fixed contract break with conditionUtils and checkCodeInVs function

Author: Dtphelan1

src/helpers/valueSetUtils.js

@@ -43,7 +43,6 @@ function loadVs(absoluteFilepath, typeOfVS) {
  * @return {boolean} true if condition is in valueSet's compose block or expansion block
  */
 const checkCodeInVs = (code, valueSetFilePath, typeOfVS = vsTypes.json) => {
-  if (_.isUndefined(code)) throw Error('checkCodeInVs received a code of undefined');
   const valueSet = loadVs(valueSetFilePath, typeOfVS);
   let inVSExpansion = false;
   let inVSCompose = false;

test/helpers/valueSetUtils.test.js

@@ -55,8 +55,10 @@ describe('valueSetUtils', () => {
     test('Should throw when not provided a vs', () => {
       expect(() => checkCodeInVs(includesCode, undefined)).toThrow();
     });
-    test('Should throw when not provided a code', () => {
-      expect(() => checkCodeInVs(undefined, vsPath)).toThrow();
+    test('Should return false when not provided a code', () => {
+      // Note: This was the expected behavior of codesystem lookups before this separate module was created;
+      // could be an opportunity for refactoring in the future, but not feasible to check now.
+      expect(checkCodeInVs(undefined, vsPath)).toBeFalsy();
     });
     test('Should return true if the code is in the VS includes', () => {
       expect(checkCodeInVs(includesCode, vsPath, vsTypes.json)).toBeTruthy();