rule

package
v0.22.0 Latest Latest
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Published: Sep 21, 2018 License: Apache-2.0 Imports: 10 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source
var (
	Placeholder = validation.Match(PlaceholderRegex).Error("must be a variable placeholder like $marmotVariable")

	Address = validation.NewStringRule(IsAddress,
		fmt.Sprintf("must be valid 20 byte hex-encoded string like '%v'", exampleAddress))

	AddressOrPlaceholder = Or(Placeholder, Address)

	Relation = validation.In("eq", "ne", "ge", "gt", "le", "lt", "==", "!=", ">=", ">", "<=", "<")

	PermissionOrPlaceholder = Or(Placeholder, Permission)

	Permission = validation.By(func(value interface{}) error {
		str, err := validation.EnsureString(value)
		if err != nil {
			return fmt.Errorf("must be a permission name, but %v is not a string", value)
		}
		_, err = permission.PermStringToFlag(str)
		if err != nil {
			return err
		}
		return nil
	})

	Uint64OrPlaceholder = Or(Placeholder, Uint64)

	Uint64 = validation.By(func(value interface{}) error {
		str, err := validation.EnsureString(value)
		if err != nil {
			return fmt.Errorf("should be a numeric string but '%v' is not a string", value)
		}
		_, err = strconv.ParseUint(str, 10, 64)
		if err != nil {
			return fmt.Errorf("should be a 64 bit unsigned integer: ")
		}
		return nil
	})
)

Rules

View Source
var PlaceholderRegex = regexp.MustCompile(`\$(?P<bracket>{?)(?P<job>[[:word:]]+)(\.(?P<variable>[[:word:]]+))?}?`)

Functions

func Exactly

func Exactly(identity interface{}) validation.Rule

func IsAddress

func IsAddress(value string) bool

func IsOmitted

func IsOmitted(value interface{}) bool

Returns true IFF value is zero value or has length 0

func New

func New(isValid func(value interface{}) bool, message string, args ...interface{}) *boolRule

func Or

func Or(rules ...validation.Rule) *orRule

Types

type PlaceholderMatch

type PlaceholderMatch struct {
	Match        string
	JobName      string
	VariableName string
}

func MatchPlaceholders

func MatchPlaceholders(str string) []PlaceholderMatch

func NewPlaceholderMatch

func NewPlaceholderMatch(match []string) (pm PlaceholderMatch)

func (PlaceholderMatch) IsMatch

func (pm PlaceholderMatch) IsMatch() bool

func (PlaceholderMatch) String

func (pm PlaceholderMatch) String() string

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