Convert a simple CSV to JSON (No commas inserted in strings)

csvToJson.js

const csvToJson = (input) => {
  const lines = input.split('\n');

  const keys = lines[0].split(',');
  const dataset = lines.slice(1);

  const res = [];

  for (const data of dataset) {
    console.log(data, keys);
    const values = data.split(',');
    const obj = keys.reduce((acc, key, idx) => ({
      ...acc,
      [key]: values[idx]
    }), {});

    res.push(obj);
  }

  return res;
}