style(lint): enabling strict rule

.eslintrc.js

@@ -27,7 +27,6 @@ module.exports = {
     'no-console': 'off',
     'one-var': 'off',
     'padded-blocks': 'off',
-    'strict': 'off',
     'max-len': 'off',
     'init-declarations': 'off',
     'func-names': 'off',

commitlint.config.js

@@ -1,3 +1,5 @@
+'use strict';
+
 module.exports = {
   'extends': ['@commitlint/config-conventional']
 };

index.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const lib = require('./lib');
 exports = lib;
 module.exports = lib;

lib/Listener.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const debug = require('debug');
 
 function Listener (type, stage, func, plugin) {

lib/Plugin.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const debug = require('debug')('dynamoose:plugin');
 const Listener = require('./Listener');
 

lib/VirtualType.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const debug = require('debug')('dynamoose:virtualtype');
 
 /**

lib/reserved-keywords.js

@@ -1,3 +1,5 @@
+'use strict';
+
 // @see https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/ReservedWords.html
 
 const RESERVED_KEYWORDS_LIST = [

release.config.js

@@ -1,3 +1,5 @@
+'use strict';
+
 module.exports = {
   'plugins': ['@semantic-release/commit-analyzer', '@semantic-release/release-notes-generator', ['@semantic-release/changelog', {'changelogTitle': '# Dynamoose Changelog'}], '@semantic-release/npm', '@semantic-release/git']
 };

test/setup.js

@@ -1,3 +1,5 @@
+'use strict';
+
 const DynamoDbLocal = require('dynamodb-local');
 const DYNAMO_DB_PORT = 8000;