code: func (p *pathObject) Count() (int64, error) {
  	it := p.buildIteratorTree()
  	return p.s.countResults(it)
  }
docs: // Count returns a number of results and returns it as a value.
  //
  // Example:
  //	// javascript
  //	// Save count as a variable
  //	var n = g.V().Count()
  //	// Send it as a query result
  //	g.Emit(n)