gf/util/gutil/gutil_dump.go at develop · kuainiao/gf

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// This Source Code Form is subject to the terms of the MIT License.

// If a copy of the MIT was not distributed with this file,

// You can obtain one at https://github.com/gogf/gf.

package gutil

import (

"bytes"

"fmt"

"github.com/gogf/gf/internal/json"

"github.com/gogf/gf/util/gconv"

"os"

"reflect"

)

// Dump prints variables <i...> to stdout with more manually readable.

func Dump(i ...interface{}) {

s := Export(i...)

if s != "" {

fmt.Println(s)

}

// Export returns variables <i...> as a string with more manually readable.

func Export(i ...interface{}) string {

buffer := bytes.NewBuffer(nil)

for _, v := range i {

if b, ok := v.([]byte); ok {

buffer.Write(b)

} else {

rv := reflect.ValueOf(v)

kind := rv.Kind()

if kind == reflect.Ptr {

rv = rv.Elem()

kind = rv.Kind()

}

switch kind {

case reflect.Slice, reflect.Array:

v = gconv.Interfaces(v)

case reflect.Map, reflect.Struct:

v = gconv.Map(v)

}

encoder := json.NewEncoder(buffer)

encoder.SetEscapeHTML(false)

encoder.SetIndent("", "\t")

if err := encoder.Encode(v); err != nil {

fmt.Fprintln(os.Stderr, err.Error())

}

return buffer.String()

}

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