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https://github.com/superseriousbusiness/gotosocial.git
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66b77acb1c
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
196 lines
7.8 KiB
Go
196 lines
7.8 KiB
Go
/*
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* Copyright 2021 ByteDance Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package sonic
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import (
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`io`
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`github.com/bytedance/sonic/ast`
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)
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// Config is a combination of sonic/encoder.Options and sonic/decoder.Options
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type Config struct {
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// EscapeHTML indicates encoder to escape all HTML characters
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// after serializing into JSON (see https://pkg.go.dev/encoding/json#HTMLEscape).
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// WARNING: This hurts performance A LOT, USE WITH CARE.
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EscapeHTML bool
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// SortMapKeys indicates encoder that the keys of a map needs to be sorted
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// before serializing into JSON.
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// WARNING: This hurts performance A LOT, USE WITH CARE.
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SortMapKeys bool
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// CompactMarshaler indicates encoder that the output JSON from json.Marshaler
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// is always compact and needs no validation
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CompactMarshaler bool
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// NoQuoteTextMarshaler indicates encoder that the output text from encoding.TextMarshaler
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// is always escaped string and needs no quoting
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NoQuoteTextMarshaler bool
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// NoNullSliceOrMap indicates encoder that all empty Array or Object are encoded as '[]' or '{}',
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// instead of 'null'
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NoNullSliceOrMap bool
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// UseInt64 indicates decoder to unmarshal an integer into an interface{} as an
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// int64 instead of as a float64.
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UseInt64 bool
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// UseNumber indicates decoder to unmarshal a number into an interface{} as a
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// json.Number instead of as a float64.
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UseNumber bool
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// UseUnicodeErrors indicates decoder to return an error when encounter invalid
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// UTF-8 escape sequences.
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UseUnicodeErrors bool
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// DisallowUnknownFields indicates decoder to return an error when the destination
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// is a struct and the input contains object keys which do not match any
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// non-ignored, exported fields in the destination.
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DisallowUnknownFields bool
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// CopyString indicates decoder to decode string values by copying instead of referring.
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CopyString bool
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// ValidateString indicates decoder and encoder to valid string values: decoder will return errors
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// when unescaped control chars(\u0000-\u001f) in the string value of JSON.
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ValidateString bool
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// NoValidateJSONMarshaler indicates that the encoder should not validate the output string
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// after encoding the JSONMarshaler to JSON.
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NoValidateJSONMarshaler bool
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}
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var (
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// ConfigDefault is the default config of APIs, aiming at efficiency and safty.
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ConfigDefault = Config{}.Froze()
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// ConfigStd is the standard config of APIs, aiming at being compatible with encoding/json.
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ConfigStd = Config{
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EscapeHTML : true,
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SortMapKeys: true,
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CompactMarshaler: true,
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CopyString : true,
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ValidateString : true,
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}.Froze()
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// ConfigFastest is the fastest config of APIs, aiming at speed.
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ConfigFastest = Config{
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NoQuoteTextMarshaler: true,
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NoValidateJSONMarshaler: true,
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}.Froze()
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)
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// API is a binding of specific config.
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// This interface is inspired by github.com/json-iterator/go,
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// and has same behaviors under equavilent config.
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type API interface {
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// MarshalToString returns the JSON encoding string of v
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MarshalToString(v interface{}) (string, error)
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// Marshal returns the JSON encoding bytes of v.
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Marshal(v interface{}) ([]byte, error)
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// MarshalIndent returns the JSON encoding bytes with indent and prefix.
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MarshalIndent(v interface{}, prefix, indent string) ([]byte, error)
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// UnmarshalFromString parses the JSON-encoded bytes and stores the result in the value pointed to by v.
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UnmarshalFromString(str string, v interface{}) error
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// Unmarshal parses the JSON-encoded string and stores the result in the value pointed to by v.
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Unmarshal(data []byte, v interface{}) error
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// NewEncoder create a Encoder holding writer
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NewEncoder(writer io.Writer) Encoder
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// NewDecoder create a Decoder holding reader
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NewDecoder(reader io.Reader) Decoder
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// Valid validates the JSON-encoded bytes and reportes if it is valid
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Valid(data []byte) bool
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}
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// Encoder encodes JSON into io.Writer
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type Encoder interface {
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// Encode writes the JSON encoding of v to the stream, followed by a newline character.
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Encode(val interface{}) error
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// SetEscapeHTML specifies whether problematic HTML characters
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// should be escaped inside JSON quoted strings.
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// The default behavior NOT ESCAPE
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SetEscapeHTML(on bool)
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// SetIndent instructs the encoder to format each subsequent encoded value
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// as if indented by the package-level function Indent(dst, src, prefix, indent).
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// Calling SetIndent("", "") disables indentation
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SetIndent(prefix, indent string)
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}
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// Decoder decodes JSON from io.Read
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type Decoder interface {
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// Decode reads the next JSON-encoded value from its input and stores it in the value pointed to by v.
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Decode(val interface{}) error
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// Buffered returns a reader of the data remaining in the Decoder's buffer.
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// The reader is valid until the next call to Decode.
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Buffered() io.Reader
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// DisallowUnknownFields causes the Decoder to return an error when the destination is a struct
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// and the input contains object keys which do not match any non-ignored, exported fields in the destination.
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DisallowUnknownFields()
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// More reports whether there is another element in the current array or object being parsed.
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More() bool
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// UseNumber causes the Decoder to unmarshal a number into an interface{} as a Number instead of as a float64.
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UseNumber()
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}
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// Marshal returns the JSON encoding bytes of v.
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func Marshal(val interface{}) ([]byte, error) {
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return ConfigDefault.Marshal(val)
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}
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// MarshalString returns the JSON encoding string of v.
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func MarshalString(val interface{}) (string, error) {
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return ConfigDefault.MarshalToString(val)
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}
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// Unmarshal parses the JSON-encoded data and stores the result in the value pointed to by v.
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// NOTICE: This API copies given buffer by default,
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// if you want to pass JSON more efficiently, use UnmarshalString instead.
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func Unmarshal(buf []byte, val interface{}) error {
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return ConfigDefault.Unmarshal(buf, val)
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}
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// UnmarshalString is like Unmarshal, except buf is a string.
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func UnmarshalString(buf string, val interface{}) error {
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return ConfigDefault.UnmarshalFromString(buf, val)
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}
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// Get searches the given path from json,
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// and returns its representing ast.Node.
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//
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// Each path arg must be integer or string:
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// - Integer is target index(>=0), means searching current node as array.
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// - String is target key, means searching current node as object.
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//
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//
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// Note, the api expects the json is well-formed at least,
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// otherwise it may return unexpected result.
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func Get(src []byte, path ...interface{}) (ast.Node, error) {
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return GetFromString(string(src), path...)
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}
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// GetFromString is same with Get except src is string,
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// which can reduce unnecessary memory copy.
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func GetFromString(src string, path ...interface{}) (ast.Node, error) {
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return ast.NewSearcher(src).GetByPath(path...)
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}
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// Valid reports whether data is a valid JSON encoding.
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func Valid(data []byte) bool {
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return ConfigDefault.Valid(data)
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}
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