next-bundle-analyzer/dist/index.js

NextJS version of Webpack Bundle Analyzer.

'use strict';

var NextBundleAnalyzerPlugin = require('./plugin/NextBundleAnalyzerPlugin.js');
var getInternalOptions = require('./plugin/utils/getInternalOptions.js');

function withNextBundleAnalyzer(options) {
    const internalOptions = getInternalOptions.getInternalOptions(options);
    const { clientOnly, enabled, reportDir } = internalOptions;
    let { reportFilename } = internalOptions;
    return (nextConfig = {}) => ({
        ...nextConfig,
        webpack(webpackConfig, webpackOptions) {
            const { isServer } = webpackOptions;
            if ((enabled && !isServer) || !clientOnly) {
                if (!clientOnly) {
                    reportFilename = isServer
                        ? `${reportFilename}-server`
                        : `${reportFilename}-client`;
                }
                webpackConfig.plugins.push(new NextBundleAnalyzerPlugin.NextBundleAnalyzerPlugin({
                    ...internalOptions,
                    clientOnly,
                    enabled,
                    reportDir: isServer ? `../../${reportDir}` : `./${reportDir}`,
                    reportFilename,
                }));
            }
            return typeof nextConfig.webpack === 'function'
                ? nextConfig.webpack(webpackConfig, webpackOptions)
                : webpackConfig;
        },
    });
}

module.exports = withNextBundleAnalyzer;