Method add_enum

compiler/cpp/src/thrift/parse/t_program.h:105–105

  // Program elements
  void add_typedef(t_typedef* td) { typedefs_.push_back(td); }
  void add_enum(t_enum* te) { enums_.push_back(te); }
  void add_const(t_const* tc) { consts_.push_back(tc); }
  void add_struct(t_struct* ts) {
    objects_.push_back(ts);