Add lodash cloneDeep to add support for arrays in input-output-logger…

… and unit test with the case.

packages/input-output-logger/__tests__/index.js

@@ -49,5 +49,23 @@ describe('📦 Middleware Input Output Logger', () => {
       expect(logger).toHaveBeenCalledWith({ event: { foo: 'bar', fuu: 'baz' } })
       expect(logger).toHaveBeenCalledWith({ response: 'yo' })
     })
+
+    test('Skipped parts should be present in the response', async () => {
+      const logger = jest.fn()
+
+      const handler = middy((event, context, cb) => {
+        cb(null, { foo: [{ foo: 'bar', fuu: 'baz' }] })
+      })
+
+      handler
+        .use(inputOutputLogger({ logger, omitPaths: ['event.zooloo', 'event.foo.hoo', 'response.foo[0].foo'] }))
+
+      const response = await invoke(handler, { foo: 'bar', fuu: 'baz' })
+
+      expect(logger).toHaveBeenCalledWith({ event: { foo: 'bar', fuu: 'baz' } })
+      expect(logger).toHaveBeenCalledWith({ response: { foo: [{ fuu: 'baz' }] } })
+
+      expect(response).toMatchObject({ foo: [{ foo: 'bar', fuu: 'baz' }] })
+    })
   })
 })

packages/input-output-logger/index.js

@@ -1,4 +1,5 @@
 const omit = require('lodash/omit')
+const cloneDeep = require('lodash/cloneDeep')
 
 module.exports = (opts) => {
   const defaults = {
@@ -9,7 +10,8 @@ module.exports = (opts) => {
   const { logger, omitPaths } = Object.assign({}, defaults, opts)
 
   const omitAndLog = message => {
-    const redactedMessage = omit(message, omitPaths)
+    const messageClone = cloneDeep(message)
+    const redactedMessage = omit(messageClone, omitPaths)
     logger(redactedMessage)
   }