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webpack-hot-middlewareの問題にぶつかりました。複数のブラウザまたはタブのインスタンス（クロムとFF）を開くと、各ビジュアルアクションがトリガーされたときに表示されます。
たとえば、1つのタブでスクロールすると、別のタブでスクロールします。
誰でもこの現象が発生しましたか？ のWebPACKのこの私の設定：webpack複数のタブ/ブラウザを使用すると、すべてのタブインスタンスでホットミドルウェアが更新される
import webpack from 'webpack';
import HtmlWebpackPlugin from 'html-webpack-plugin';
import autoprefixer from 'autoprefixer';
import path from 'path';
export default {
resolve: {
extensions: ['*', '.js', '.jsx', '.json']
},
devtool: 'eval-source-map', // more info:https://webpack.github.io/docs/build-performance.html#sourcemaps and https://webpack.github.io/docs/configuration.html#devtool
entry: [
// must be first entry to properly set public path
'./src/webpack-public-path',
'webpack-hot-middleware/client?reload=true',
path.resolve(__dirname, 'src/index.js') // Defining path seems necessary for this to work consistently on Windows machines.
],
target: 'web', // necessary per https://webpack.github.io/docs/testing.html#compile-and-test
output: {
path: path.resolve(__dirname, 'dist'), // Note: Physical files are only output by the production build task `npm run build`.
publicPath: '/',
filename: 'bundle.js'
},
plugins: [
new webpack.DefinePlugin({
'process.env.NODE_ENV': JSON.stringify('development'), // Tells React to build in either dev or prod modes. https://facebook.github.io/react/downloads.html (See bottom)
__DEV__: true
}),
new webpack.HotModuleReplacementPlugin(),
new webpack.NoEmitOnErrorsPlugin(),
new HtmlWebpackPlugin({ // Create HTML file that includes references to bundled CSS and JS.
template: 'src/index.html',
minify: {
removeComments: true,
collapseWhitespace: true
},
inject: true
}),
new webpack.LoaderOptionsPlugin({
minimize: false,
debug: true,
noInfo: true, // set to false to see a list of every file being bundled.
options: {
sassLoader: {
includePaths: [path.resolve(__dirname, 'src', 'scss')]
},
context: '/',
postcss:() => [autoprefixer],
}
})
],
module: {
rules: [
{test: /\.jsx?$/, exclude: /node_modules/, loaders: ['babel-loader']},
{test: /\.eot(\?v=\d+.\d+.\d+)?$/, loader: 'file-loader'},
{test: /\.woff(2)?(\?v=[0-9]\.[0-9]\.[0-9])?$/, loader: 'url-loader?limit=10000&mimetype=application/font-woff'},
{test: /\.[ot]tf(\?v=\d+.\d+.\d+)?$/, loader: 'url-loader?limit=10000&mimetype=application/octet-stream'},
{test: /\.svg(\?v=\d+\.\d+\.\d+)?$/, loader: 'url-loader?limit=10000&mimetype=image/svg+xml'},
{test: /\.(jpe?g|png|gif)$/i, loader: 'file-loader?name=[name].[ext]'},
{test: /\.ico$/, loader: 'file-loader?name=[name].[ext]'},
{test: /(\.css|\.scss|\.sass)$/, loaders: ['style-loader', 'css-loader?sourceMap', 'postcss-loader', 'sass-loader?sourceMap']}
]
}
};
私はもちろんのWebConfigを渡すの横のプラグインの特別なコンフィグありません：
// This file configures the development web server
// which supports hot reloading and synchronized testing.
// Require Browsersync along with webpack and middleware for it
import browserSync from 'browser-sync';
// Required for react-router browserHistory
// see https://github.com/BrowserSync/browser-sync/issues/204#issuecomment-102623643
import historyApiFallback from 'connect-history-api-fallback';
import webpack from 'webpack';
import webpackDevMiddleware from 'webpack-dev-middleware';
import webpackHotMiddleware from 'webpack-hot-middleware';
import config from '../webpack.config.dev';
const bundler = webpack(config);
// Run Browsersync and use middleware for Hot Module Replacement
browserSync({
port: 3000,
ui: {
port: 3001
},
server: {
baseDir: 'src',
middleware: [
historyApiFallback(),
webpackDevMiddleware(bundler, {
// Dev middleware can't access config, so we provide publicPath
publicPath: config.output.publicPath,
// These settings suppress noisy webpack output so only errors are displayed to the console.
noInfo: false,
quiet: false,
stats: {
assets: false,
colors: true,
version: false,
hash: false,
timings: false,
chunks: false,
chunkModules: false
},
// for other settings see
// http://webpack.github.io/docs/webpack-dev-middleware.html
}),
// bundler should be the same as above
webpackHotMiddleware(bundler)
]
},
// no need to watch '*.js' here, webpack will take care of it for us,
// including full page reloads if HMR won't work
files: [
'src/*.html'
]
});