Generate eslintrc (json) file since only .eslintrc files are supported (import formatter). And only rules present in the .eslintrc file. Extends are not supported.

gen-eslintrc-for-webstorm.js

const cp = require('child_process');
const fs = require('fs');

cp.exec('eslint --print-config ./eslintrc.js', {}, (err, stdout, stderr) => {
  if (stderr) {
    console.log(stderr);
    return;
  }
  fs.writeFileSync('./.eslintrc', stdout);
});