mirror of
https://gitee.com/johng/gf.git
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138 lines
3.3 KiB
Go
138 lines
3.3 KiB
Go
// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package gconv
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import (
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"reflect"
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)
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// SliceAny is alias of Interfaces.
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func SliceAny(i interface{}) []interface{} {
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return Interfaces(i)
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}
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// Interfaces converts <i> to []interface{}.
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func Interfaces(i interface{}) []interface{} {
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if i == nil {
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return nil
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}
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if r, ok := i.([]interface{}); ok {
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return r
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} else if r, ok := i.(apiInterfaces); ok {
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return r.Interfaces()
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} else {
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var array []interface{}
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switch value := i.(type) {
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case []string:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []int:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []int8:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []int16:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []int32:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []int64:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []uint:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []uint8:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []uint16:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []uint32:
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for _, v := range value {
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array = append(array, v)
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}
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case []uint64:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []bool:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []float32:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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case []float64:
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array = make([]interface{}, len(value))
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for k, v := range value {
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array[k] = v
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}
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default:
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// Finally we use reflection.
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var (
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reflectValue = reflect.ValueOf(i)
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reflectKind = reflectValue.Kind()
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)
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for reflectKind == reflect.Ptr {
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reflectValue = reflectValue.Elem()
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reflectKind = reflectValue.Kind()
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}
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switch reflectKind {
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case reflect.Slice, reflect.Array:
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array = make([]interface{}, reflectValue.Len())
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for i := 0; i < reflectValue.Len(); i++ {
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array[i] = reflectValue.Index(i).Interface()
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}
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// Eg: {"K1": "v1", "K2": "v2"} => ["K1", "v1", "K2", "v2"]
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case reflect.Map:
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array = make([]interface{}, 0)
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for _, key := range reflectValue.MapKeys() {
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array = append(array, key.Interface())
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array = append(array, reflectValue.MapIndex(key).Interface())
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}
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// Eg: {"K1": "v1", "K2": "v2"} => ["K1", "v1", "K2", "v2"]
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case reflect.Struct:
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array = make([]interface{}, 0)
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// Note that, it uses the gconv tag name instead of the attribute name if
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// the gconv tag is fined in the struct attributes.
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for k, v := range Map(reflectValue) {
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array = append(array, k)
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array = append(array, v)
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}
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default:
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return []interface{}{i}
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}
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}
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return array
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}
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}
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