Galooshi/import-js

import fs from 'fs';
import path from 'path';

export default function lastUpdate(pathToFile, workingDirectory) {
  return new Promise((resolve, reject) => {
    fs.lstat(path.join(workingDirectory, pathToFile), (err, stat) => {
      if (err) {
        reject(err);
        return;
      }
      resolve({
        path: pathToFile,
        mtime: stat ? stat.mtime.getTime() : undefined,
      });
    });
  });
}

lastUpdate.failSafe = (pathToFile, workingDirectory) =>
  new Promise((resolve) => {
    lastUpdate(pathToFile, workingDirectory)
      .then(resolve)
      .catch(() =>
        resolve({
          path: pathToFile,
          mtime: 0,
        }),
      );
  });