Fix #209.

Author: mbostock

src/selectAll.js

@@ -3,5 +3,5 @@ import {Selection, root} from "./selection/index";
 export default function(selector) {
   return typeof selector === "string"
       ? new Selection([document.querySelectorAll(selector)], [document.documentElement])
-      : new Selection([selector == null ? [] : selector], root);
+      : new Selection([selector == null ? [] : Array.from(selector)], root);
 }

test/selectAll-test.js

@@ -8,6 +8,16 @@ tape("d3.selectAll(…) returns an instanceof d3.selection", function(test) {
   test.end();
 });
 
+tape("d3.selectAll(…) accepts an iterable", function(test) {
+  var document = global.document = jsdom("<h1>hello</h1>");
+  try {
+    test.deepEqual(d3.selectAll(new Set([document])).nodes(), [document]);
+    test.end();
+  } finally {
+    delete global.document;
+  }
+});
+
 tape("d3.selectAll(string) selects all elements that match the selector string, in order", function(test) {
   var document = global.document = jsdom("<h1 id='one'>foo</h1><h1 id='two'>bar</h1>");
   try {

test/selection/dispatch-test.js

@@ -62,7 +62,7 @@ tape("selection.dispatch(type) skips missing elements", function(test) {
       two = document.querySelector("#two"),
       selection = d3.selectAll([, one,, two]).datum(function(d, i) { return "node-" + i; }).on("bang", function(d, i, nodes) { event = d3.event; result.push(this, d, i, nodes); });
   test.equal(selection.dispatch("bang"), selection);
-  test.deepEqual(result, [one, "node-1", 1, [, one,, two], two, "node-3", 3, [, one,, two]]);
+  test.deepEqual(result, [one, "node-1", 1, [undefined, one, undefined, two], two, "node-3", 3, [undefined, one, undefined, two]]);
   test.equal(event.type, "bang");
   test.equal(event.detail, null);
   test.end();

test/selection/each-test.js

@@ -20,6 +20,6 @@ tape("selection.each(function) skips missing elements", function(test) {
       two = document.querySelector("#two"),
       selection = d3.selectAll([, one,, two]).datum(function(d, i) { return "node-" + i; });
   test.equal(selection.each(function(d, i, nodes) { result.push(this, d, i, nodes); }), selection);
-  test.deepEqual(result, [one, "node-1", 1, [, one,, two], two, "node-3", 3, [, one,, two]]);
+  test.deepEqual(result, [one, "node-1", 1, [undefined, one, undefined, two], two, "node-3", 3, [undefined, one, undefined, two]]);
   test.end();
 });

test/selection/on-test.js

@@ -210,7 +210,7 @@ tape("selection.on(type, listener) passes the listener the index as of registrat
       one = document.querySelector("#one"),
       selection = d3.selectAll([, one]).on("click", function(d, i) { result = i; });
   selection.dispatch("click");
-  test.deepEqual(selection, {_groups: [[, one]], _parents: [null]});
+  test.deepEqual(selection, {_groups: [[undefined, one]], _parents: [null]});
   test.equal(result, 1);
   selection = selection.sort().dispatch("click");
   test.deepEqual(selection, {_groups: [[one, ]], _parents: [null]});