mirror of
https://github.com/nabbar/golib.git
synced 2025-12-24 11:51:02 +08:00
96 lines
2.5 KiB
Go
96 lines
2.5 KiB
Go
/***********************************************************************************************************************
|
|
*
|
|
* MIT License
|
|
*
|
|
* Copyright (c) 2022 Nicolas JUHEL
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
* copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
*
|
|
**********************************************************************************************************************/
|
|
|
|
package viper
|
|
|
|
import (
|
|
"math"
|
|
"reflect"
|
|
|
|
libmap "github.com/go-viper/mapstructure/v2"
|
|
spfvpr "github.com/spf13/viper"
|
|
)
|
|
|
|
func (v *viper) hookIdx() uint8 {
|
|
i := v.i.Load()
|
|
if i < math.MaxUint8 {
|
|
return uint8(i)
|
|
} else {
|
|
return math.MaxUint8
|
|
}
|
|
}
|
|
|
|
func (v *viper) hookIdxInc() uint8 {
|
|
v.i.Add(1)
|
|
return v.hookIdx()
|
|
}
|
|
|
|
func (v *viper) HookRegister(hook libmap.DecodeHookFunc) {
|
|
v.h.Store(v.hookIdxInc(), hook)
|
|
}
|
|
|
|
func (v *viper) HookReset() {
|
|
v.h.Clean()
|
|
}
|
|
|
|
func (v *viper) hookFuncViperDecoder() spfvpr.DecoderConfigOption {
|
|
return func(c *libmap.DecoderConfig) {
|
|
h := c.DecodeHook
|
|
c.DecodeHook = libmap.ComposeDecodeHookFunc(
|
|
v.hookFuncMapDecoder(),
|
|
h,
|
|
)
|
|
}
|
|
}
|
|
|
|
func (v *viper) hookFuncMapDecoder() libmap.DecodeHookFunc {
|
|
return func(f reflect.Value, t reflect.Value) (interface{}, error) {
|
|
var err error
|
|
data := f.Interface()
|
|
newFrom := f
|
|
|
|
v.h.Walk(func(key uint8, val interface{}) bool {
|
|
if val == nil {
|
|
return true
|
|
}
|
|
|
|
if data, err = libmap.DecodeHookExec(val, newFrom, t); err != nil {
|
|
return false
|
|
}
|
|
|
|
newFrom = reflect.ValueOf(data)
|
|
return true
|
|
})
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return data, nil
|
|
}
|
|
}
|