code: func (aa AssertionAttributes) Get(name string) *AssertionAttribute {
  	for _, attr := range aa {
  		if attr.Name == name {
  			return &attr
  		}
  		if attr.FriendlyName == name {
  			return &attr
  		}
  	}
  	return nil
  }
docs: // Get returns the assertion attribute whose Name or FriendlyName
  // matches name, or nil if no matching attribute is found.