Batch introduction of vue instructions

like components , create a directives folder in the project directory to store instruction files;
an instruction is a file, and the introduction of main.js files can achieve global introduction;
although many cases are introduced on demand, but want to know how to batch global introduction?

Javascript
Mar.23,2021

batch global import instructions, which can be registered through forEach traversing Vue.directive 

import * as directives from './directives'
// 
Object.keys(directives).forEach(k => Vue.directive(k, directives[k]))

this article can help you understand global instruction wrapper
https://codeshelper.com/a/11.

import Vue from 'vue'

// https://webpack.js.org/guides/dependency-management/-sharprequire-context
const requireDirective = require.context(
  // 
  './directives',
  // 
  false,
  // js
  /.+\.js$/
)

// 
requireDirective.keys().forEach(fileName => {
  // 
  const directiveConfig = requireDirective(fileName)

  const directiveName = fileName
        //  './'
        .replace(/^\.\//, '')
        // 
        .replace(/\.\w+$/, '');
 
  // , 
  Vue.directive(directiveName, directiveConfig.default || directiveConfig)
})

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