DEV
3 years ago
parent
7e8cfee304
commit
36e6cf3998
@ -1 +1,3 @@
|
||||
module app
|
||||
|
||||
go 1.20
|
||||
@ -1,3 +0,0 @@
|
||||
module activething.com/go/gogo/core/reflects
|
||||
|
||||
go 1.20
|
||||
@ -0,0 +1,3 @@
|
||||
module activething.com/go/gogo/packs/reflects
|
||||
|
||||
go 1.20
|
||||
@ -0,0 +1,72 @@
|
||||
// ------------------------------------------------------------------------
|
||||
// Project atila
|
||||
// Active Thing (activething.com) git.activething.com/go
|
||||
//
|
||||
// File name rmap.go
|
||||
// Created by DEV
|
||||
// Modified 28/01/2024
|
||||
//
|
||||
// Copyright 2024 activething.com
|
||||
// ------------------------------------------------------------------------
|
||||
// Licensed under the Apache License, Version 2.0 (the "License");
|
||||
// you may not use this file except in compliance with the License.
|
||||
// You may obtain a copy of the License at
|
||||
//
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
//
|
||||
// Unless required by applicable law or agreed to in writing, software
|
||||
// distributed under the License is distributed on an "AS IS" BASIS,
|
||||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
// ------------------------------------------------------------------------
|
||||
|
||||
package reflects
|
||||
|
||||
import (
|
||||
"reflect"
|
||||
"sort"
|
||||
)
|
||||
|
||||
|
||||
type (
|
||||
|
||||
RMap struct {
|
||||
KeyValues []RKeyValue
|
||||
}
|
||||
)
|
||||
|
||||
|
||||
func NewRMap (value reflect.Value, stringifyFn func(v reflect.Value) (string,error), scapeFn func(string)string) (*RMap,error) {
|
||||
ls := make([]RKeyValue,value.Len())
|
||||
mi := value.MapRange()
|
||||
|
||||
sf := scapeFn
|
||||
if sf == nil {
|
||||
sf = func(v string) string { return v }
|
||||
}
|
||||
|
||||
for i:=0; mi.Next(); i++ {
|
||||
k,e := NewRKeyValue(mi.Key(),mi.Value(), stringifyFn,sf)
|
||||
if e != nil {
|
||||
return nil,e
|
||||
}
|
||||
ls[i]=*k
|
||||
}
|
||||
|
||||
sort.Slice(ls,func(i,j int) bool { return ls[i].Key < ls[j].Key })
|
||||
|
||||
return &RMap {
|
||||
KeyValues: ls,
|
||||
},nil
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
func ensureScapeFn (sfn func(string)string) func(string)string {
|
||||
if sfn == nil {
|
||||
return func(v string) string { return v }
|
||||
}
|
||||
return sfn
|
||||
}
|
||||
@ -0,0 +1,87 @@
|
||||
// ------------------------------------------------------------------------
|
||||
// Project atila
|
||||
// Active Thing (activething.com) git.activething.com/go
|
||||
//
|
||||
// File name rmap.go
|
||||
// Created by DEV
|
||||
// Modified 28/01/2024
|
||||
//
|
||||
// Copyright 2024 activething.com
|
||||
// ------------------------------------------------------------------------
|
||||
// Licensed under the Apache License, Version 2.0 (the "License");
|
||||
// you may not use this file except in compliance with the License.
|
||||
// You may obtain a copy of the License at
|
||||
//
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
//
|
||||
// Unless required by applicable law or agreed to in writing, software
|
||||
// distributed under the License is distributed on an "AS IS" BASIS,
|
||||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
// ------------------------------------------------------------------------
|
||||
|
||||
package reflects
|
||||
|
||||
import (
|
||||
"activething.com/go/gogo/packs"
|
||||
"encoding"
|
||||
"reflect"
|
||||
"strconv"
|
||||
)
|
||||
|
||||
type (
|
||||
|
||||
RKeyValue struct {
|
||||
RKey reflect.Value
|
||||
RVal reflect.Value
|
||||
Key string
|
||||
}
|
||||
|
||||
|
||||
)
|
||||
|
||||
|
||||
func NewRKeyValue(key reflect.Value, value reflect.Value, stringifyFn func(v reflect.Value) (string,error), scapeFn func(string) string) (*RKeyValue,error) {
|
||||
kv := &RKeyValue{
|
||||
RKey : key,
|
||||
RVal : value,
|
||||
}
|
||||
if kv.RKey.Kind() == reflect.String {
|
||||
kv.Key = scapeFn(kv.RKey.String())
|
||||
return kv,nil
|
||||
}
|
||||
|
||||
if tm,hs := kv.RKey.Interface().(encoding.TextMarshaler); hs {
|
||||
if kv.RKey.Kind() == reflect.Pointer && kv.RKey.IsNil() {
|
||||
return nil,packs.G.ErrInvalidKey
|
||||
}
|
||||
b,e := tm.MarshalText()
|
||||
if e != nil {
|
||||
return nil,packs.G.ErrInvalidKey
|
||||
}
|
||||
kv.Key = string(b)
|
||||
return kv,nil
|
||||
}
|
||||
|
||||
if stringifyFn != nil {
|
||||
b,e := stringifyFn(kv.RKey)
|
||||
if e != nil {
|
||||
return nil,packs.G.ErrInvalidKey.WithCause(e)
|
||||
}
|
||||
kv.Key = scapeFn(b)
|
||||
return kv,nil
|
||||
}
|
||||
|
||||
switch key.Kind() {
|
||||
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
|
||||
kv.Key = strconv.FormatInt(kv.RKey.Int(), 10)
|
||||
return kv,nil
|
||||
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
|
||||
kv.Key= strconv.FormatUint(kv.RKey.Uint(), 10)
|
||||
return kv,nil
|
||||
}
|
||||
|
||||
return nil,packs.G.ErrInvalidKey
|
||||
|
||||
}
|
||||
Loading…
Reference in new issue