.config/coc/extensions/node_modules/coc-prettier/node_modules/domutils/lib/manipulation.js

   1 exports.removeElement = function(elem){
   2         if(elem.prev) elem.prev.next = elem.next;
   3         if(elem.next) elem.next.prev = elem.prev;
   4
   5         if(elem.parent){
   6                 var childs = elem.parent.children;
   7                 childs.splice(childs.lastIndexOf(elem), 1);
   8         }
   9 };
  10
  11 exports.replaceElement = function(elem, replacement){
  12         var prev = replacement.prev = elem.prev;
  13         if(prev){
  14                 prev.next = replacement;
  15         }
  16
  17         var next = replacement.next = elem.next;
  18         if(next){
  19                 next.prev = replacement;
  20         }
  21
  22         var parent = replacement.parent = elem.parent;
  23         if(parent){
  24                 var childs = parent.children;
  25                 childs[childs.lastIndexOf(elem)] = replacement;
  26         }
  27 };
  28
  29 exports.appendChild = function(elem, child){
  30         child.parent = elem;
  31
  32         if(elem.children.push(child) !== 1){
  33                 var sibling = elem.children[elem.children.length - 2];
  34                 sibling.next = child;
  35                 child.prev = sibling;
  36                 child.next = null;
  37         }
  38 };
  39
  40 exports.append = function(elem, next){
  41         var parent = elem.parent,
  42                 currNext = elem.next;
  43
  44         next.next = currNext;
  45         next.prev = elem;
  46         elem.next = next;
  47         next.parent = parent;
  48
  49         if(currNext){
  50                 currNext.prev = next;
  51                 if(parent){
  52                         var childs = parent.children;
  53                         childs.splice(childs.lastIndexOf(currNext), 0, next);
  54                 }
  55         } else if(parent){
  56                 parent.children.push(next);
  57         }
  58 };
  59
  60 exports.prepend = function(elem, prev){
  61         var parent = elem.parent;
  62         if(parent){
  63                 var childs = parent.children;
  64                 childs.splice(childs.lastIndexOf(elem), 0, prev);
  65         }
  66
  67         if(elem.prev){
  68                 elem.prev.next = prev;
  69         }
  70
  71         prev.parent = parent;
  72         prev.prev = elem.prev;
  73         prev.next = elem;
  74         elem.prev = prev;
  75 };
  76
  77