移除部分兼容处理;移除表单验证指令

src/directives/modern.js

@@ -8,13 +8,13 @@ import './text'
 import './css'
 import './expr'
 
-import './attr.modern'
+import './attr'
 import './html'
 import './if'
 import './on'
 import './for'
 
 import './class.hover.active'
-import './duplex/modern'
-import './rules'
-import './validate'
+import './duplex/index'
+// import './rules'
+// import './validate'

src/filters/array.js

@@ -1,10 +1,6 @@
 import { Anot, escapeRegExp } from '../seed/core'
 import { $$skipArray } from '../vmodel/reserved'
 
-/*
-https://github.com/hufyhang/orderBy/blob/master/index.js
-*/
-
 export function orderBy(array, by, decend) {
   var type = Anot.type(array)
   if (type !== 'array' && type !== 'object') throw 'orderBy只能处理对象或数组'
@@ -88,14 +84,7 @@ export function filterBy(array, search, ...args) {
   var target = isArray ? [] : {}
   __repeat(array, isArray, function(key) {
     var val = array[key]
-    if (
-      criteria.apply(
-        {
-          key: key
-        },
-        [val, key].concat(args)
-      )
-    ) {
+    if (criteria.apply({ key }, [val, key].concat(args))) {
       if (isArray) {
         target.push(val)
       } else {
@@ -121,7 +110,9 @@ export function selectBy(data, array, defaults) {
 
 export function limitBy(input, limit, begin) {
   var type = Anot.type(input)
-  if (type !== 'array' && type !== 'object') throw 'limitBy只能处理对象或数组'
+  if (type !== 'array' && type !== 'object') {
+    throw 'limitBy只能处理对象或数组'
+  }
   //必须是数值
   if (typeof limit !== 'number') {
     return input

src/renders/domRender.js

@@ -3,7 +3,7 @@ import { fromDOM } from '../vtree/fromDOM'
 import { fromString } from '../vtree/fromString'
 
 import { VFragment } from '../vdom/VFragment'
-import { Directive } from './Directive'
+import { Directive } from './directive'
 
 import { orphanTag } from '../vtree/orphanTag'
 import { parseAttributes, eventMap } from '../parser/attributes'
@@ -11,6 +11,8 @@ import { parseInterpolate } from '../parser/interpolate'
 
 import { startWith, groupTree, dumpTree, getRange } from './share'
 
+var viewID
+
 /**
  * 生成一个渲染器,并作为它第一个遇到的ms-controller对应的VM的$render属性
  * @param {String|DOM} node
@@ -25,17 +27,18 @@ Anot.scan = function(node, vm, beforeReady) {
 /**
  * Anot.scan 的内部实现
  */
-function Render(node, vm, beforeReady) {
-  this.root = node //如果传入的字符串,确保只有一个标签作为根节点
-  this.vm = vm
-  this.beforeReady = beforeReady
-  this.bindings = [] //收集待加工的绑定属性
-  this.callbacks = []
-  this.directives = []
-  this.init()
-}
 
-Render.prototype = {
+class Render {
+  constructor(node, vm, beforeReady) {
+    this.root = node //如果传入的字符串,确保只有一个标签作为根节点
+    this.vm = vm
+    this.beforeReady = beforeReady
+    this.bindings = [] //收集待加工的绑定属性
+    this.callbacks = []
+    this.directives = []
+    this.init()
+  }
+
   /**
    * 开始扫描指定区域
    * 收集绑定属性
@@ -50,15 +53,13 @@ Render.prototype = {
     } else if (typeof this.root === 'string') {
       vnodes = fromString(this.root) //转换虚拟DOM
     } else {
-      return console.warn(
-        'Anot.scan first argument must element or HTML string'
-      )
+      return console.warn('Anot.scan()第1个参数,只能是节点对象或节点字符串')
     }
 
     this.root = vnodes[0]
     this.vnodes = vnodes
     this.scanChildren(vnodes, this.vm, true)
-  },
+  }
 
   scanChildren(children, scope, isRoot) {
     for (var i = 0; i < children.length; i++) {
@@ -81,7 +82,7 @@ Render.prototype = {
     if (isRoot) {
       this.complete()
     }
-  },
+  }
 
   /**
    * 从文本节点获取指令
@@ -99,7 +100,7 @@ Render.prototype = {
         }
       ])
     }
-  },
+  }
 
   /**
    * 从注释节点获取指令
@@ -112,7 +113,7 @@ Render.prototype = {
     if (startWith(vdom.nodeValue, 'ms-for:')) {
       this.getForBinding(vdom, scope, parentChildren)
     }
-  },
+  }
 
   /**
    * 从元素节点的nodeName与属性中获取指令
@@ -223,7 +224,7 @@ Render.prototype = {
     ) {
       this.scanChildren(children, scope, false)
     }
-  },
+  }
 
   /**
    * 将绑定属性转换为指令
@@ -245,7 +246,7 @@ Render.prototype = {
       fn()
     }
     this.optimizeDirectives()
-  },
+  }
 
   /**
    * 将收集到的绑定属性进行深加工,最后转换指令
@@ -276,7 +277,7 @@ Render.prototype = {
         this.directives.push(directive)
       }
     }
-  },
+  }
 
   /**
    * 修改指令的update与callback方法,让它们以后执行时更加高效
@@ -288,12 +289,13 @@ Render.prototype = {
       el.update = newUpdate
       el._isScheduled = false
     }
-  },
-  update: function() {
+  }
+
+  update() {
     for (var i = 0, el; (el = this.directives[i++]); ) {
       el.update()
     }
-  },
+  }
 
   /**
    * 销毁所有指令
@@ -308,7 +310,7 @@ Render.prototype = {
     for (let i in this) {
       if (i !== 'dispose') delete this[i]
     }
-  },
+  }
 
   /**
    * 将循环区域转换为for指令
@@ -341,7 +343,7 @@ Render.prototype = {
         parentChildren
       }
     ])
-  },
+  }
 
   /**
    * 在带ms-for元素节点旁添加两个注释节点,组成循环区域
@@ -370,7 +372,6 @@ Render.prototype = {
     this.getForBinding(begin, scope, parentChildren, props['data-for-rendered'])
   }
 }
-var viewID
 
 function newUpdate() {
   var oldVal = this.beforeUpdate()

src/seed/cache.js

@@ -8,104 +8,98 @@
  
  removed  <--  <--  <--  <--  <--  <--  <--  <--  <--  <--  <--  added 
  */
-export function Cache(maxLength) {
+
+export class Cache {
+  constructor(maxLength) {
     // 标识当前缓存数组的大小
     this.size = 0
-        // 标识缓存数组能达到的最大长度
+    // 标识缓存数组能达到的最大长度
     this.limit = maxLength
-        //  head（最不常用的项），tail（最常用的项）全部初始化为undefined
+    //  head（最不常用的项），tail（最常用的项）全部初始化为undefined
 
     this.head = this.tail = void 0
     this._keymap = {}
-}
+  }
 
-Cache.prototype = {
-
-    put(key, value) {
-        var entry = {
-            key: key,
-            value: value
-        }
-        this._keymap[key] = entry
-        if (this.tail) {
-            // 如果存在tail（缓存数组的长度不为0），将tail指向新的 entry
-            this.tail.newer = entry
-            entry.older = this.tail
-        } else {
-            // 如果缓存数组的长度为0，将head指向新的entry
-            this.head = entry
-        }
-        this.tail = entry
-            // 如果缓存数组达到上限，则先删除 head 指向的缓存对象
-            /* istanbul ignore if */
-        if (this.size === this.limit) {
-            this.shift()
-        } else {
-            this.size++
-        }
-        return value
-    },
-
-    shift() {
-        /* istanbul ignore next */
-        var entry = this.head
-            /* istanbul ignore if */
-        if (entry) {
-            // 删除 head ，并改变指向
-            this.head = this.head.newer
-                // 同步更新 _keymap 里面的属性值
-            this.head.older =
-                entry.newer =
-                entry.older =
-                this._keymap[entry.key] =
-                void 0
-            delete this._keymap[entry.key] //#1029
-                // 同步更新 缓存数组的长度
-            this.size--
-        }
-    },
-
-    get(key) {
-        var entry = this._keymap[key]
-            // 如果查找不到含有`key`这个属性的缓存对象
-        if (entry === void 0)
-            return
-            // 如果查找到的缓存对象已经是 tail (最近使用过的)
-            /* istanbul ignore if */
-        if (entry === this.tail) {
-            return entry.value
-        }
-        // HEAD--------------TAIL
-        //   <.older   .newer>
-        //  <--- add direction --
-        //   A  B  C  <D>  E
-        if (entry.newer) {
-            // 处理 newer 指向
-            if (entry === this.head) {
-                // 如果查找到的缓存对象是 head (最近最少使用过的)
-                // 则将 head 指向原 head 的 newer 所指向的缓存对象
-                this.head = entry.newer
-            }
-            // 将所查找的缓存对象的下一级的 older 指向所查找的缓存对象的older所指向的值
-            // 例如：A B C D E
-            // 如果查找到的是D，那么将E指向C，不再指向D
-            entry.newer.older = entry.older // C <-- E.
-        }
-        if (entry.older) {
-            // 处理 older 指向
-            // 如果查找到的是D，那么C指向E，不再指向D
-            entry.older.newer = entry.newer // C. --> E
-        }
-        // 处理所查找到的对象的 newer 以及 older 指向
-        entry.newer = void 0 // D --x
-            // older指向之前使用过的变量，即D指向E
-        entry.older = this.tail // D. --> E
-        if (this.tail) {
-            // 将E的newer指向D
-            this.tail.newer = entry // E. <-- D
-        }
-        // 改变 tail 为D 
-        this.tail = entry
-        return entry.value
+  put(key, value) {
+    var entry = { key, value }
+    this._keymap[key] = entry
+    if (this.tail) {
+      // 如果存在tail（缓存数组的长度不为0），将tail指向新的 entry
+      this.tail.newer = entry
+      entry.older = this.tail
+    } else {
+      // 如果缓存数组的长度为0，将head指向新的entry
+      this.head = entry
     }
-}
+    this.tail = entry
+    // 如果缓存数组达到上限，则先删除 head 指向的缓存对象
+    /* istanbul ignore if */
+    if (this.size === this.limit) {
+      this.shift()
+    } else {
+      this.size++
+    }
+    return value
+  }
+
+  shift() {
+    /* istanbul ignore next */
+    var entry = this.head
+    /* istanbul ignore if */
+    if (entry) {
+      // 删除 head ，并改变指向
+      this.head = this.head.newer
+      // 同步更新 _keymap 里面的属性值
+      this.head.older = entry.newer = entry.older = this._keymap[
+        entry.key
+      ] = void 0
+      delete this._keymap[entry.key] //#1029
+      // 同步更新 缓存数组的长度
+      this.size--
+    }
+  }
+
+  get(key) {
+    var entry = this._keymap[key]
+    // 如果查找不到含有`key`这个属性的缓存对象
+    if (entry === void 0) return
+    // 如果查找到的缓存对象已经是 tail (最近使用过的)
+    /* istanbul ignore if */
+    if (entry === this.tail) {
+      return entry.value
+    }
+    // HEAD--------------TAIL
+    //   <.older   .newer>
+    //  <--- add direction --
+    //   A  B  C  <D>  E
+    if (entry.newer) {
+      // 处理 newer 指向
+      if (entry === this.head) {
+        // 如果查找到的缓存对象是 head (最近最少使用过的)
+        // 则将 head 指向原 head 的 newer 所指向的缓存对象
+        this.head = entry.newer
+      }
+      // 将所查找的缓存对象的下一级的 older 指向所查找的缓存对象的older所指向的值
+      // 例如：A B C D E
+      // 如果查找到的是D，那么将E指向C，不再指向D
+      entry.newer.older = entry.older // C <-- E.
+    }
+    if (entry.older) {
+      // 处理 older 指向
+      // 如果查找到的是D，那么C指向E，不再指向D
+      entry.older.newer = entry.newer // C. --> E
+    }
+    // 处理所查找到的对象的 newer 以及 older 指向
+    entry.newer = void 0 // D --x
+    // older指向之前使用过的变量，即D指向E
+    entry.older = this.tail // D. --> E
+    if (this.tail) {
+      // 将E的newer指向D
+      this.tail.newer = entry // E. <-- D
+    }
+    // 改变 tail 为D
+    this.tail = entry
+    return entry.value
+  }
+}

src/seed/core.js

@@ -24,8 +24,8 @@ export function oneObject(array, val) {
   if (typeof array === 'string') {
     array = array.match(rword) || []
   }
-  var result = {},
-    value = val !== void 0 ? val : 1
+  var result = {}
+  var value = val !== void 0 ? val : 1
   for (var i = 0, n = array.length; i < n; i++) {
     result[array[i]] = value
   }
@@ -114,9 +114,10 @@ export var validators = {}
 export var cssHooks = {}
 
 window.Anot = Anot
+Anot.platform = platform
 
+/* istanbul ignore next  */
 export function createFragment() {
-  /* istanbul ignore next  */
   return document.createDocumentFragment()
 }
 

src/seed/lang.js

@@ -6,22 +6,20 @@ var rarraylike = /(Array|List|Collection|Map|Arguments|Set)\]$/
 
 // Anot.type
 var class2type = {}
-'Boolean Number String Function Array Date RegExp Object Error'.replace(
-  Anot.rword,
-  function(name) {
+'Boolean,Number,String,Function,Array,Date,RegExp,Object,Error,AsyncFunction,Promise,Generator,GeneratorFunction'
+  .split(',')
+  .forEach(function(name) {
     class2type['[object ' + name + ']'] = name.toLowerCase()
-  }
-)
+  })
 
 Anot.type = function(obj) {
-  //取得目标的类型
-  if (obj == null) {
-    return String(obj)
+  if (obj) {
+    // 早期的webkit内核浏览器实现了已废弃的ecma262v4标准，可以将正则字面量当作函数使用，因此typeof在判定正则时会返回function
+    return typeof obj === 'object' || typeof obj === 'function'
+      ? class2type[inspect.call(obj)] || 'object'
+      : typeof obj
   }
-  // 早期的webkit内核浏览器实现了已废弃的ecma262v4标准，可以将正则字面量当作函数使用，因此typeof在判定正则时会返回function
-  return typeof obj === 'object' || typeof obj === 'function'
-    ? class2type[inspect.call(obj)] || 'object'
-    : typeof obj
+  return String(obj)
 }
 
 Anot.isFunction = function(fn) {
@@ -123,8 +121,8 @@ export function isArrayLike(obj) {
 }
 
 Anot.each = function(obj, fn) {
+  //排除null, undefined
   if (obj) {
-    //排除null, undefined
     var i = 0
     if (isArrayLike(obj)) {
       for (var n = obj.length; i < n; i++) {

src/vmodel/Mutation.js

@@ -5,32 +5,34 @@ import {
   propagateChanged
 } from './transaction'
 import { Anot, platform } from '../seed/core'
+
 /**
 * 
  与Computed等共享UUID
 */
 export let obid = 1
-export function Mutation(expr, value, vm) {
-  //构造函数
-  this.expr = expr
-  if (value) {
-    var childVm = platform.createProxy(value, this)
-    if (childVm) {
-      value = childVm
-    }
-  }
-  this.value = value
-  this.vm = vm
-  try {
-    vm.$mutations[expr] = this
-  } catch (ignoreIE) {}
-  this.uuid = ++obid
-  this.updateVersion()
-  this.mapIDs = {}
-  this.observers = []
-}
 
-Mutation.prototype = {
+export class Mutation {
+  constructor(expr, value, vm) {
+    //构造函数
+    this.expr = expr
+    if (value) {
+      var childVm = platform.createProxy(value, this)
+      if (childVm) {
+        value = childVm
+      }
+    }
+    this.value = value
+    this.vm = vm
+    try {
+      vm.$mutations[expr] = this
+    } catch (ignoreIE) {}
+    this.uuid = ++obid
+    this.updateVersion()
+    this.mapIDs = {}
+    this.observers = []
+  }
+
   get() {
     if (Anot.trackingAction) {
       this.collect() //被收集
@@ -52,22 +54,7 @@ Mutation.prototype = {
       }
     }
     return this.value
-  },
-
-  collect() {
-    // Anot.track(name, '被收集')
-    reportObserved(this)
-  },
-
-  updateVersion() {
-    this.version = Math.random() + Math.random()
-  },
-
-  notify() {
-    transactionStart()
-    propagateChanged(this)
-    transactionEnd()
-  },
+  }
 
   set(newValue) {
     var oldValue = this.value
@@ -87,4 +74,18 @@ Mutation.prototype = {
       this.notify()
     }
   }
+  collect() {
+    // Anot.track(name, '被收集')
+    reportObserved(this)
+  }
+
+  updateVersion() {
+    this.version = Math.random() + Math.random()
+  }
+
+  notify() {
+    transactionStart()
+    propagateChanged(this)
+    transactionEnd()
+  }
 }

src/vtree/fromDOM.js

@@ -3,76 +3,76 @@ import { voidTag } from './voidTag'
 import { makeOrphan } from './makeOrphan'
 
 export function fromDOM(dom) {
-    return [from(dom)]
+  return [_from(dom)]
 }
 
-export function from(node) {
-    var type = node.nodeName.toLowerCase()
-    switch (type) {
-        case '#text':
-        case '#comment':
-            return {
-                nodeName: type,
-                dom: node,
-                nodeValue: node.nodeValue
-            }
-        default:
-            var props = markProps(node, node.attributes || [])
-            var vnode = {
-                nodeName: type,
-                dom: node,
-                isVoidTag: !!voidTag[type],
-                props: props
-            }
-            if(type === 'option'){
-                //即便你设置了option.selected = true,
-                //option.attributes也找不到selected属性
-               props.selected = node.selected
-            }
-            if (orphanTag[type] || type === 'option') {
-                makeOrphan(vnode, type, node.text || node.innerHTML)
-                if (node.childNodes.length === 1) {
-                    vnode.children[0].dom = node.firstChild
-                }
-            } else if (!vnode.isVoidTag) {
-                vnode.children = []
-                for (var i = 0, el; el = node.childNodes[i++];) {
-                    var child = from(el)
-                    if (/\S/.test(child.nodeValue)) {
-                        vnode.children.push(child)
-                    }
-                }
-            }
-            return vnode
-    }
+export function _from(node) {
+  var type = node.nodeName.toLowerCase()
+  switch (type) {
+    case '#text':
+    case '#comment':
+      return {
+        nodeName: type,
+        dom: node,
+        nodeValue: node.nodeValue
+      }
+    default:
+      var props = markProps(node, node.attributes || [])
+      var vnode = {
+        nodeName: type,
+        dom: node,
+        isVoidTag: !!voidTag[type],
+        props: props
+      }
+      if (type === 'option') {
+        //即便你设置了option.selected = true,
+        //option.attributes也找不到selected属性
+        props.selected = node.selected
+      }
+      if (orphanTag[type] || type === 'option') {
+        makeOrphan(vnode, type, node.text || node.innerHTML)
+        if (node.childNodes.length === 1) {
+          vnode.children[0].dom = node.firstChild
+        }
+      } else if (!vnode.isVoidTag) {
+        vnode.children = []
+        for (var i = 0, el; (el = node.childNodes[i++]); ) {
+          var child = _from(el)
+          if (/\S/.test(child.nodeValue)) {
+            vnode.children.push(child)
+          }
+        }
+      }
+      return vnode
+  }
 }
 
 var rformElement = /input|textarea|select/i
 
 function markProps(node, attrs) {
-    var ret = {}
-    for (var i = 0, n = attrs.length; i < n; i++) {
-        var attr = attrs[i]
-        if (attr.specified) {
-            //IE6-9不会将属性名变小写,比如它会将用户的contenteditable变成contentEditable
-            ret[attr.name.toLowerCase()] = attr.value
-        }
+  var ret = {}
+  for (var i = 0, n = attrs.length; i < n; i++) {
+    var attr = attrs[i]
+    if (attr.specified) {
+      //IE6-9不会将属性名变小写,比如它会将用户的contenteditable变成contentEditable
+      ret[attr.name.toLowerCase()] = attr.value
     }
-    if (rformElement.test(node.nodeName)) {
-        ret.type = node.type
-        var a = node.getAttributeNode('value')
-        if (a && /\S/.test(a.value)) { //IE6,7中无法取得checkbox,radio的value
-            ret.value = a.value
-        }
-
+  }
+  if (rformElement.test(node.nodeName)) {
+    ret.type = node.type
+    var a = node.getAttributeNode('value')
+    if (a && /\S/.test(a.value)) {
+      //IE6,7中无法取得checkbox,radio的value
+      ret.value = a.value
     }
-    var style = node.style.cssText
-    if (style) {
-        ret.style = style
-    }
-    //类名 = 去重(静态类名+动态类名+ hover类名? + active类名)
-    if (ret.type === 'select-one') {
-        ret.selectedIndex = node.selectedIndex
-    }
-    return ret
-}
+  }
+  var style = node.style.cssText
+  if (style) {
+    ret.style = style
+  }
+  //类名 = 去重(静态类名+动态类名+ hover类名? + active类名)
+  if (ret.type === 'select-one') {
+    ret.selectedIndex = node.selectedIndex
+  }
+  return ret
+}

src/vtree/orphanTag.js

@@ -1,8 +1,8 @@
 export var orphanTag = {
-    script: 1,
-    style: 1,
-    textarea: 1,
-    xmp: 1,
-    noscript: 1,
-    template: 1
-}
+  script: 1,
+  style: 1,
+  textarea: 1,
+  xmp: 1,
+  noscript: 1,
+  template: 1
+}

src/vtree/validateDOMNesting.js

@@ -1,5 +1,29 @@
 import { Anot, oneObject } from '../seed/core'
 
+var pNestChild = oneObject('div,ul,ol,dl,table,h1,h2,h3,h4,h5,h6,form,fieldset')
+var tNestChild = makeObject('tr,style,script')
+var nestObject = {
+  p: pNestChild,
+  select: makeObject('option,optgroup,#text'),
+  optgroup: makeObject('option,#text'),
+  option: makeObject('#text'),
+  tr: makeObject('th,td,style,script'),
+
+  tbody: tNestChild,
+  tfoot: tNestChild,
+  thead: tNestChild,
+  colgroup: makeObject('col'),
+  // table: oneObject('caption,colgroup,tbody,thead,tfoot,style,script,template,#document-fragment'),
+  head: makeObject(
+    'base,basefont,bgsound,link,style,script,meta,title,noscript,noframes'
+  ),
+  html: oneObject('head,body')
+}
+
+function makeObject(str) {
+  return oneObject(str + ',template,#document-fragment,#comment')
+}
+
 export function validateDOMNesting(parent, child) {
   var parentTag = parent.nodeName
   var tag = child.nodeName
@@ -8,16 +32,16 @@ export function validateDOMNesting(parent, child) {
     if (parentTag === 'p') {
       if (pNestChild[tag]) {
         console.warn(
-          'P element can not  add these childlren:\n' + Object.keys(pNestChild)
+          'P标签节点不允许以下类型的子节点:\n' + Object.keys(pNestChild)
         )
         return false
       }
     } else if (!parentChild[tag]) {
       console.warn(
         parentTag.toUpperCase() +
-          'element only add these children:\n' +
+          '标签节点只能增加以下子节点:\n' +
           Object.keys(parentChild) +
-          '\nbut you add ' +
+          '\n当前子节点为:' +
           tag.toUpperCase() +
           ' !!'
       )
@@ -26,38 +50,3 @@ export function validateDOMNesting(parent, child) {
   }
   return true
 }
-
-function makeObject(str) {
-  return oneObject(str + ',template,#document-fragment,#comment')
-}
-var pNestChild = oneObject('div,ul,ol,dl,table,h1,h2,h3,h4,h5,h6,form,fieldset')
-var tNestChild = makeObject('tr,style,script')
-var nestObject = {
-  p: pNestChild,
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-inselect
-  select: makeObject('option,optgroup,#text'),
-  optgroup: makeObject('option,#text'),
-  option: makeObject('#text'),
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-intd
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-incaption
-  // No special behavior since these rules fall back to "in body" mode for
-  // all except special table nodes which cause bad parsing behavior anyway.
-
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-intr
-  tr: makeObject('th,td,style,script'),
-
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-intbody
-  tbody: tNestChild,
-  tfoot: tNestChild,
-  thead: tNestChild,
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-incolgroup
-  colgroup: makeObject('col'),
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-intable
-  // table: oneObject('caption,colgroup,tbody,thead,tfoot,style,script,template,#document-fragment'),
-  // https://html.spec.whatwg.org/multipage/syntax.html#parsing-main-inhead
-  head: makeObject(
-    'base,basefont,bgsound,link,style,script,meta,title,noscript,noframes'
-  ),
-  // https://html.spec.whatwg.org/multipage/semantics.html#the-html-element
-  html: oneObject('head,body')
-}