我在heroku上的应用程序遇到webpacker问题。
日志:
ActionView::Template::Error (Webpacker can't find application.js in /app/public/packs/manifest.json. Possible causes:
2018-07-04T18:47:08.192729+00:00 app[web.1]: 1. You want to set webpacker.yml value of compile to true for your environment
2018-07-04T18:47:08.192730+00:00 app[web.1]: unless you are using the `webpack -w` or the webpack-dev-server.
2018-07-04T18:47:08.192733+00:00 app[web.1]: 2. webpack has not yet re-run to reflect updates.
2018-07-04T18:47:08.192734+00:00 app[web.1]: 3. You have misconfigured Webpacker's config/webpacker.yml file.
2018-07-04T18:47:08.192735+00:00 app[web.1]: 4. Your webpack configuration is not creating a manifest.
2018-07-04T18:47:08.192737+00:00 app[web.1]: Your manifest contains:
2018-07-04T18:47:08.192738+00:00 app[web.1]: {
2018-07-04T18:47:08.192740+00:00 app[web.1]: }
2018-07-04T18:47:08.192741+00:00 app[web.1]: ):
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我有一个manifest.json文件,其中包含application.js:
{
"application.css": "/packs/application-c922057d6b9db34084d6e52c6f32baa9.css",
"application.css.map": "/packs/application-c922057d6b9db34084d6e52c6f32baa9.css.map",
"application.js": "/packs/application-ab33c1479403810d7775.js",
"application.js.map": "/packs/application-ab33c1479403810d7775.js.map"
}
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日志的最后一行很有趣:
2018-07-04T18:47:08.192737+00:00 app[web.1]: Your manifest contains:
2018-07-04T18:47:08.192738+00:00 app[web.1]: {
2018-07-04T18:47:08.192740+00:00 app[web.1]: }
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json中的格式是否不正确?
我已经尝试过运行bundle exec rails webpacker:compile,这还不错,并且我还更新了binstub bundle exec rails webpacker:binstubs,在推向Heroku之后似乎都没有任何改变。
我还能尝试什么?
node_modules yarn add @rails/webpacker@next bundle exec rails webpacker:install在那之后,它是固定的
如果您仍然坚持这个问题,我遇到了完全相同的问题,并且似乎没有其他答案可以为我解决。这个 GH 线程建议确保资产不在本地预编译(通过删除/public/assets和/public/packs目录,本质上是鼓励 Heroku 自行编译。现在似乎已经为我解决了这个问题。
https://github.com/rails/webpacker/issues/532
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