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/// <reference types="./source/globals" />
import path from 'path';
import {readdirSync, readFileSync} from 'fs';
import webpack from 'webpack';
import SizePlugin from 'size-plugin';
import TerserPlugin from 'terser-webpack-plugin';
import CopyWebpackPlugin from 'copy-webpack-plugin';
import MiniCssExtractPlugin from 'mini-css-extract-plugin';
import ForkTsCheckerWebpackPlugin from 'fork-ts-checker-webpack-plugin';
function parseFeatureDetails(name: string): FeatureInfo {
const content = readFileSync(`source/features/${name}.tsx`, {encoding: 'utf-8'});
const fields = ['disabled', 'description', 'screenshot'] as const;
const feature: Partial<FeatureInfo> = {name};
for (const field of fields) {
const [, value]: string[] | [] = new RegExp(`\n\t${field}: '([^\\n]+)'`).exec(content) || [];
if (value) {
const validValue = value.trim().replace(/\\'/g, '’'); // Catch trailing spaces and incorrect apostrophes
if (value !== validValue) {
throw new Error(`
Invalid characters found in \`${name}\`. Apply this patch:
- ${field}: '${value}'
+ ${field}: '${validValue}'
`);
}
feature[field] = value.replace(/\\\\/g, '\\');
} else if (field === 'description') {
throw new Error(`Description wasn't found in the \`${name}\` feature`);
}
}
return feature as FeatureInfo;
}
function getFeatures(): string[] {
return readdirSync(path.join(__dirname, 'source/features'))
.filter(filename => filename.endsWith('.tsx'))
.map(filename => filename.replace('.tsx', ''));
}
module.exports = (_env: string, argv: Record<string, boolean | number | string>): webpack.Configuration => ({
devtool: 'source-map',
stats: {
all: false,
errors: true,
builtAt: true
},
entry: {
content: './source/content',
background: './source/background',
options: './source/options',
'resolve-conflicts': './source/resolve-conflicts'
},
output: {
path: path.join(__dirname, 'distribution'),
filename: '[name].js'
},
module: {
rules: [
{
test: /\.tsx?$/,
use: [
{
loader: 'ts-loader',
query: {
compilerOptions: {
// Enables ModuleConcatenation. It must be in here to avoid conflict with ts-node
module: 'es2015',
// With this, TS will error but the file will still be generated (on watch only)
noEmitOnError: argv.watch === false
},
// Make compilation faster with `fork-ts-checker-webpack-plugin`
transpileOnly: true
}
}
],
exclude: /node_modules/
},
{
test: /\.css$/,
use: [
MiniCssExtractPlugin.loader,
'css-loader'
]
}
]
},
plugins: [
new ForkTsCheckerWebpackPlugin(),
new webpack.DefinePlugin({
// Passing `true` as the second argument makes these values dynamic — so every file change will update their value.
// @ts-ignore
__featuresList__: webpack.DefinePlugin.runtimeValue(() => {
return JSON.stringify(getFeatures());
}, true),
// @ts-ignore
__featuresInfo__: webpack.DefinePlugin.runtimeValue(() => {
return JSON.stringify(getFeatures().map(parseFeatureDetails));
}, true),
// @ts-ignore
__featureName__: webpack.DefinePlugin.runtimeValue(({module}) => {
return JSON.stringify(path.basename(module.resource, '.tsx'));
})
}),
new MiniCssExtractPlugin({
filename: '[name].css'
}),
new SizePlugin({
writeFile: false
}),
new CopyWebpackPlugin([
{
from: '*',
context: 'source',
ignore: [
'*.js',
'*.ts',
'*.tsx',
'*.css'
]
},
{
from: 'node_modules/webextension-polyfill/dist/browser-polyfill.min.js'
}
])
],
resolve: {
extensions: [
'.tsx',
'.ts',
'.js'
]
},
optimization: {
// Without this, function names will be garbled and enableFeature won't work
concatenateModules: true,
// Automatically enabled on production; keeps it somewhat readable for AMO reviewers
minimizer: [
new TerserPlugin({
parallel: true,
terserOptions: {
mangle: false,
compress: false,
output: {
beautify: true,
indent_level: 2 // eslint-disable-line @typescript-eslint/camelcase
}
}
})
]
}
});
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