module grouping {

  namespace "yang:grouping";
  prefix "grouping";
  yang-version 1;
  revision 2016-10-08;

  grouping link-details {
      leaf link-id {
          type union {
              type int32;
              type uint16;
              type enumeration {
                   enum one;
                   enum two;
                   enum five {
                      value 5;
                   }
                   enum six-square {
                      value 36;
                   }
              }
          }
      }
      typedef group {
          type bits {
              bit disable-nagle {
                  position 0;
                           }
              bit auto-sense-speed {
                  position 1;
              }
              bit Mb-only {
                  position 2;
              }
          }
      }
      container link {
          leaf port {
            type int32;
          }
  
          leaf-list port-id {
              type string;
          }
          list areas {
             key "name1";
             leaf name1 {
              type string;
             }
          }
      }
  }

  container cont2 {
       uses link-details;
  }
}