github.com/mundipagg/tracer-splunk-writer@v1.0.6/json/encoder/map.go (about)

     1  package encoder
     2  
     3  import (
     4  	"fmt"
     5  	"github.com/json-iterator/go"
     6  	"os"
     7  	"unsafe"
     8  )
     9  
    10  type Map struct {
    11  	Strategy func(string) string
    12  }
    13  
    14  func (enc *Map) IsEmpty(ptr unsafe.Pointer) bool {
    15  	s := (*string)(ptr)
    16  	return s == nil || *s == ""
    17  }
    18  
    19  func (enc *Map) Encode(ptr unsafe.Pointer, stream *jsoniter.Stream) {
    20  	beforeBuffer := stream.Buffer()
    21  	defer func() {
    22  		err := recover()
    23  		if err != nil {
    24  			fmt.Fprintf(os.Stderr, "a error occurred while serialization of 'map', error: '%v'", err)
    25  			stream.SetBuffer(beforeBuffer)
    26  		}
    27  	}()
    28  	if enc.IsEmpty(ptr) {
    29  		stream.WriteString("")
    30  	} else {
    31  		s := (*string)(ptr)
    32  		stream.WriteString(enc.Strategy(*s))
    33  	}
    34  }