).map(([k, v]) => `${k} = ${prettyPrint(v, 0)}`).join(', ');
+            return `${i}${prettyPrint(ast.record)} { ${updates} }`
+
         default:
             return `${i}${ast.kind}`
     }