mes-ui-d2/src/layout/header-aside/components/libs/util.menu.js

// 创建 el-menu-item
export function elMenuItem (createElement, menu) {
  return createElement('el-menu-item', { props: { index: menu.path } }, [
    ...menu.icon ? [
      createElement('i', { attrs: { class: `fa fa-${menu.icon}` } })
    ] : [],
    ...menu.icon === undefined & !menu.iconSvg ? [
      createElement('i', { attrs: { class: 'fa fa-file-o' } })
    ] : [],
    ...menu.iconSvg ? [
      createElement('d2-icon-svg', { props: { name: menu.iconSvg } })
    ] : [],
    createElement('span', { slot: 'title' }, menu.title || '未命名菜单')
  ])
}

// 创建 el-submenu
export function elSubmenu (createElement, menu) {
  return createElement('el-submenu', { props: { index: menu.path } }, [
    ...menu.icon ? [
      createElement('i', { slot: 'title', attrs: { class: `fa fa-${menu.icon}` } })
    ] : [],
    ...menu.icon === undefined & !menu.iconSvg ? [
      createElement('i', { slot: 'title', attrs: { class: 'fa fa-folder-o' } })
    ] : [],
    ...menu.iconSvg ? [
      createElement('d2-icon-svg', { slot: 'title', props: { name: menu.iconSvg } })
    ] : [],
    createElement('span', { slot: 'title' }, menu.title || '未命名菜单'),
    ...menu.children.map((child, childIndex) => (child.children === undefined ? elMenuItem : elSubmenu).call(this, createElement, child))
  ])
}