tasks/node_version.js
function() {
      if (!result) {
        var exec = grunt.config.get('exec');

        for (var key in exec) {
          exec[key].cmd = nvmUse + ' && ' + exec[key].cmd;
        }

        grunt.config.set('exec', exec);
      }
    }
function() {
      if (!result) {
        var exec = grunt.config.get('exec');

        for (var key in exec) {
          exec[key].cmd = nvmUse + ' && ' + exec[key].cmd;
        }

        grunt.config.set('exec', exec);
      }
    }
function ( ) { if ( ! result ) { var exec = grunt . config . get ( 'exec' ) ; for ( var key in exec ) { exec [ key ] . cmd = nvmUse + ' && ' + exec [ key ] . cmd ; } grunt . config . set ( 'exec' , exec ) ; } }
Extend grunt-exec
Extend grunt - exec