use recursive to traverse directories, with maxDep =3

Author: alexvuong

.eslintrc.json

@@ -19,7 +19,7 @@
     "max-lines": [
       "error",
       {
-        "max": 700
+        "max": 500
       }
     ],
     "@typescript-eslint/naming-convention": [

src/diff/diffCommand.test.ts

@@ -23,8 +23,6 @@ import { CategorizedChange } from "./changes/categorizedChange";
 import { RuleCategory } from "./ruleCategory";
 import * as oasDiff from "./oasDiff";
 
-import proxyquire from "proxyquire";
-
 chai.use(chaiFs);
 
 const nodeChanges = new NodeChanges("test-id", ["test:type"]);