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author | 2023-06-01 22:20:16 +0100 | |
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committer | 2023-06-01 22:20:16 +0100 | |
commit | 55aacaf4b07c1921061245cbaa3d307e97cf3c29 (patch) | |
tree | d969c5d9728566de1e794e19c5b19d3b660f790e /vendor/github.com/bytedance/sonic/decoder/decoder_compat.go | |
parent | [chore/frontend] refactor header templating, add apple-touch-icon (#1850) (diff) | |
download | gotosocial-55aacaf4b07c1921061245cbaa3d307e97cf3c29.tar.xz |
[chore]: Bump github.com/gin-gonic/gin from 1.9.0 to 1.9.1 (#1855)
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Diffstat (limited to 'vendor/github.com/bytedance/sonic/decoder/decoder_compat.go')
-rw-r--r-- | vendor/github.com/bytedance/sonic/decoder/decoder_compat.go | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/vendor/github.com/bytedance/sonic/decoder/decoder_compat.go b/vendor/github.com/bytedance/sonic/decoder/decoder_compat.go new file mode 100644 index 000000000..e6b9463d7 --- /dev/null +++ b/vendor/github.com/bytedance/sonic/decoder/decoder_compat.go @@ -0,0 +1,196 @@ +// +build !amd64 go1.21 + +/* +* Copyright 2023 ByteDance Inc. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +package decoder + +import ( + `encoding/json` + `bytes` + `reflect` + `github.com/bytedance/sonic/internal/native/types` + `github.com/bytedance/sonic/option` + `io` +) + +const ( + _F_use_int64 = iota + _F_use_number + _F_disable_urc + _F_disable_unknown + _F_copy_string + _F_validate_string + + _F_allow_control = 31 +) + +type Options uint64 + +const ( + OptionUseInt64 Options = 1 << _F_use_int64 + OptionUseNumber Options = 1 << _F_use_number + OptionUseUnicodeErrors Options = 1 << _F_disable_urc + OptionDisableUnknown Options = 1 << _F_disable_unknown + OptionCopyString Options = 1 << _F_copy_string + OptionValidateString Options = 1 << _F_validate_string +) + +func (self *Decoder) SetOptions(opts Options) { + if (opts & OptionUseNumber != 0) && (opts & OptionUseInt64 != 0) { + panic("can't set OptionUseInt64 and OptionUseNumber both!") + } + self.f = uint64(opts) +} + + +// Decoder is the decoder context object +type Decoder struct { + i int + f uint64 + s string +} + +// NewDecoder creates a new decoder instance. +func NewDecoder(s string) *Decoder { + return &Decoder{s: s} +} + +// Pos returns the current decoding position. +func (self *Decoder) Pos() int { + return self.i +} + +func (self *Decoder) Reset(s string) { + self.s = s + self.i = 0 + // self.f = 0 +} + +// NOTE: api fallback do nothing +func (self *Decoder) CheckTrailings() error { + pos := self.i + buf := self.s + /* skip all the trailing spaces */ + if pos != len(buf) { + for pos < len(buf) && (types.SPACE_MASK & (1 << buf[pos])) != 0 { + pos++ + } + } + + /* then it must be at EOF */ + if pos == len(buf) { + return nil + } + + /* junk after JSON value */ + return nil +} + + +// Decode parses the JSON-encoded data from current position and stores the result +// in the value pointed to by val. +func (self *Decoder) Decode(val interface{}) error { + r := bytes.NewBufferString(self.s) + dec := json.NewDecoder(r) + if (self.f | uint64(OptionUseNumber)) != 0 { + dec.UseNumber() + } + if (self.f | uint64(OptionDisableUnknown)) != 0 { + dec.DisallowUnknownFields() + } + return dec.Decode(val) +} + +// UseInt64 indicates the Decoder to unmarshal an integer into an interface{} as an +// int64 instead of as a float64. +func (self *Decoder) UseInt64() { + self.f |= 1 << _F_use_int64 + self.f &^= 1 << _F_use_number +} + +// UseNumber indicates the Decoder to unmarshal a number into an interface{} as a +// json.Number instead of as a float64. +func (self *Decoder) UseNumber() { + self.f &^= 1 << _F_use_int64 + self.f |= 1 << _F_use_number +} + +// UseUnicodeErrors indicates the Decoder to return an error when encounter invalid +// UTF-8 escape sequences. +func (self *Decoder) UseUnicodeErrors() { + self.f |= 1 << _F_disable_urc +} + +// DisallowUnknownFields indicates the Decoder to return an error when the destination +// is a struct and the input contains object keys which do not match any +// non-ignored, exported fields in the destination. +func (self *Decoder) DisallowUnknownFields() { + self.f |= 1 << _F_disable_unknown +} + +// CopyString indicates the Decoder to decode string values by copying instead of referring. +func (self *Decoder) CopyString() { + self.f |= 1 << _F_copy_string +} + +// ValidateString causes the Decoder to validate string values when decoding string value +// in JSON. Validation is that, returning error when unescaped control chars(0x00-0x1f) or +// invalid UTF-8 chars in the string value of JSON. +func (self *Decoder) ValidateString() { + self.f |= 1 << _F_validate_string +} + +// Pretouch compiles vt ahead-of-time to avoid JIT compilation on-the-fly, in +// order to reduce the first-hit latency. +// +// Opts are the compile options, for example, "option.WithCompileRecursiveDepth" is +// a compile option to set the depth of recursive compile for the nested struct type. +func Pretouch(vt reflect.Type, opts ...option.CompileOption) error { + return nil +} + +type StreamDecoder struct { + r io.Reader + buf []byte + scanp int + scanned int64 + err error + Decoder +} + +// NewStreamDecoder adapts to encoding/json.NewDecoder API. +// +// NewStreamDecoder returns a new decoder that reads from r. +func NewStreamDecoder(r io.Reader) *StreamDecoder { + return &StreamDecoder{r : r} +} + +// Decode decodes input stream into val with corresponding data. +// Redundantly bytes may be read and left in its buffer, and can be used at next call. +// Either io error from underlying io.Reader (except io.EOF) +// or syntax error from data will be recorded and stop subsequently decoding. +func (self *StreamDecoder) Decode(val interface{}) (err error) { + dec := json.NewDecoder(self.r) + if (self.f | uint64(OptionUseNumber)) != 0 { + dec.UseNumber() + } + if (self.f | uint64(OptionDisableUnknown)) != 0 { + dec.DisallowUnknownFields() + } + return dec.Decode(val) +} + |