97 lines
3.1 KiB
JavaScript
97 lines
3.1 KiB
JavaScript
const childProcess = require('child_process');
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const ip = require('ip');
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const path = require('path');
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const webpack = require('webpack');
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const DISCHARGE_TARGETS_THAT_REQUIRED_HEAP = ['production', 'staging', 'dogfood'];
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const getConfigForDischargeTarget = dischargeTarget => {
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return {
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heapAnalyticsIdEnvName:
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dischargeTarget === 'production'
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? 'INSTANT_HEAP_ANALYTICS_ID_PRODUCTION'
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: 'INSTANT_HEAP_ANALYTICS_ID_DEVELOPMENT',
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heapAnalyticsIdRequired: DISCHARGE_TARGETS_THAT_REQUIRED_HEAP.includes(dischargeTarget),
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};
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};
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const GIT_SHA = childProcess
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.execSync('git rev-parse HEAD')
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.toString()
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.trim();
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const generateConfig = (dischargeTarget, configOptions) => {
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const outputPath = process.env.WEBPACK_OUTPUT_PATH || 'umd';
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const { heapAnalyticsIdEnvName, heapAnalyticsIdRequired } = configOptions;
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const heapAnalyticsId = process.env[heapAnalyticsIdEnvName];
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if (heapAnalyticsIdRequired && !heapAnalyticsId) {
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throw new Error(
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`Must define heap analytics id in ENV var ${heapAnalyticsIdEnvName} when building for ${dischargeTarget}`,
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);
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}
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const envVars = {
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GIT_SHA: JSON.stringify(GIT_SHA),
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NPM_PACKAGE_VERSION: JSON.stringify(process.env.npm_package_version),
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};
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if (dischargeTarget) {
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envVars.INSTANT_DISCHARGE_TARGET = JSON.stringify(dischargeTarget);
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}
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if (heapAnalyticsId) {
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envVars.HEAP_ANALYTICS_ID = JSON.stringify(heapAnalyticsId);
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}
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const config = {
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entry: {
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instant: './src/index.umd.ts',
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},
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output: {
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filename: '[name].js',
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path: path.resolve(__dirname, outputPath),
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library: 'zeroExInstant',
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libraryTarget: 'umd',
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},
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plugins: [
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new webpack.DefinePlugin({
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'process.env': envVars,
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}),
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],
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devtool: 'source-map',
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resolve: {
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extensions: ['.js', '.json', '.ts', '.tsx'],
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},
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module: {
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rules: [
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{
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test: /\.(ts|tsx)$/,
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loader: 'awesome-typescript-loader',
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},
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{
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test: /\.svg$/,
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loader: 'svg-react-loader',
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},
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],
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},
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devServer: {
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contentBase: path.join(__dirname, 'public'),
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port: 5000,
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host: '0.0.0.0',
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after: () => {
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if (config.devServer.host === '0.0.0.0') {
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console.log(
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`webpack-dev-server can be accessed externally at: http://${ip.address()}:${
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config.devServer.port
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}`,
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);
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}
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},
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},
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};
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return config;
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};
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module.exports = (env, _argv) => {
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const dischargeTarget = env ? env.discharge_target : undefined;
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const configOptions = getConfigForDischargeTarget(dischargeTarget);
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return generateConfig(dischargeTarget, configOptions);
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};
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