terriajs/buildprocess/runWebpack.js

Geospatial data visualization platform.

const PluginError = require("plugin-error");

/**
 * Run webpack once and print out stats
 */
function runWebpack(webpack, config, doneCallback) {
  const wp = webpack(config);
  wp.run(function (err, stats) {
    if (stats) {
      // Fairly verbose output. See https://webpack.github.io/docs/node.js-api.html#stats-tojson for options.
      console.log(
        stats.toString({
          colors: true,
          modules: false,
          chunkModules: false
        })
      );

      if (!err) {
        var jsonStats = stats.toJson();
        // uncomment this line to write stats about the
        // build that can be visualized at http://webpack.github.io/analyse/
        //require('fs').writeFileSync('./stats.json', JSON.stringify(jsonStats));

        if (jsonStats.errors && jsonStats.errors.length > 0) {
          err = new PluginError(
            "terriajs-runWebpack",
            "Build has errors (see above)."
          );
        }
      }
    }

    doneCallback(err);
  });
}

module.exports = runWebpack;