code: function routesCode (pages) {
    function genRoute ({
      path: pagePath,
      key: componentName,
      frontmatter: {
        layout
      },
      regularPath,
      _meta
    }) {
      let code = `
    {
      name: ${JSON.stringify(componentName)},
      path: ${JSON.stringify(pagePath)},
      component: GlobalLayout,
      beforeEnter: (to, from, next) => {
        ensureAsyncComponentsLoaded(${JSON.stringify(layout || 'Layout')}, ${JSON.stringify(componentName)}).then(next)
      },${_meta ? `\n    meta: ${JSON.stringify(_meta)}` : ''}
    }`
  
      const dncodedPath = decodeURIComponent(pagePath)
      if (dncodedPath !== pagePath) {
        code += `,
    {
      path: ${JSON.stringify(dncodedPath)},
      redirect: ${JSON.stringify(pagePath)}
    }`
      }
  
      if (/\/$/.test(pagePath)) {
        code += `,
    {
      path: ${JSON.stringify(pagePath + 'index.html')},
      redirect: ${JSON.stringify(pagePath)}
    }`
      }
  
      if (regularPath !== pagePath) {
        code += `,
    {
      path: ${JSON.stringify(regularPath)},
      redirect: ${JSON.stringify(pagePath)}
    }`
      }
  
      return code
    }
  
    const notFoundRoute = `,
    {
      path: '*',
      component: GlobalLayout
    }`
  
    return (
      `export const routes = [${pages.map(genRoute).join(',')}${notFoundRoute}\n]`
    )
  }
docs: Get Vue routes code.
  @param {array} pages
  @returns {string}