You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
83 lines
1.8 KiB
83 lines
1.8 KiB
package v4
|
|
|
|
import (
|
|
sdkstrings "github.com/aws/aws-sdk-go-v2/internal/strings"
|
|
)
|
|
|
|
// Rules houses a set of Rule needed for validation of a
|
|
// string value
|
|
type Rules []Rule
|
|
|
|
// Rule interface allows for more flexible rules and just simply
|
|
// checks whether or not a value adheres to that Rule
|
|
type Rule interface {
|
|
IsValid(value string) bool
|
|
}
|
|
|
|
// IsValid will iterate through all rules and see if any rules
|
|
// apply to the value and supports nested rules
|
|
func (r Rules) IsValid(value string) bool {
|
|
for _, rule := range r {
|
|
if rule.IsValid(value) {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
// MapRule generic Rule for maps
|
|
type MapRule map[string]struct{}
|
|
|
|
// IsValid for the map Rule satisfies whether it exists in the map
|
|
func (m MapRule) IsValid(value string) bool {
|
|
_, ok := m[value]
|
|
return ok
|
|
}
|
|
|
|
// AllowList is a generic Rule for include listing
|
|
type AllowList struct {
|
|
Rule
|
|
}
|
|
|
|
// IsValid for AllowList checks if the value is within the AllowList
|
|
func (w AllowList) IsValid(value string) bool {
|
|
return w.Rule.IsValid(value)
|
|
}
|
|
|
|
// ExcludeList is a generic Rule for exclude listing
|
|
type ExcludeList struct {
|
|
Rule
|
|
}
|
|
|
|
// IsValid for AllowList checks if the value is within the AllowList
|
|
func (b ExcludeList) IsValid(value string) bool {
|
|
return !b.Rule.IsValid(value)
|
|
}
|
|
|
|
// Patterns is a list of strings to match against
|
|
type Patterns []string
|
|
|
|
// IsValid for Patterns checks each pattern and returns if a match has
|
|
// been found
|
|
func (p Patterns) IsValid(value string) bool {
|
|
for _, pattern := range p {
|
|
if sdkstrings.HasPrefixFold(value, pattern) {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
// InclusiveRules rules allow for rules to depend on one another
|
|
type InclusiveRules []Rule
|
|
|
|
// IsValid will return true if all rules are true
|
|
func (r InclusiveRules) IsValid(value string) bool {
|
|
for _, rule := range r {
|
|
if !rule.IsValid(value) {
|
|
return false
|
|
}
|
|
}
|
|
return true
|
|
}
|