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#135 fix double negative

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This commit is contained in:
Tao Wen 2017-07-18 11:05:39 +08:00
parent f6da8e62c3
commit c966eaa031
2 changed files with 29 additions and 0 deletions
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16
feature_iter_float.go
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@ -159,6 +159,14 @@ func (iter *Iterator) readFloat32SlowPath() (ret float32) {
if iter.Error != nil && iter.Error != io.EOF { if iter.Error != nil && iter.Error != io.EOF {
return return
} }
if len(str) == 0 {
iter.ReportError("readFloat32SlowPath", "empty number")
return
}
if str[0] == '-' {
iter.ReportError("readFloat32SlowPath", "-- is not valid")
return
}
val, err := strconv.ParseFloat(str, 32) val, err := strconv.ParseFloat(str, 32)
if err != nil { if err != nil {
iter.Error = err iter.Error = err
@ -233,6 +241,14 @@ func (iter *Iterator) readFloat64SlowPath() (ret float64) {
if iter.Error != nil && iter.Error != io.EOF { if iter.Error != nil && iter.Error != io.EOF {
return return
} }
if len(str) == 0 {
iter.ReportError("readFloat64SlowPath", "empty number")
return
}
if str[0] == '-' {
iter.ReportError("readFloat64SlowPath", "-- is not valid")
return
}
val, err := strconv.ParseFloat(str, 64) val, err := strconv.ParseFloat(str, 64)
if err != nil { if err != nil {
iter.Error = err iter.Error = err

13
jsoniter_invalid_test.go
View File

@ -3,6 +3,7 @@ package jsoniter
import ( import (
"github.com/stretchr/testify/require" "github.com/stretchr/testify/require"
"testing" "testing"
"encoding/json"
) )
func Test_missing_object_end(t *testing.T) { func Test_missing_object_end(t *testing.T) {
@ -65,3 +66,15 @@ func Test_invalid_array_input(t *testing.T) {
obj := [0]string{} obj := [0]string{}
should.NotNil(Unmarshal(input, &obj)) should.NotNil(Unmarshal(input, &obj))
} }
func Test_double_negative(t *testing.T) {
should := require.New(t)
var v interface{}
should.NotNil(json.Unmarshal([]byte(`--2`), &v))
var vFloat64 float64
should.NotNil(UnmarshalFromString(`--2`, &vFloat64))
var vFloat32 float32
should.NotNil(UnmarshalFromString(`--2`, &vFloat32))
var vInt int
should.NotNil(UnmarshalFromString(`--2`, &vInt))
}