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Merge pull request #344 from orisano/fix/#343 

fix: to care ints minimum values
This commit is contained in:
Masaaki Goshima 2022-03-13 00:49:37 +09:00 committed by GitHub
parent d496803519 f714c3961d
commit e99e62dcbc
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 6 deletions
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6
decode_test.go
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@ -1317,6 +1317,12 @@ var unmarshalTests = []unmarshalTest{
ptr: new(string),
out: "hello\ufffd\ufffd\ufffd\ufffd\ufffd\ufffdworld",
},
{in: "-128", ptr: new(int8), out: int8(-128)},
{in: "127", ptr: new(int8), out: int8(127)},
{in: "-32768", ptr: new(int16), out: int16(-32768)},
{in: "32767", ptr: new(int16), out: int16(32767)},
{in: "-2147483648", ptr: new(int32), out: int32(-2147483648)},
{in: "2147483647", ptr: new(int32), out: int32(2147483647)},
}
type All struct {

12
internal/decoder/int.go
View File

@ -192,15 +192,15 @@ func (d *intDecoder) DecodeStream(s *Stream, depth int64, p unsafe.Pointer) erro
}
switch d.kind {
case reflect.Int8:
if i64 <= -1*(1<<7) || (1<<7) <= i64 {
if i64 < -1*(1<<7) || (1<<7) <= i64 {
return d.typeError(bytes, s.totalOffset())
}
case reflect.Int16:
if i64 <= -1*(1<<15) || (1<<15) <= i64 {
if i64 < -1*(1<<15) || (1<<15) <= i64 {
return d.typeError(bytes, s.totalOffset())
}
case reflect.Int32:
if i64 <= -1*(1<<31) || (1<<31) <= i64 {
if i64 < -1*(1<<31) || (1<<31) <= i64 {
return d.typeError(bytes, s.totalOffset())
}
}
@ -225,15 +225,15 @@ func (d *intDecoder) Decode(ctx *RuntimeContext, cursor, depth int64, p unsafe.P
}
switch d.kind {
case reflect.Int8:
if i64 <= -1*(1<<7) || (1<<7) <= i64 {
if i64 < -1*(1<<7) || (1<<7) <= i64 {
return 0, d.typeError(bytes, cursor)
}
case reflect.Int16:
if i64 <= -1*(1<<15) || (1<<15) <= i64 {
if i64 < -1*(1<<15) || (1<<15) <= i64 {
return 0, d.typeError(bytes, cursor)
}
case reflect.Int32:
if i64 <= -1*(1<<31) || (1<<31) <= i64 {
if i64 < -1*(1<<31) || (1<<31) <= i64 {
return 0, d.typeError(bytes, cursor)
}
}