change fallback default Retrieve.codeComparator to 'in'

Author: dehall

examples/browser/cql4browsers.js

@@ -4943,8 +4943,8 @@ class Retrieve extends expression_1.Expression {
                 return this.equal(recordCodeValue, codes);
             default:
                 // if there's a terminology filter, there should always be a comparator,
-                // but just in case, default to ~
-                return this.equivalent(recordCodeValue, codes);
+                // but just in case, default to "in"
+                return this.in(recordCodeValue, codes);
         }
     }
     in(lhs, rhs) {

src/elm/external.ts

@@ -107,8 +107,8 @@ export class Retrieve extends Expression {
 
       default:
         // if there's a terminology filter, there should always be a comparator,
-        // but just in case, default to ~
-        return this.equivalent(recordCodeValue, codes);
+        // but just in case, default to "in"
+        return this.in(recordCodeValue, codes);
     }
   }