How to use the graphql-compose/type.add function in graphql-compose

makeInputType(),
  remove(['id'])
);

composeType('RootMutation',
  add('createUser', composeType('User').queryById)
);


//----------- ROOT CONSTRUCTOR  (in progress, not ready)

composeType('RootQuery',
  add('user', composeType('User').queryById),
  add('userList', composeType('User').queryList),
  add('userConnection', composeType('User').queryConnection),
  add('superUser', composeType('SuperUser').queryById)
);



//----------- INTERFACES

composeInterface('Timestable',
  description('Timestable interface for types, which have fields with creation and modification time'),
  add('createdAt', {
    type: GraphQLDate,
  }),
  add('updatedAt', {
    type: GraphQLDate,
  }),
  addTypeResolver( // too bad name, need another
    (value, info) => {

cloneType('User'),
  makeInputType(),
  remove(['id'])
);

composeType('RootMutation',
  add('createUser', composeType('User').queryById)
);


//----------- ROOT CONSTRUCTOR  (in progress, not ready)

composeType('RootQuery',
  add('user', composeType('User').queryById),
  add('userList', composeType('User').queryList),
  add('userConnection', composeType('User').queryConnection),
  add('superUser', composeType('SuperUser').queryById)
);



//----------- INTERFACES

composeInterface('Timestable',
  description('Timestable interface for types, which have fields with creation and modification time'),
  add('createdAt', {
    type: GraphQLDate,
  }),
  add('updatedAt', {
    type: GraphQLDate,
  }),
  addTypeResolver( // too bad name, need another

//----------- ROOT CONSTRUCTOR  (in progress, not ready)

composeType('RootQuery',
  add('user', composeType('User').queryById),
  add('userList', composeType('User').queryList),
  add('userConnection', composeType('User').queryConnection),
  add('superUser', composeType('SuperUser').queryById)
);



//----------- INTERFACES

composeInterface('Timestable',
  description('Timestable interface for types, which have fields with creation and modification time'),
  add('createdAt', {
    type: GraphQLDate,
  }),
  add('updatedAt', {
    type: GraphQLDate,
  }),
  addTypeResolver( // too bad name, need another
    (value, info) => {
      const type = value._type ? composeStorage.Types.get(value._type) : null;
      if (type) {
        return type;
      }
    }
  ),
  addTypeResolver(otherTypeResolver),
);

myName: 'name',
    surname: 'lastname',
  }),
  restrict({
    hasAccess: (source, args, context, info) => {
      return context.isAdmin;
    },
    fields: ['name', 'dob'],
  }),
  restrict({
    hasAccess: (source, args, context, info) => {
      return context.isOwner;
    },
    fields: ['stats'],
  }),
  add('time',
    {
      type: GraphQLString,
      resolve: (source, args, context, info) => {
        return JSON.stringify(Date.now());
      },
    }
  ),
  changeValue({
    name: ({ source, args, context, info }) => `${source.name} modified`,
  }),

  // example of custom type-middleware
  next => typeConfig => {
    const gqType = next(typeConfig);
    return gqType;
  },

composeType('SuperUser',
  cloneType('User'),
  add('isSuperUserType',
    {
      type: GraphQLBoolean,
      resolve: () => true,
    }
  )
);



//---------- FIELD RESOLVERS

composeType('User',
  add(
    'friends',
    composeField(
      // custom field middleware
      next => fieldConfig => {
        const gqField = next(fieldConfig);
        return gqField;
      },
      description('List of friends'),
      addArg('gender', {}),
      composeResolve(
        argEval(({ source }) => ({ frendId: source._id })),
        resolveList('User'),

        // example of custom resolve-middleware
        next => resolveParams => {
          return next(resolveParams).then(payload => payload.map( someFn ));

}),

  // example of custom type-middleware
  next => typeConfig => {
    const gqType = next(typeConfig);
    return gqType;
  },
);



//---------- INHERITANCE

composeType('SuperUser',
  cloneType('User'),
  add('isSuperUserType',
    {
      type: GraphQLBoolean,
      resolve: () => true,
    }
  )
);



//---------- FIELD RESOLVERS

composeType('User',
  add(
    'friends',
    composeField(
      // custom field middleware

add('user', composeType('User').queryById),
  add('userList', composeType('User').queryList),
  add('userConnection', composeType('User').queryConnection),
  add('superUser', composeType('SuperUser').queryById)
);



//----------- INTERFACES

composeInterface('Timestable',
  description('Timestable interface for types, which have fields with creation and modification time'),
  add('createdAt', {
    type: GraphQLDate,
  }),
  add('updatedAt', {
    type: GraphQLDate,
  }),
  addTypeResolver( // too bad name, need another
    (value, info) => {
      const type = value._type ? composeStorage.Types.get(value._type) : null;
      if (type) {
        return type;
      }
    }
  ),
  addTypeResolver(otherTypeResolver),
);

composeType('UserInput',
  cloneType('User'),
  makeInputType(),
  remove(['id'])
);

composeType('RootMutation',
  add('createUser', composeType('User').queryById)
);


//----------- ROOT CONSTRUCTOR  (in progress, not ready)

composeType('RootQuery',
  add('user', composeType('User').queryById),
  add('userList', composeType('User').queryList),
  add('userConnection', composeType('User').queryConnection),
  add('superUser', composeType('SuperUser').queryById)
);



//----------- INTERFACES

composeInterface('Timestable',
  description('Timestable interface for types, which have fields with creation and modification time'),
  add('createdAt', {
    type: GraphQLDate,
  }),
  add('updatedAt', {
    type: GraphQLDate,
  }),

composeType('UserInput',
  cloneType('User'),
  makeInputType(),
  remove(['id'])
);

composeType('RootMutation',
  add('createUser', composeType('User').queryById)
);


//----------- ROOT CONSTRUCTOR  (in progress, not ready)

composeType('RootQuery',
  add('user', composeType('User').queryById),
  add('userList', composeType('User').queryList),
  add('userConnection', composeType('User').queryConnection),
  add('superUser', composeType('SuperUser').queryById)
);



//----------- INTERFACES

composeInterface('Timestable',
  description('Timestable interface for types, which have fields with creation and modification time'),
  add('createdAt', {
    type: GraphQLDate,
  }),
  add('updatedAt', {
    type: GraphQLDate,

}
  ),
);



//---------- MUTATIONS (in progress, not ready)

composeType('UserInput',
  cloneType('User'),
  makeInputType(),
  remove(['id'])
);

composeType('RootMutation',
  add('createUser', composeType('User').queryById)
);


//----------- ROOT CONSTRUCTOR  (in progress, not ready)

composeType('RootQuery',
  add('user', composeType('User').queryById),
  add('userList', composeType('User').queryList),
  add('userConnection', composeType('User').queryConnection),
  add('superUser', composeType('SuperUser').queryById)
);



//----------- INTERFACES