import reflect-metadata once

wax-prosemirror-core/src/Application.js

 import { Container } from 'inversify';
-import 'reflect-metadata';
 import deepmerge from 'deepmerge';
 import Config from './config/Config';
 import defaultConfig from './config/defaultConfig';
 import PmPlugins from './PmPlugins';
+import 'reflect-metadata';
 
 export default class Application {
   constructor(container) {

wax-prosemirror-core/src/config/defaultServices/SchemaService/ParseRule.js

@@ -6,6 +6,7 @@ export default class ParseRule {
   style = null;
   exporter = null;
   defaultMiddleware = (hook, next) => {
+    // eslint-disable-next-line no-param-reassign
     hook = {};
     next();
   };

wax-prosemirror-core/src/utilities/lib/ToolGroup.js

@@ -5,7 +5,6 @@ import { v4 as uuidv4 } from 'uuid';
 import { isEmpty } from 'lodash';
 import ToolGroups from '../../components/ToolGroups';
 import ToolGroupComponent from '../../components/ToolGroupComponent';
-import 'reflect-metadata';
 
 @injectable()
 class ToolGroup {