mirror of https://github.com/goccy/go-json.git
Fix error case
This commit is contained in:
Masaaki Goshima
parent
080bd5e4eb
commit
23290f4ce4
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@ -77,6 +77,11 @@ func (d *boolDecoder) decodeStream(s *stream, p unsafe.Pointer) error {
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}
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**(**bool)(unsafe.Pointer(&p)) = false
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return nil
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case 'n':
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if err := nullBytes(s); err != nil {
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return err
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}
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**(**bool)(unsafe.Pointer(&p)) = false
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case nul:
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if s.read() {
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continue
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@ -128,6 +133,22 @@ func (d *boolDecoder) decode(buf []byte, cursor int64, p unsafe.Pointer) (int64,
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cursor += 5
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**(**bool)(unsafe.Pointer(&p)) = false
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return cursor, nil
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case 'n':
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if cursor+3 >= buflen {
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return 0, errUnexpectedEndOfJSON("null", cursor)
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}
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if buf[cursor+1] != 'u' {
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return 0, errInvalidCharacter(buf[cursor+1], "null", cursor)
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}
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if buf[cursor+2] != 'l' {
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return 0, errInvalidCharacter(buf[cursor+2], "null", cursor)
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}
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if buf[cursor+3] != 'l' {
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return 0, errInvalidCharacter(buf[cursor+3], "null", cursor)
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}
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cursor += 4
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**(**bool)(unsafe.Pointer(&p)) = false
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return cursor, nil
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}
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return 0, errUnexpectedEndOfJSON("bool", cursor)
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}
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159
decode_test.go
159
decode_test.go
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@ -976,61 +976,35 @@ var unmarshalTests = []unmarshalTest{
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ptr: new(DoublePtr),
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out: DoublePtr{I: nil, J: nil},
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},
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// invalid UTF-8 is coerced to valid UTF-8.
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/*
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{
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in: "\"hello\xffworld\"", // 96
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ptr: new(string),
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out: "hello\ufffdworld",
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},
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{
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in: "\"hello\xc2\xc2world\"", // 97
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ptr: new(string),
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out: "hello\ufffd\ufffdworld",
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},
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{
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in: "\"hello\xc2\xffworld\"", // 98
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ptr: new(string),
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out: "hello\ufffd\ufffdworld",
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},
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*/
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{
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in: "\"hello\\ud800world\"", // 99
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in: "\"hello\\ud800world\"", // 96
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ptr: new(string),
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out: "hello\ufffdworld",
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},
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{
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in: "\"hello\\ud800\\ud800world\"", // 100
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in: "\"hello\\ud800\\ud800world\"", // 97
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ptr: new(string),
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out: "hello\ufffd\ufffdworld",
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},
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{
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in: "\"hello\\ud800\\ud800world\"", // 101
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in: "\"hello\\ud800\\ud800world\"", // 98
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ptr: new(string),
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out: "hello\ufffd\ufffdworld",
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},
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/*
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{
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in: "\"hello\xed\xa0\x80\xed\xb0\x80world\"", // 102
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ptr: new(string),
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out: "hello\ufffd\ufffd\ufffd\ufffd\ufffd\ufffdworld",
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},
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*/
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// Used to be issue 8305, but time.Time implements encoding.TextUnmarshaler so this works now.
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{
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in: `{"2009-11-10T23:00:00Z": "hello world"}`, // 103
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in: `{"2009-11-10T23:00:00Z": "hello world"}`, // 99
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ptr: new(map[time.Time]string),
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out: map[time.Time]string{time.Date(2009, 11, 10, 23, 0, 0, 0, time.UTC): "hello world"},
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},
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// issue 8305
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{
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in: `{"2009-11-10T23:00:00Z": "hello world"}`, // 104
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in: `{"2009-11-10T23:00:00Z": "hello world"}`, // 100
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ptr: new(map[Point]string),
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err: &json.UnmarshalTypeError{Value: "object", Type: reflect.TypeOf(Point{}), Offset: 0},
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},
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{
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in: `{"asdf": "hello world"}`, // 105
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in: `{"asdf": "hello world"}`, // 101
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ptr: new(map[unmarshaler]string),
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err: &json.UnmarshalTypeError{Value: "object", Type: reflect.TypeOf(unmarshaler{}), Offset: 1},
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},
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@ -1042,88 +1016,88 @@ var unmarshalTests = []unmarshalTest{
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// successfully unmarshaled. The custom unmarshalers were accessible in earlier
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// versions of Go, even though the custom marshaler was not.
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{
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in: `"AQID"`, // 106
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in: `"AQID"`, // 102
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ptr: new([]byteWithMarshalJSON),
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out: []byteWithMarshalJSON{1, 2, 3},
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},
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{
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in: `["Z01","Z02","Z03"]`, // 107
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in: `["Z01","Z02","Z03"]`, // 103
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ptr: new([]byteWithMarshalJSON),
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out: []byteWithMarshalJSON{1, 2, 3},
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golden: true,
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},
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{
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in: `"AQID"`, // 108
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in: `"AQID"`, // 104
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ptr: new([]byteWithMarshalText),
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out: []byteWithMarshalText{1, 2, 3},
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},
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{
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in: `["Z01","Z02","Z03"]`, // 109
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in: `["Z01","Z02","Z03"]`, // 105
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ptr: new([]byteWithMarshalText),
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out: []byteWithMarshalText{1, 2, 3},
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golden: true,
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},
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{
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in: `"AQID"`, // 110
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in: `"AQID"`, // 106
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ptr: new([]byteWithPtrMarshalJSON),
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out: []byteWithPtrMarshalJSON{1, 2, 3},
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},
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{
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in: `["Z01","Z02","Z03"]`, // 111
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in: `["Z01","Z02","Z03"]`, // 107
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ptr: new([]byteWithPtrMarshalJSON),
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out: []byteWithPtrMarshalJSON{1, 2, 3},
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golden: true,
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},
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{
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in: `"AQID"`, // 112
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in: `"AQID"`, // 108
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ptr: new([]byteWithPtrMarshalText),
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out: []byteWithPtrMarshalText{1, 2, 3},
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},
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{
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in: `["Z01","Z02","Z03"]`, // 113
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in: `["Z01","Z02","Z03"]`, // 109
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ptr: new([]byteWithPtrMarshalText),
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out: []byteWithPtrMarshalText{1, 2, 3},
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golden: true,
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},
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// ints work with the marshaler but not the base64 []byte case
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{
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in: `["Z01","Z02","Z03"]`, // 114
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in: `["Z01","Z02","Z03"]`, // 110
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ptr: new([]intWithMarshalJSON),
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out: []intWithMarshalJSON{1, 2, 3},
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golden: true,
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},
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{
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in: `["Z01","Z02","Z03"]`, // 115
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in: `["Z01","Z02","Z03"]`, // 111
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ptr: new([]intWithMarshalText),
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out: []intWithMarshalText{1, 2, 3},
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golden: true,
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},
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{
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in: `["Z01","Z02","Z03"]`, // 116
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in: `["Z01","Z02","Z03"]`, // 112
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ptr: new([]intWithPtrMarshalJSON),
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out: []intWithPtrMarshalJSON{1, 2, 3},
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golden: true,
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},
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{
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in: `["Z01","Z02","Z03"]`, // 117
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in: `["Z01","Z02","Z03"]`, // 113
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ptr: new([]intWithPtrMarshalText),
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out: []intWithPtrMarshalText{1, 2, 3},
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golden: true,
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},
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{in: `0.000001`, ptr: new(float64), out: 0.000001, golden: true}, // 118
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{in: `1e-07`, ptr: new(float64), out: 1e-7, golden: true}, // 119
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{in: `100000000000000000000`, ptr: new(float64), out: 100000000000000000000.0, golden: true}, // 120
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{in: `1e+21`, ptr: new(float64), out: 1e21, golden: true}, // 121
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{in: `-0.000001`, ptr: new(float64), out: -0.000001, golden: true}, // 122
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{in: `-1e-07`, ptr: new(float64), out: -1e-7, golden: true}, // 123
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{in: `-100000000000000000000`, ptr: new(float64), out: -100000000000000000000.0, golden: true}, // 124
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{in: `-1e+21`, ptr: new(float64), out: -1e21, golden: true}, // 125
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{in: `999999999999999900000`, ptr: new(float64), out: 999999999999999900000.0, golden: true}, // 126
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{in: `9007199254740992`, ptr: new(float64), out: 9007199254740992.0, golden: true}, // 127
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{in: `9007199254740993`, ptr: new(float64), out: 9007199254740992.0, golden: false}, // 128
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{in: `0.000001`, ptr: new(float64), out: 0.000001, golden: true}, // 114
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{in: `1e-07`, ptr: new(float64), out: 1e-7, golden: true}, // 115
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{in: `100000000000000000000`, ptr: new(float64), out: 100000000000000000000.0, golden: true}, // 116
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{in: `1e+21`, ptr: new(float64), out: 1e21, golden: true}, // 117
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{in: `-0.000001`, ptr: new(float64), out: -0.000001, golden: true}, // 118
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{in: `-1e-07`, ptr: new(float64), out: -1e-7, golden: true}, // 119
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{in: `-100000000000000000000`, ptr: new(float64), out: -100000000000000000000.0, golden: true}, // 120
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{in: `-1e+21`, ptr: new(float64), out: -1e21, golden: true}, // 121
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{in: `999999999999999900000`, ptr: new(float64), out: 999999999999999900000.0, golden: true}, // 122
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{in: `9007199254740992`, ptr: new(float64), out: 9007199254740992.0, golden: true}, // 123
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{in: `9007199254740993`, ptr: new(float64), out: 9007199254740992.0, golden: false}, // 124
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{
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in: `{"V": {"F2": "hello"}}`, // 129
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in: `{"V": {"F2": "hello"}}`, // 125
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ptr: new(VOuter),
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err: &json.UnmarshalTypeError{
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Value: `number "`,
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@ -1134,7 +1108,7 @@ var unmarshalTests = []unmarshalTest{
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},
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},
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{
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in: `{"V": {"F4": {}, "F2": "hello"}}`, // 130
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in: `{"V": {"F4": {}, "F2": "hello"}}`, // 126
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ptr: new(VOuter),
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err: &json.UnmarshalTypeError{
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Value: `number "`,
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@ -1144,20 +1118,19 @@ var unmarshalTests = []unmarshalTest{
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Offset: 30,
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},
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},
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// issue 15146.
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// invalid inputs in wrongStringTests below.
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{in: `{"B":"true"}`, ptr: new(B), out: B{true}, golden: true}, // 127
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{in: `{"B":"false"}`, ptr: new(B), out: B{false}, golden: true}, // 128
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{in: `{"B": "maybe"}`, ptr: new(B), err: errors.New(`json: bool unexpected end of JSON input`)}, // 129
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{in: `{"B": "tru"}`, ptr: new(B), err: errors.New(`json: invalid character as bool(true)`)}, // 130
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{in: `{"B": "False"}`, ptr: new(B), err: errors.New(`json: bool unexpected end of JSON input`)}, // 131
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{in: `{"B": "null"}`, ptr: new(B), out: B{false}}, // 132
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{in: `{"B": "nul"}`, ptr: new(B), err: errors.New(`json: invalid character as null`)}, // 133
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{in: `{"B": [2, 3]}`, ptr: new(B), err: errors.New(`json: cannot unmarshal array into Go struct field B.B of type string`)}, // 134
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/*
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// issue 15146.
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// invalid inputs in wrongStringTests below.
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{in: `{"B":"true"}`, ptr: new(B), out: B{true}, golden: true}, // 131
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{in: `{"B":"false"}`, ptr: new(B), out: B{false}, golden: true}, // 132
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{in: `{"B": "maybe"}`, ptr: new(B), err: errors.New(`json: invalid use of ,string struct tag, trying to unmarshal "maybe" into bool`)}, // 133
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{in: `{"B": "tru"}`, ptr: new(B), err: errors.New(`json: invalid use of ,string struct tag, trying to unmarshal "tru" into bool`)}, // 134
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{in: `{"B": "False"}`, ptr: new(B), err: errors.New(`json: invalid use of ,string struct tag, trying to unmarshal "False" into bool`)}, // 135
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{in: `{"B": "null"}`, ptr: new(B), out: B{false}}, // 136
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{in: `{"B": "nul"}`, ptr: new(B), err: errors.New(`json: invalid use of ,string struct tag, trying to unmarshal "nul" into bool`)}, // 137
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{in: `{"B": [2, 3]}`, ptr: new(B), err: errors.New(`json: invalid use of ,string struct tag, trying to unmarshal unquoted value into bool`)}, // 138
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// additional tests for disallowUnknownFields
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{ // 139
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{ // 135
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in: `{
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"Level0": 1,
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"Level1b": 2,
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@ -1184,7 +1157,7 @@ var unmarshalTests = []unmarshalTest{
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err: fmt.Errorf("json: unknown field \"extra\""),
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disallowUnknownFields: true,
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},
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{ // 140
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{ // 136
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in: `{
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"Level0": 1,
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"Level1b": 2,
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@ -1214,30 +1187,30 @@ var unmarshalTests = []unmarshalTest{
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// issue 26444
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// UnmarshalTypeError without field & struct values
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{
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in: `{"data":{"test1": "bob", "test2": 123}}`, // 141
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in: `{"data":{"test1": "bob", "test2": 123}}`, // 137
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ptr: new(mapStringToStringData),
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err: &json.UnmarshalTypeError{Value: "number", Type: reflect.TypeOf(""), Offset: 37, Struct: "mapStringToStringData", Field: "data"},
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},
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{
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in: `{"data":{"test1": 123, "test2": "bob"}}`, // 142
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in: `{"data":{"test1": 123, "test2": "bob"}}`, // 138
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ptr: new(mapStringToStringData),
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err: &json.UnmarshalTypeError{Value: "number", Type: reflect.TypeOf(""), Offset: 21, Struct: "mapStringToStringData", Field: "data"},
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},
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// trying to decode JSON arrays or objects via TextUnmarshaler
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{
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in: `[1, 2, 3]`, // 143
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in: `[1, 2, 3]`, // 139
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ptr: new(MustNotUnmarshalText),
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err: &json.UnmarshalTypeError{Value: "array", Type: reflect.TypeOf(&MustNotUnmarshalText{}), Offset: 1},
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},
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{
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in: `{"foo": "bar"}`, // 144
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in: `{"foo": "bar"}`, // 140
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ptr: new(MustNotUnmarshalText),
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err: &json.UnmarshalTypeError{Value: "object", Type: reflect.TypeOf(&MustNotUnmarshalText{}), Offset: 1},
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},
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// #22369
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{
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in: `{"PP": {"T": {"Y": "bad-type"}}}`, // 145
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in: `{"PP": {"T": {"Y": "bad-type"}}}`, // 141
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ptr: new(P),
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err: &json.UnmarshalTypeError{
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Value: "string",
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@ -1248,7 +1221,7 @@ var unmarshalTests = []unmarshalTest{
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},
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},
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{
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in: `{"Ts": [{"Y": 1}, {"Y": 2}, {"Y": "bad-type"}]}`, // 146
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in: `{"Ts": [{"Y": 1}, {"Y": 2}, {"Y": "bad-type"}]}`, // 142
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ptr: new(PP),
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err: &json.UnmarshalTypeError{
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Value: "string",
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@ -1260,7 +1233,7 @@ var unmarshalTests = []unmarshalTest{
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},
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// #14702
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{
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in: `invalid`, // 147
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in: `invalid`, // 143
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ptr: new(json.Number),
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err: json.NewSyntaxError(
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"invalid character 'i' looking for beginning of value",
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@ -1268,29 +1241,51 @@ var unmarshalTests = []unmarshalTest{
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),
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},
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{
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in: `"invalid"`, // 148
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in: `"invalid"`, // 144
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ptr: new(json.Number),
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err: fmt.Errorf("json: invalid number literal, trying to unmarshal %q into Number", `"invalid"`),
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},
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{
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in: `{"A":"invalid"}`, // 149
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in: `{"A":"invalid"}`, // 145
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ptr: new(struct{ A json.Number }),
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err: fmt.Errorf("json: invalid number literal, trying to unmarshal %q into Number", `"invalid"`),
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},
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{
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in: `{"A":"invalid"}`, // 150
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in: `{"A":"invalid"}`, // 146
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ptr: new(struct {
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A json.Number `json:",string"`
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}),
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err: fmt.Errorf("json: invalid use of ,string struct tag, trying to unmarshal %q into json.Number", `invalid`),
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},
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{
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in: `{"A":"invalid"}`, // 151
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in: `{"A":"invalid"}`, // 147
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ptr: new(map[string]json.Number),
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err: fmt.Errorf("json: invalid number literal, trying to unmarshal %q into Number", `"invalid"`),
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},
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*/
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/*
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// invalid UTF-8 is coerced to valid UTF-8.
|
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{
|
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in: "\"hello\xffworld\"", // 148
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ptr: new(string),
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out: "hello\ufffdworld",
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},
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{
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in: "\"hello\xc2\xc2world\"", // 149
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ptr: new(string),
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out: "hello\ufffd\ufffdworld",
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},
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{
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in: "\"hello\xc2\xffworld\"", // 150
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ptr: new(string),
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out: "hello\ufffd\ufffdworld",
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},
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{
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in: "\"hello\xed\xa0\x80\xed\xb0\x80world\"", // 151
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ptr: new(string),
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out: "hello\ufffd\ufffd\ufffd\ufffd\ufffd\ufffdworld",
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},
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*/
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}
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type All struct {
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|
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8
error.go
8
error.go
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@ -133,8 +133,14 @@ func errExpected(msg string, cursor int64) *SyntaxError {
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}
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func errInvalidCharacter(c byte, context string, cursor int64) *SyntaxError {
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if c == 0 {
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return &SyntaxError{
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msg: fmt.Sprintf("json: invalid character as %s", context),
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Offset: cursor,
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}
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}
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return &SyntaxError{
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msg: fmt.Sprintf("invalid character %c as %s", c, context),
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msg: fmt.Sprintf("json: invalid character %c as %s", c, context),
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Offset: cursor,
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}
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}
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Reference in New Issue