{"action":"created","issue":{"url":"https://api.github.com/repos/angular/angular-cli/issues/1980","repository_url":"https://api.github.com/repos/angular/angular-cli","labels_url":"https://api.github.com/repos/angular/angular-cli/issues/1980/labels{/name}","comments_url":"https://api.github.com/repos/angular/angular-cli/issues/1980/comments","events_url":"https://api.github.com/repos/angular/angular-cli/issues/1980/events","html_url":"https://github.com/angular/angular-cli/issues/1980","id":175038189,"number":1980,"title":"Rebuild extremely 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OS?  Windows 7, 8 or 10. Linux (which distribution). Mac OSX (Yosemite? El Capitan?)\n   Windows 10\n2. Versions. Please run `ng --version`. If there's nothing outputted, please run\n   in a Terminal: `node --version` and paste the result here:\n   angular-cli: 1.0.0-beta.11-webpack.8\n   node: 6.3.0\n   os: win32 x64\n3. Repro steps. Was this an app that wasn't created using the CLI? What change did you\n   do on your code? etc.\n   app created with 1.0.0-beta.11-webpack.2 and later on upgraded to 1.0.0-beta.11-webpack.8 with appropriate changes.\n4. The log given by the failure. Normally this include a stack trace and some\n   more information.\n   The slow behavious is observed when upgraded from 1.0.0-beta.11-webpack.2 to 1.0.0-beta.11-webpack.8\n5. Mention any other details that might be useful.\n   Slow behavious reproduceable in following repo:\n   https://github.com/asadsahi/ng2fb-bootstrap\n   \n   > ---\n\nI have experience this on two operating systems, windows 7 and windows 10. Has anyone else experieced this? For me rebuilds are dramatically slow, taking roughly 7-8 seconds which on same machine with cli version webpack.2 was taking rougly 2-3 seconds.\n"},"comment":{"url":"https://api.github.com/repos/angular/angular-cli/issues/comments/272086725","html_url":"https://github.com/angular/angular-cli/issues/1980#issuecomment-272086725","issue_url":"https://api.github.com/repos/angular/angular-cli/issues/1980","id":272086725,"user":{"login":"hccampos","id":3759114,"avatar_url":"https://avatars.githubusercontent.com/u/3759114?v=3","gravatar_id":"","url":"https://api.github.com/users/hccampos","html_url":"https://github.com/hccampos","followers_url":"https://api.github.com/users/hccampos/followers","following_url":"https://api.github.com/users/hccampos/following{/other_user}","gists_url":"https://api.github.com/users/hccampos/gists{/gist_id}","starred_url":"https://api.github.com/users/hccampos/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hccampos/subscriptions","organizations_url":"https://api.github.com/users/hccampos/orgs","repos_url":"https://api.github.com/users/hccampos/repos","events_url":"https://api.github.com/users/hccampos/events{/privacy}","received_events_url":"https://api.github.com/users/hccampos/received_events","type":"User","site_admin":false},"created_at":"2017-01-12T06:26:35Z","updated_at":"2017-01-12T06:26:35Z","body":"Yes, isolatedModules are good when you know you are not messing about with\nimports. However, you lose the checks against other files if you do change\nimports. My point is it should be possible in to keep track of which\nimports changed and then only check those.\n\nHard problem though, especially when combining TS with Webpack.\n\nOn Jan 12, 2017 07:17, \"Aleksandar Milošević\" <notifications@github.com>\nwrote:\n\n@hansl <https://github.com/hansl> @hccampos <https://github.com/hccampos>\ncompilerOptions.isolatedModules is the one flag that can impact rebuild\ntimes in a huge way. I'm using custom gulp tasks for building (on top of\nCLI project) and if I set \"isolatedModules\": false rebuild times for just\ntouching one file are 3.39s, 3.33s, 3.29s. with \"isolatedModules\": true I\nget 186ms, 73ms, 82ms. I'm not familiar with inner workings of webpack, so\nI'm not sure where/how this would affect other stuff, but I hope it helps (;\n\n—\nYou are receiving this because you were mentioned.\nReply to this email directly, view it on GitHub\n<https://github.com/angular/angular-cli/issues/1980#issuecomment-272085546>,\nor mute the thread\n<https://github.com/notifications/unsubscribe-auth/ADlcCt6N92TzYrtLLdmJllmbr5PlB97Sks5rRcVrgaJpZM4J07P9>\n.\n"}}
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