gristlabs_grist-core/buildtools/webpack.config.js

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const StatsPlugin = require('stats-webpack-plugin');
const MomentLocalesPlugin = require('moment-locales-webpack-plugin');
const path = require('path');
module.exports = {
target: 'web',
entry: {
main: "app/client/app.js",
errorPages: "app/client/errorMain.js",
account: "app/client/accountMain.js",
},
output: {
filename: "[name].bundle.js",
sourceMapFilename: "[file].map",
path: path.resolve("./static"),
// Workaround for a known issue with webpack + onerror under chrome, see:
// https://github.com/webpack/webpack/issues/5681
// "We use a source map plugin here with this special configuration
// because if we do not - the window.onerror function does not work properly in chrome
// and it swallows the errors because normally source maps have begin with webpack:///
// here we are changing how the module file names are created
// See this bug
// https://bugs.chromium.org/p/chromium/issues/detail?id=765909
// See this for syntax
// https://webpack.js.org/configuration/output/#output-devtoolmodulefilenametemplate
// "
devtoolModuleFilenameTemplate: "[resourcePath]?[loaders]",
crossOriginLoading: "anonymous",
},
// This creates .map files, and takes webpack a couple of seconds to rebuild while developing,
// but provides correct mapping back to typescript, and allows breakpoints to be set in
// typescript ("cheap-module-eval-source-map" is faster, but breakpoints are largely broken).
devtool: "source-map",
resolve: {
modules: [
path.resolve('./_build'),
path.resolve('./_build/stubs'),
path.resolve('./node_modules')
],
},
module: {
rules: [
{ test: /\.js$/,
use: ["source-map-loader"],
enforce: "pre"
}
]
},
plugins: [
new StatsPlugin(
'../.build_stats_js_bundle', // relative to output folder
{source: false}, // Omit sources, which unnecessarily make the stats file huge.
),
// To strip all locales except “en”
new MomentLocalesPlugin()
],
};