Get package versions from package-lock.json

get-package-version-from-lock.js

var packageJson = require('./package.json');
var packageLockJson = require('./package-lock.json');

var dependencyVersions = {};
var devDependencyVersions = {};
Object.keys(packageLockJson.dependencies).forEach(function (key) {
  if (key in packageJson.dependencies) {
    dependencyVersions[key] = packageLockJson.dependencies[key].version;
  }
  if (key in packageJson.devDependencies) {
    devDependencyVersions[key] = packageLockJson.dependencies[key].version;
  }
});

console.log(JSON.stringify(dependencyVersions, null, 3));
console.log(JSON.stringify(devDependencyVersions, null, 3));