code: function afterBuild(options) {
    var install = process.sass.binaryPath;
    var target = path.join(__dirname, '..', 'build', options.debug ? 'Debug' : 'Release', 'binding.node');
  
    mkdir(path.dirname(install), function(err) {
      if (err && err.code !== 'EEXIST') {
        console.error(err.message);
        return;
      }
  
      fs.stat(target, function(err) {
        if (err) {
          console.error('Build succeeded but target not found');
          return;
        }
  
        fs.rename(target, install, function(err) {
          if (err) {
            console.error(err.message);
            return;
          }
  
          console.log('Installed in `', install, '`');
        });
      });
    });
  }
docs: After build
  
  @param {Object} options
  @api private