js: Convert static/js/poll_widget.js to ES6 module.

Signed-off-by: Anders Kaseorg <anders@zulip.com>

.eslintrc.json

@@ -249,7 +249,6 @@
                 "upload": false,
                 "upload_widget": false,
                 "user_events": false,
-                "poll_widget": false,
                 "widgetize": false,
                 "zxcvbn": false
             }

frontend_tests/node_tests/widgetize.js

@@ -2,16 +2,21 @@
 
 const {strict: assert} = require("assert");
 
+const rewiremock = require("rewiremock/node");
+
 const {set_global, zrequire} = require("../zjsunit/namespace");
 const {run_test} = require("../zjsunit/test");
 const $ = require("../zjsunit/zjquery");
 
-const poll_widget = set_global("poll_widget", {});
+const poll_widget = {__esModule: true};
+rewiremock("../../static/js/poll_widget").with(poll_widget);
 set_global("document", "document-stub");
 
 const narrow_state = set_global("narrow_state", {});
 set_global("current_msg_list", {});
 
+rewiremock.enable();
+
 const widgetize = zrequire("widgetize");
 
 run_test("activate", (override) => {
@@ -176,3 +181,4 @@ run_test("activate", (override) => {
     });
     widgetize.set_widgets_for_list();
 });
+rewiremock.disable();

static/js/bundles/app.js

@@ -20,7 +20,6 @@ import "../setup";
 import "../unread_ops";
 import "../unread";
 import "../stream_list";
-import "../poll_widget";
 import "../widgetize";
 import "../submessage";
 import "../message_list_view";

static/js/global.d.ts

@@ -63,7 +63,6 @@ declare let padded_widget: any;
 declare let page_params: any;
 declare let panels: any;
 declare let pointer: any;
-declare let poll_widget: any;
 declare let popovers: any;
 declare let presence: any;
 declare let reactions: any;

static/js/poll_widget.js

@@ -1,11 +1,9 @@
-"use strict";
+import render_widgets_poll_widget from "../templates/widgets/poll_widget.hbs";
+import render_widgets_poll_widget_results from "../templates/widgets/poll_widget_results.hbs";
 
-const render_widgets_poll_widget = require("../templates/widgets/poll_widget.hbs");
-const render_widgets_poll_widget_results = require("../templates/widgets/poll_widget_results.hbs");
+import * as people from "./people";
 
-const people = require("./people");
-
-class PollData {
+export class PollData {
     // This object just holds data for a poll, although it
     // works closely with the widget's concept of how data
     // should be represented for rendering, plus how the
@@ -177,9 +175,8 @@ class PollData {
         return data.some((el) => el.option === latest_option);
     }
 }
-exports.PollData = PollData;
 
-exports.activate = function (opts) {
+export function activate(opts) {
     const elem = opts.elem;
     const callback = opts.callback;
 
@@ -368,6 +365,4 @@ exports.activate = function (opts) {
     build_widget();
     render_question();
     render_results();
-};
-
-window.poll_widget = exports;
+}

static/js/widgetize.js

@@ -1,5 +1,6 @@
 "use strict";
 
+const poll_widget = require("./poll_widget");
 const todo_widget = require("./todo_widget");
 const zform = require("./zform");