Get import statistics by webpack

import-stats.js

const fs = require('fs');

// run `webpack --profile --json > compilation-stats.json` before this script
const stats = require('./compilation-stats');

fs.writeFileSync(
  'import-top.tsv',
  stats.modules
    .map(i => {
      return {
        name: i.name,
        count: i.reasons.length,
      };
    })
    .map(i => `${i.name}\t${i.count}`)
    .join('\n')
);