import THREE from 'THREE';

export function append(name) {
  name = selectionCreator(name);

  return this.select(function () {
    return name.apply(this, arguments);
  });
}

function selectionCreator(name) {
  var Func;

  if (typeof name === "function") {
    Func = name; // SEND ANY CONSTRUCTOR
  } else if (name === "mesh") {
    Func = THREE.Mesh;
  } else if (name === "line") {
    Func = THREE.Line;
  } else if (name === "object") {
    Func = THREE.Object3D;
  } else if (name === "g") {
    Func = THREE.Object3D;
  } else {
    throw new Error("Cannot append: " + name);
  }

  return function (data) {
    var node = new Func();
    node.__data__  = data;
    node.__tags__  = [];
    node.parentNode = this;
    this.add(node);
    return node;
  };
}

@@ -1,8 +1,93 @@
+// @flow weak%0A/* eslint no-use-before-define: %22off%22, no-underscore-dangle: %22off%22 */%0A%0A
 import T
@@ -113,16 +113,24 @@
 %0Aexport 
+default 
 function
@@ -209,17 +209,39 @@
 unction 
-(
+selactionAppend(...args
 ) %7B%0A    
@@ -256,28 +256,24 @@
 ame.
-apply
+cal
 (this, 
+...
 arg
-ument
 s);%0A
@@ -317,19 +317,19 @@
 me) %7B%0A  
-var
+let
  Func;%0A%0A
@@ -354,17 +354,17 @@
 === 
-%22
+'
 function
 %22) %7B
@@ -359,17 +359,17 @@
 function
-%22
+'
 ) %7B%0A    
@@ -431,14 +431,14 @@
 === 
-%22
+'
 mesh
-%22
+'
 ) %7B%0A
@@ -486,14 +486,14 @@
 === 
-%22
+'
 line
-%22
+'
 ) %7B%0A
@@ -541,16 +541,16 @@
 === 
-%22
+'
 object
-%22
+'
 ) %7B%0A
@@ -602,11 +602,11 @@
 === 
-%22g%22
+'g'
 ) %7B%0A
@@ -663,17 +663,17 @@
 w Error(
-%22
+%60
 Cannot a
@@ -683,16 +683,16 @@
 nd: 
-%22 + 
+$%7B
 name
+%7D%60
 );%0A 
@@ -713,16 +713,31 @@
 unction 
+createSelection
 (data) %7B
@@ -745,11 +745,13 @@
     
-var
+const
  nod
@@ -783,17 +783,16 @@
 __data__
- 
  = data;
@@ -809,17 +809,16 @@
 __tags__
- 
  = %5B%5D;%0A 

clean up append