guard

Documentation

Index

• func Check(obj interface{}, names ...string) error
• func DBColumnsFrom(obj interface{}) (columns []string)
• func ListEditable(obj interface{}) []string
• func ProcureDBChangesFromChangelog(obj interface{}, changelog diff.Changelog) (changes map[string]interface{}, err error)

Functions

func Check

func Check(obj interface{}, names ...string) error

Check checks whether any of the given field names are not among a list of editable fields

func DBColumnsFrom

func DBColumnsFrom(obj interface{}) (columns []string)

DBColumnsFrom returns a slice of data field names declared via `db` tag NOTE: will only include fields with explicit `db` tag

func ListEditable

func ListEditable(obj interface{}) []string

ListEditable returns a list of editable fields for a given object

func ProcureDBChangesFromChangelog

func ProcureDBChangesFromChangelog(obj interface{}, changelog diff.Changelog) (changes map[string]interface{}, err error)

ProcureDBChangesFromChangelog produces a map of changes based on a given object and a changelog NOTE: this function does not check whether any of the changed fields are protected NOTE: returned keys are the data column names mapped with `db` TODO: move to data package