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webpack.config.base.js
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172 lines (154 loc) · 5.16 KB
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const fs = require('fs');
const path = require('path');
const webpack = require('webpack');
const TerserPlugin = require('terser-webpack-plugin');
const WrapperPlugin = require('wrapper-webpack-plugin');
const electronRoot = path.resolve(__dirname, '../..');
class AccessDependenciesPlugin {
apply (compiler) {
compiler.hooks.compilation.tap('AccessDependenciesPlugin', compilation => {
compilation.hooks.finishModules.tap('AccessDependenciesPlugin', modules => {
const filePaths = modules.map(m => m.resource).filter(p => p).map(p => path.relative(electronRoot, p));
console.info(JSON.stringify(filePaths));
});
});
}
}
module.exports = ({
alwaysHasNode,
loadElectronFromAlternateTarget,
targetDeletesNodeGlobals,
target,
wrapInitWithProfilingTimeout,
wrapInitWithTryCatch
}) => {
let entry = path.resolve(electronRoot, 'lib', target, 'init.ts');
if (!fs.existsSync(entry)) {
entry = path.resolve(electronRoot, 'lib', target, 'init.js');
}
const electronAPIFile = path.resolve(electronRoot, 'lib', loadElectronFromAlternateTarget || target, 'api', 'exports', 'electron.ts');
return (env = {}, argv = {}) => {
const onlyPrintingGraph = !!env.PRINT_WEBPACK_GRAPH;
const outputFilename = argv['output-filename'] || `${target}.bundle.js`;
const defines = {
BUILDFLAG: onlyPrintingGraph ? '(a => a)' : ''
};
if (env.buildflags) {
const flagFile = fs.readFileSync(env.buildflags, 'utf8');
for (const line of flagFile.split(/(\r\n|\r|\n)/g)) {
const flagMatch = line.match(/#define BUILDFLAG_INTERNAL_(.+?)\(\) \(([01])\)/);
if (flagMatch) {
const [, flagName, flagValue] = flagMatch;
defines[flagName] = JSON.stringify(Boolean(parseInt(flagValue, 10)));
}
}
}
const ignoredModules = [];
if (defines.ENABLE_DESKTOP_CAPTURER === 'false') {
ignoredModules.push(
'@electron/internal/browser/desktop-capturer',
'@electron/internal/browser/api/desktop-capturer',
'@electron/internal/renderer/api/desktop-capturer'
);
}
if (defines.ENABLE_VIEWS_API === 'false') {
ignoredModules.push(
'@electron/internal/browser/api/views/image-view.js'
);
}
const plugins = [];
if (onlyPrintingGraph) {
plugins.push(new AccessDependenciesPlugin());
}
if (targetDeletesNodeGlobals) {
plugins.push(new webpack.ProvidePlugin({
process: ['@electron/internal/common/webpack-provider', 'process'],
global: ['@electron/internal/common/webpack-provider', '_global'],
Buffer: ['@electron/internal/common/webpack-provider', 'Buffer']
}));
}
plugins.push(new webpack.ProvidePlugin({
Promise: ['@electron/internal/common/webpack-globals-provider', 'Promise']
}));
plugins.push(new webpack.DefinePlugin(defines));
if (wrapInitWithProfilingTimeout) {
plugins.push(new WrapperPlugin({
header: 'function ___electron_webpack_init__() {',
footer: `
};
if ((globalThis.process || binding.process).argv.includes("--profile-electron-init")) {
setTimeout(___electron_webpack_init__, 0);
} else {
___electron_webpack_init__();
}`
}));
}
if (wrapInitWithTryCatch) {
plugins.push(new WrapperPlugin({
header: 'try {',
footer: `
} catch (err) {
console.error('Electron ${outputFilename} script failed to run');
console.error(err);
}`
}));
}
return {
mode: 'development',
devtool: false,
entry,
target: alwaysHasNode ? 'node' : 'web',
output: {
filename: outputFilename
},
resolve: {
alias: {
'@electron/internal': path.resolve(electronRoot, 'lib'),
electron$: electronAPIFile,
'electron/main$': electronAPIFile,
'electron/renderer$': electronAPIFile,
'electron/common$': electronAPIFile,
// Force timers to resolve to our dependency that doesn't use window.postMessage
timers: path.resolve(electronRoot, 'node_modules', 'timers-browserify', 'main.js')
},
extensions: ['.ts', '.js']
},
module: {
rules: [{
test: (moduleName) => !onlyPrintingGraph && ignoredModules.includes(moduleName),
loader: 'null-loader'
}, {
test: /\.ts$/,
loader: 'ts-loader',
options: {
configFile: path.resolve(electronRoot, 'tsconfig.electron.json'),
transpileOnly: onlyPrintingGraph,
ignoreDiagnostics: [
// File '{0}' is not under 'rootDir' '{1}'.
6059
]
}
}]
},
node: {
__dirname: false,
__filename: false,
// We provide our own "timers" import above, any usage of setImmediate inside
// one of our renderer bundles should import it from the 'timers' package
setImmediate: false
},
optimization: {
minimize: env.mode === 'production',
minimizer: [
new TerserPlugin({
terserOptions: {
keep_classnames: true,
keep_fnames: true
}
})
]
},
plugins
};
};
};