add few plugins to babel parser

Author: asvetliakov

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jest-mock-external-components",
-  "version": "2.0.0",
+  "version": "2.0.1",
   "description": "Mock external React components with jest",
   "main": "build/index.js",
   "types": "build/index.d.ts",

src/get_mocks.ts

@@ -220,6 +220,8 @@ export function getMocks(code: string, type: "flow" | "typescript", alwaysMock:
                 type,
                 "asyncGenerators",
                 "classProperties",
+                "classPrivateProperties",
+                "classPrivateMethods",
                 ["decorators", { decoratorsBeforeExport: true }] as any,
                 "doExpressions",
                 "dynamicImport",
@@ -231,6 +233,8 @@ export function getMocks(code: string, type: "flow" | "typescript", alwaysMock:
                 "exportNamespaceFrom",
                 "importMeta",
                 "optionalCatchBinding",
+                "optionalChaining",
+                "nullishCoalescingOperator"
             ],
         });
         if (!ast) {