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claims.go
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claims.go
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// Copyright © 2023 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package jwt
import (
"time"
)
// Mapper is the interface used internally to map key-value pairs
type Mapper interface {
ToMap() map[string]any
Add(key string, value any)
Get(key string) any
}
// ToString will return a string representation of a map
func ToString(i any) string {
if i == nil {
return ""
}
if s, ok := i.(string); ok {
return s
}
if sl, ok := i.([]string); ok {
if len(sl) == 1 {
return sl[0]
}
}
return ""
}
// ToTime will try to convert a given input to a time.Time structure
func ToTime(i any) time.Time {
if i == nil {
return time.Time{}
}
if t, ok := i.(int64); ok {
return time.Unix(t, 0).UTC()
} else if t, ok := i.(float64); ok {
return time.Unix(int64(t), 0).UTC()
} else if t, ok := i.(time.Time); ok {
return t
}
return time.Time{}
}
// Filter will filter out elements based on keys in a given input map na key-slice
func Filter(elements map[string]any, keys ...string) map[string]any {
var keyIdx = make(map[string]bool)
var result = make(map[string]any)
for _, key := range keys {
keyIdx[key] = true
}
for k, e := range elements {
if _, ok := keyIdx[k]; !ok {
result[k] = e
}
}
return result
}
// Copy will copy all elements in a map and return a new representational map
func Copy(elements map[string]any) (result map[string]any) {
result = make(map[string]any, len(elements))
for k, v := range elements {
result[k] = v
}
return result
}
// StringSliceFromMap asserts a map any value to a []string provided it has a good type.
func StringSliceFromMap(value any) (values []string, ok bool) {
switch v := value.(type) {
case nil:
return nil, true
case []string:
return v, true
case string:
return []string{v}, true
case []any:
for _, item := range v {
switch iv := item.(type) {
case string:
values = append(values, iv)
default:
return nil, false
}
}
return values, true
default:
return nil, false
}
}