Ensure feature levels are the same in apack.info and package.json.

.husky/pre-commit

 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
 
-pretty-quick --staged && jsdoc src-electron src-shared -r -d ./generated-html/ && eslint --ext .js,.vue src src-electron src-shared src-script test
+pretty-quick --staged && src-script/featurelevel-check.js && jsdoc src-electron src-shared -r -d ./generated-html/ && eslint --ext .js,.vue src src-electron src-shared src-script test

src-script/featurelevel-check.js

+#!/usr/bin/env node
+/**
+ *
+ *    Copyright (c) 2020 Silicon Labs
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+const path = require('path')
+const fs = require('fs')
+
+let packageJson = path.join(__dirname, '../package.json')
+let featureLevelInPackageJson = JSON.parse(fs.readFileSync(packageJson))
+  .featureLevel
+
+let apackInfo = path.join(__dirname, '../apack.info')
+let data = fs.readFileSync(apackInfo).toString()
+const lookFor = 'featureLevel='
+let i = data.indexOf(lookFor)
+let j = data.indexOf('\n', i + lookFor.length)
+let slice = data.slice(i + lookFor.length, j)
+let featureLevelInApackInfo = parseInt(slice)
+
+if (featureLevelInApackInfo != featureLevelInPackageJson) {
+  console.log(
+    `⛔ Feature level missmatch: ${featureLevelInApackInfo} in apack.info vs ${featureLevelInPackageJson} in package.json. Please make sure both apack.info and package.json have the same feature level.`
+  )
+  process.exit(1)
+} else {
+  console.log(`😎 Feature level check: ${featureLevelInApackInfo}`)
+  process.exit(0)
+}