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Merge pull request #406 from bbrks/fix_nil_map_encoding

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Fixes #405 - Encode nil map into null
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Tao Wen 2019-09-23 13:59:22 +08:00 committed by GitHub
commit 695ec2b83b
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2 changed files with 12 additions and 0 deletions
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8
misc_tests/jsoniter_map_test.go
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@ -42,3 +42,11 @@ func Test_map_eface_of_eface(t *testing.T) {
should.NoError(err)
should.Equal(`{"1":2,"3":"4"}`, output)
}
func Test_encode_nil_map(t *testing.T) {
should := require.New(t)
var nilMap map[string]string
output, err := jsoniter.MarshalToString(nilMap)
should.NoError(err)
should.Equal(`null`, output)
}

4
reflect_map.go
View File

@ -249,6 +249,10 @@ type mapEncoder struct {
}
func (encoder *mapEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
if *(*unsafe.Pointer)(ptr) == nil {
stream.WriteNil()
return
}
stream.WriteObjectStart()
iter := encoder.mapType.UnsafeIterate(ptr)
for i := 0; iter.HasNext(); i++ {