{"action":"created","issue":{"url":"https://api.github.com/repos/webpack/webpack-dev-server/issues/1339","repository_url":"https://api.github.com/repos/webpack/webpack-dev-server","labels_url":"https://api.github.com/repos/webpack/webpack-dev-server/issues/1339/labels{/name}","comments_url":"https://api.github.com/repos/webpack/webpack-dev-server/issues/1339/comments","events_url":"https://api.github.com/repos/webpack/webpack-dev-server/issues/1339/events","html_url":"https://github.com/webpack/webpack-dev-server/issues/1339","id":303490881,"number":1339,"title":"webpack-dev-server --hot uses un-polyfilled functions","user":{"login":"tscbp","id":2302379,"avatar_url":"https://avatars0.githubusercontent.com/u/2302379?v=4","gravatar_id":"","url":"https://api.github.com/users/tscbp","html_url":"https://github.com/tscbp","followers_url":"https://api.github.com/users/tscbp/followers","following_url":"https://api.github.com/users/tscbp/following{/other_user}","gists_url":"https://api.github.com/users/tscbp/gists{/gist_id}","starred_url":"https://api.github.com/users/tscbp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tscbp/subscriptions","organizations_url":"https://api.github.com/users/tscbp/orgs","repos_url":"https://api.github.com/users/tscbp/repos","events_url":"https://api.github.com/users/tscbp/events{/privacy}","received_events_url":"https://api.github.com/users/tscbp/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-03-08T14:06:13Z","updated_at":"2018-03-08T15:18:36Z","closed_at":"2018-03-08T14:43:00Z","author_association":"NONE","body":"<!--\r\n  Please note that this template is not optional.\r\n  Please fill out _ALL_ fields, or your issue may be closed as \"invalid.\"\r\n  Please do not delete this template.\r\n  Please ask questions on StackOverflow or Gitter (https://gitter.im/webpack/webpack).\r\n  General questions, how-to questions, and support requests will be closed.\r\n-->\r\n\r\n* Operating System: Windows 8.1\r\n* Node Version: 8.9.1\r\n* NPM Version: 5.5.1\r\n* webpack Version: 4.0.0\r\n* webpack-dev-server Version: 3.1.0\r\n\r\n<!--\r\n  Please place an x, no spaces, in all [ ] that apply\r\n  Please note that we are NOT accepting FEATURE requests at this time.\r\n-->\r\n\r\n- [x] This is a **bug**\r\n- [ ] This is a **modification** request\r\n\r\n### Code\r\n\r\nConfiguration that may be relevant (package.json):\r\n\r\n<!--\r\n  If you have a large amount of code to share which demonstrates the problem\r\n  you're experiencing, or your webpack config is very large, please provide a link\r\n  to your repository rather than pasting code. We'd also encourage you to use a\r\n  Github Gist link instead of pasting code. Otherwise, please paste relevant\r\n  short snippets below.\r\n\r\n  For bugs, please do consider providing a link to a stripped-down, bare-bones\r\n  repo that can reproduce the problem you're experiencing. Many times, bugs\r\n  aren't actual bugs, but rather specific issues with loaders, plugins, or\r\n  an environment/OS. Problems with complicated or large applications will almost\r\n  always require this to be triaged.\r\n-->\r\n\r\n```json\r\n devDependencies\": {\r\n    \"@types/cors\": \"^2.8.3\",\r\n    \"@types/enzyme\": \"^3.1.5\",\r\n    \"@types/enzyme-adapter-react-16\": \"^1.0.1\",\r\n    \"@types/express\": \"^4.11.0\",\r\n    \"@types/i18next\": \"^8.4.2\",\r\n    \"@types/i18next-browser-languagedetector\": \"^2.0.1\",\r\n    \"@types/jest\": \"^21.1.8\",\r\n    \"@types/lodash\": \"^4.14.88\",\r\n    \"@types/react\": \"^16.0.29\",\r\n    \"@types/react-dom\": \"^16.0.3\",\r\n    \"@types/react-i18next\": \"^4.6.0\",\r\n    \"@types/react-redux\": \"5.0.1\",\r\n    \"@types/redux-mock-store\": \"^0.0.13\",\r\n    \"@types/webpack\": \"^3.8.1\",\r\n    \"axe-core\": \"^2.5.0\",\r\n    \"babel\": \"^6.23.0\",\r\n    \"babel-core\": \"^6.26.0\",\r\n    \"babel-jest\": \"^21.2.0\",\r\n    \"babel-loader\": \"^7.1.3\",\r\n    \"babel-polyfill\": \"^6.26.0\",\r\n    \"babel-preset-env\": \"^1.6.1\",\r\n    \"babel-preset-react\": \"^6.24.1\",\r\n    \"cors\": \"^2.8.4\",\r\n    \"css-loader\": \"^0.28.7\",\r\n    \"deepfreeze\": \"^2.0.0\",\r\n    \"enzyme\": \"^3.2.0\",\r\n    \"enzyme-adapter-react-16\": \"^1.1.0\",\r\n    \"eslint\": \"^4.13.1\",\r\n    \"eslint-plugin-react\": \"^7.5.1\",\r\n    \"express\": \"^4.16.2\",\r\n    \"file-loader\": \"^1.1.11\",\r\n    \"http-status-codes\": \"^1.3.0\",\r\n    \"jest\": \"^21.2.1\",\r\n    \"jest-cli\": \"^21.2.1\",\r\n    \"jest-fetch-mock\": \"^1.4.0\",\r\n    \"less\": \"^2.7.3\",\r\n    \"less-loader\": \"^4.0.6\",\r\n    \"nodemon\": \"^1.14.11\",\r\n    \"raf\": \"^3.4.0\",\r\n    \"react-hot-loader\": \"^4.0.0\",\r\n    \"react-svg-loader\": \"^2.1.0\",\r\n    \"redux-mock-store\": \"^1.4.0\",\r\n    \"style-loader\": \"^0.19.0\",\r\n    \"ts-loader\": \"^4.0.0\",\r\n    \"ts-node\": \"^4.0.2\",\r\n    \"tslint\": \"^5.8.0\",\r\n    \"typescript\": \"^2.6.2\",\r\n    \"typescript-babel-jest\": \"^1.0.5\",\r\n    \"url-loader\": \"^0.6.2\",\r\n    \"webpack\": \"^4.0.0\",\r\n    \"webpack-cli\": \"^2.0.10\",\r\n    \"webpack-dev-server\": \"^3.1.0\"\r\n  }\r\n\"scripts\": {\r\n\"dev\": \"webpack-dev-server --hot --inline --colors --progress --open --history-api-fallback  --https --port <port> --public <local url:port>\",\r\n},\r\n\"babel\": {\r\n    \"presets\": [\r\n      \"env\",\r\n      \"react\"\r\n    ]\r\n  },\r\n```\r\n\r\n### Expected Behavior\r\nWhen running with hot reloading enabled, the site should work the same in IE11 as without.\r\n### Actual Behavior\r\nIn initial script loading, breaks on the `Array.prototype.includes` used in the hot reloading code.  Specifically `me.children.includes(request)`\r\n### For Bugs; How can we reproduce the behavior?\r\nBuild a very simple app with the hot reloading flag, then try to navigate to the site in IE11\r\n### For Features; What is the motivation and/or use-case for the feature?\r\n"},"comment":{"url":"https://api.github.com/repos/webpack/webpack-dev-server/issues/comments/371518206","html_url":"https://github.com/webpack/webpack-dev-server/issues/1339#issuecomment-371518206","issue_url":"https://api.github.com/repos/webpack/webpack-dev-server/issues/1339","id":371518206,"user":{"login":"tscbp","id":2302379,"avatar_url":"https://avatars0.githubusercontent.com/u/2302379?v=4","gravatar_id":"","url":"https://api.github.com/users/tscbp","html_url":"https://github.com/tscbp","followers_url":"https://api.github.com/users/tscbp/followers","following_url":"https://api.github.com/users/tscbp/following{/other_user}","gists_url":"https://api.github.com/users/tscbp/gists{/gist_id}","starred_url":"https://api.github.com/users/tscbp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/tscbp/subscriptions","organizations_url":"https://api.github.com/users/tscbp/orgs","repos_url":"https://api.github.com/users/tscbp/repos","events_url":"https://api.github.com/users/tscbp/events{/privacy}","received_events_url":"https://api.github.com/users/tscbp/received_events","type":"User","site_admin":false},"created_at":"2018-03-08T15:18:36Z","updated_at":"2018-03-08T15:18:36Z","author_association":"NONE","body":"Thanks for the clarification, I thought that flag was handled by dev-server."}}
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