code: func (c *Callbacks) OnCDOTAUserMsg_DestroyLinearProjectile(fn func(*dota.CDOTAUserMsg_DestroyLinearProjectile) error) {
  	c.onCDOTAUserMsg_DestroyLinearProjectile = append(c.onCDOTAUserMsg_DestroyLinearProjectile, fn)
  }
docs: // OnCDOTAUserMsg_DestroyLinearProjectile registers a callback for EDotaUserMessages_DOTA_UM_DestroyLinearProjectile