{
  "version": 3,
  "sources": ["node_modules/imba/src/imba/dom/keyed-list.imba"],
  "sourcesContent": ["import {createComment} from './core'\nimport {Fragment} from './fragment'\n\nclass KeyedTagFragment < Fragment\n\t\n\tdef constructor f, parent\n\t\tsuper\n\t\t#domFlags = f\n\t\t#parent = parent\n\t\tchanges = new Map\n\t\tdirty = no\n\t\tarray = childNodes\n\t\tself.$ = {}\n\n\t\t# if !(f & $TAG_FIRST_CHILD$)\n\t\t# \t#start = createComment('start')\n\t\t# \t# parent.#appendChild(#start) if parent\n\n\t\tif !(f & $TAG_LAST_CHILD$)\n\t\t\t#end = createComment('map')\n\t\t\t# #end.node = self\n\t\t\t# parent.#appendChild(#end) if parent\n\t\t\t\n\t\tif parent\n\t\t\tparent.#appendChild(self)\n\n\n\tdef #appendChild item\n\t\tif parentNode\n\t\t\tparentNode.#insertChild(item,#end)\n\t\n\tdef hasChildNodes\n\t\treturn false if childNodes.length == 0\n\t\treturn true\n\t\t\n\tdef push item, idx\n\t\t# on first iteration we can merely run through\n\t\tunless #domFlags & $TAG_INITED$\n\t\t\t\n\t\t\tself.array.push(item)\n\t\t\tself.#appendChild(item)\n\t\t\treturn\n\n\t\tlet toReplace = self.array[idx]\n\n\t\tif toReplace === item\n\t\t\tyes\n\t\telse\n\t\t\tself.dirty = yes\n\t\t\t# if this is a new item\n\t\t\tlet prevIndex = self.array.indexOf(item)\n\t\t\tlet changed = self.changes.get(item)\n\n\t\t\tif prevIndex === -1\n\t\t\t\t# should we mark the one currently in slot as removed?\n\t\t\t\tself.array.splice(idx,0,item)\n\t\t\t\tself.insertChild(item,idx,prevIndex)\n\n\t\t\telif prevIndex === idx + 1\n\t\t\t\tif toReplace\n\t\t\t\t\tself.changes.set(toReplace,-1)\n\t\t\t\tself.array.splice(idx,1)\n\n\t\t\telse\n\t\t\t\tself.array.splice(prevIndex,1) if prevIndex >= 0\n\t\t\t\tself.array.splice(idx,0,item)\n\t\t\t\tself.moveChild(item,idx,prevIndex)\n\n\t\t\tif changed == -1\n\t\t\t\tself.changes.delete(item)\n\t\treturn\n\n\tdef insertChild item, index, prevIndex\n\t\tlet par = parentNode\n\t\treturn unless par\n\t\t\n\t\t# console.log 'insertChild',item,index\n\t\t# log 'insertBefore',index,item,parentNode\n\t\tif index > 0\n\t\t\tlet other = self.array[index - 1]\n\t\t\t# will fail with text nodes\n\t\t\tpar.#insertChild(item,other.nextSibling)\n\t\telse\n\t\t\tpar.#insertChild(item,childNodes[index + 1] or #end)\n\t\treturn\n\t\t\n\tdef moveChild item, index, prevIndex\n\t\tinsertChild(item,index, prevIndex)\n\n\tdef removeChild item, index\n\t\t# self.map.delete(item)\n\t\t# what if this is a fragment or virtual node?\n\t\tif item.parentNode\n\t\t\t# log 'removeChild',item,item.parentNode\n\t\t\titem.#removeFrom(item.parentNode)\n\n\t\t\t# #parent.removeChild(item)\n\t\treturn\n\t\t\n\tdef #insertChild node,relnode\n\t\treturn\n\t\t\n\t# def #appendChild\n\t#\treturn\n\n\tdef #replaceWith rel, parent\n\t\t# console.log 'can replace now?',rel,parent,#end,#end..parentNode\n\t\tlet res = rel.#insertInto(parent,#end)\n\t\t#removeFrom(parent)\n\t\treturn res\n\t\t\n\tdef #insertInto parent, before\n\t\t# log 'insertInto',parent,before\n\t\t#parent = parent\n\t\tlet prev = parentNode\n\t\tif parent != prev\n\t\t\tparentNode = parent\n\t\t\t# #start.#insertInto(parent,before) if #start\n\t\t\tfor item,i in self.array\n\t\t\t\titem.#insertInto(parent,before)\n\t\t\t\n\t\t\tif #end\n\t\t\t\t#end.#insertInto(parent,before)\n\t\t\t# attachNodes!\n\t\tself\n\t\n\tdef #removeFrom parent\n\t\t# log '#removeFrom!',parent\n\n\t\tfor item in self.array\n\t\t\tparent.#removeChild(item)\n\t\tparent.#removeChild(#end) if #end\n\t\t# parent.#removeChild(#start) if #start\n\t\tparentNode = null\n\n\tdef #afterVisit index\n\t\tunless #domFlags & $TAG_INITED$\n\t\t\t#domFlags |= $TAG_INITED$\n\t\t\t# what if parent was not even set yet?\n\t\t\treturn\n\n\t\tif self.dirty\n\t\t\t# console.log 'was dirty!',array,self.changes\n\n\t\t\tself.changes.forEach do(pos,item)\n\t\t\t\tif pos == -1\n\t\t\t\t\tself.removeChild(item)\n\t\t\tself.changes.clear()\n\t\t\tself.dirty = no\n\n\t\t# there are some items we should remove now\n\t\tif self.array.length > index\n\t\t\t\n\t\t\t# remove the children below\n\t\t\twhile self.array.length > index\n\t\t\t\tlet item = self.array.pop()\n\t\t\t\tself.removeChild(item)\n\t\treturn\n\nexport def createKeyedList bitflags, parent\n\treturn new KeyedTagFragment(bitflags,parent)\n\t"],
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