gopkg/util/json.go

// Package util...
//
// Description : json 工具函数
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 2021-09-14 8:38 下午
package util

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io"
	"os"
	"reflect"
)

// JSONUnmarshalWithNumber 解析json
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 8:39 下午 2021/9/14
func JSONUnmarshalWithNumber(byteData []byte, receiver interface{}) error {
	decoder := json.NewDecoder(bytes.NewReader(byteData))
	decoder.UseNumber()
	return decoder.Decode(receiver)
}

// JSONUnmarshalWithNumberForIOReader ...
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 8:43 下午 2021/9/14
func JSONUnmarshalWithNumberForIOReader(ioReader io.ReadCloser, receiver interface{}) error {
	decoder := json.NewDecoder(ioReader)
	decoder.UseNumber()
	return decoder.Decode(receiver)
}

// JSONConsoleOutput ...
//
// Author : go_developer@163.com<白茶清欢>
//
// Date : 5:45 下午 2021/11/5
func JSONConsoleOutput(data interface{}) {
	var out bytes.Buffer
	switch reflect.TypeOf(data).Kind() {
	case reflect.Slice:
		fallthrough
	case reflect.Array:
		fallthrough
	case reflect.Map:
		fallthrough
	case reflect.Ptr:
		byteData, _ := json.Marshal(data)
		_ = json.Indent(&out, []byte(string(byteData)+"\n"), "", "\t")
		_, _ = out.WriteTo(os.Stdout)
		return
	case reflect.Int:
		fallthrough
	case reflect.Int8:
		fallthrough
	case reflect.Int16:
		fallthrough
	case reflect.Int32:
		fallthrough
	case reflect.Int64:
		fallthrough
	case reflect.Uint:
		fallthrough
	case reflect.Uint8:
		fallthrough
	case reflect.Uint16:
		fallthrough
	case reflect.Uint32:
		fallthrough
	case reflect.Uint64:
		fallthrough
	case reflect.Float32:
		fallthrough
	case reflect.Float64:
		fallthrough
	case reflect.String:
		_ = json.Indent(&out, []byte(fmt.Sprintf("%v\n", data)), "", "\t")
		_, _ = out.WriteTo(os.Stdout)
		return
	default:
		fmt.Println("")
	}
}