json

package
v1.4.0 Latest Latest
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 Go to latest Published: Oct 16, 2018 License: MIT Imports: 11 Imported by: 0

Documentation

Index

Constants

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const (
	BeginArray     = '['
	BeginObject    = '{'
	EndArray       = ']'
	EndObject      = '}'
	NameSeparator  = ':'
	ValueSeparator = ','
	QuotationMark  = '"'
	EscapeMark     = '\\'
)
View Source 
const (
	FalseValue = "false"
	TrueValue  = "true"
	NullValue  = "null"
)
View Source 
const (
	PathSeparator = '.'
	PathEscape    = '\\'
)
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const AS = 57348
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const AliasSpecifier = "AS"
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const BOOLEAN = 57348
View Source 
const EOF = -1
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const IndentSpaces = 2
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const NULL = 57349
View Source 
const NUMBER = 57346
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const OBJECT_PATH = 57346
View Source 
const PATH_IDENTIFIER = 57346
View Source 
const PATH_INDEX = 57347
View Source 
const STRING = 57347

Variables

View Source 
var Path = PathMap{}
View Source 
var Query = QueryMap{}
View Source 
var WhiteSpaces = []rune{
	32,
	9,
	10,
	13,
}

Functions

func ConvertToArray 

func ConvertToArray(array Array) []value.Primary

func ConvertToTableValue 

func ConvertToTableValue(array Array) ([]string, [][]value.Primary, error)

func ConvertToValue 

func ConvertToValue(structure Structure) value.Primary

func EncodeRune 

func EncodeRune(r rune) []byte

func Escape 

func Escape(s string) string

func EscapeAll 

func EscapeAll(s string) string

func EscapeIdentifier 

func EscapeIdentifier(s string) string

func EscapeWithHexDigits 

func EscapeWithHexDigits(s string) string

func LoadArray 

func LoadArray(queryString string, json string) ([]value.Primary, error)

func LoadTable 

func LoadTable(queryString string, json string) ([]string, [][]value.Primary, error)

func LoadValue 

func LoadValue(queryString string, json string) (value.Primary, error)

func NewPathSyntaxError 

func NewPathSyntaxError(message string, token PathToken) error

func NewQuerySyntaxError 

func NewQuerySyntaxError(message string, token QueryToken) error

func NewSyntaxError 

func NewSyntaxError(message string, token Token) error

func Quote 

func Quote(s string) string

func Unescape 

func Unescape(s string) string

Types

type Array 

type Array []Structure

func (Array) String 

func (ar Array) String() string

type ArrayItem 

type ArrayItem struct {
	Index int
	Child QueryExpression
}

func (ArrayItem) FieldLabel 

func (e ArrayItem) FieldLabel() string

type Boolean 

type Boolean bool

func (Boolean) String 

func (b Boolean) String() string

type Decoder 

type Decoder struct{}

func NewDecoder 

func NewDecoder() *Decoder

func (Decoder) Decode 

func (d Decoder) Decode(src string) (Structure, error)

type Element 

type Element struct {
	Label string
	Child QueryExpression
}

func (Element) FieldLabel 

func (e Element) FieldLabel() string

type Encoder 

type Encoder struct {
	EscapeType  EscapeType
	PrettyPrint bool
	LineBreak   cmd.LineBreak
	// contains filtered or unexported fields
}

func NewEncoder 

func NewEncoder() *Encoder

func (*Encoder) Encode 

func (e *Encoder) Encode(structure Structure, useStyle bool) string

type EscapeType 

type EscapeType int
const (
	Backslash        EscapeType = 0
	HexDigits        EscapeType = 1
	AllWithHexDigits EscapeType = 2
)

type FieldExpr 

type FieldExpr struct {
	Element Element
	Alias   string
}

func (FieldExpr) FieldLabel 

func (e FieldExpr) FieldLabel() string

type Lexer 

type Lexer struct {
	Scanner
	// contains filtered or unexported fields
}

func (*Lexer) Error 

func (l *Lexer) Error(e string)

func (*Lexer) Lex 

func (l *Lexer) Lex(lval *yySymType) int

type Null 

type Null struct{}

func (Null) String 

func (n Null) String() string

type Number 

type Number float64

func (Number) String 

func (n Number) String() string

type Object 

type Object struct {
	Members []ObjectMember
}

func NewObject 

func NewObject(capacity int) Object

func (*Object) Add 

func (obj *Object) Add(key string, val Structure)

func (*Object) Exists 

func (obj *Object) Exists(key string) bool

func (*Object) Len 

func (obj *Object) Len() int

func (Object) String 

func (obj Object) String() string

func (*Object) Update 

func (obj *Object) Update(key string, val Structure)

func (*Object) Value 

func (obj *Object) Value(key string) Structure

type ObjectMember 

type ObjectMember struct {
	Key   string
	Value Structure
}

type ObjectPath 

type ObjectPath struct {
	Name  string
	Child PathExpression
}

type PathExpression 

type PathExpression interface{}

func ParsePath 

func ParsePath(src string) (PathExpression, error)

func ParsePathes 

func ParsePathes(fields []string) ([]PathExpression, error)

type PathLexer 

type PathLexer struct {
	PathScanner
	// contains filtered or unexported fields
}

func (*PathLexer) Error 

func (l *PathLexer) Error(e string)

func (*PathLexer) Lex 

func (l *PathLexer) Lex(lval *jpSymType) int

type PathMap 

type PathMap map[string]PathExpression

func (PathMap) Parse 

func (m PathMap) Parse(s string) (PathExpression, error)

type PathScanner 

type PathScanner struct {
	// contains filtered or unexported fields
}

func (*PathScanner) Init 

func (s *PathScanner) Init(src string) *PathScanner

func (*PathScanner) Scan 

func (s *PathScanner) Scan() PathToken

type PathSyntaxError 

type PathSyntaxError struct {
	Column  int
	Message string
}

func (PathSyntaxError) Error 

func (e PathSyntaxError) Error() string

type PathToken 

type PathToken struct {
	Token   int
	Literal string
	Column  int
}

type QueryExpression 

type QueryExpression interface{}

func ParseQuery 

func ParseQuery(src string) (QueryExpression, error)

type QueryLexer 

type QueryLexer struct {
	QueryScanner
	// contains filtered or unexported fields
}

func (*QueryLexer) Error 

func (l *QueryLexer) Error(e string)

func (*QueryLexer) Lex 

func (l *QueryLexer) Lex(lval *jqSymType) int

type QueryMap 

type QueryMap map[string]QueryExpression

func (QueryMap) Parse 

func (m QueryMap) Parse(s string) (QueryExpression, error)

type QueryScanner 

type QueryScanner struct {
	// contains filtered or unexported fields
}

func (*QueryScanner) Init 

func (s *QueryScanner) Init(src string) *QueryScanner

func (*QueryScanner) Scan 

func (s *QueryScanner) Scan() (QueryToken, error)

type QuerySyntaxError 

type QuerySyntaxError struct {
	Char    int
	Message string
}

func (QuerySyntaxError) Error 

func (e QuerySyntaxError) Error() string

type QueryToken 

type QueryToken struct {
	Token   int
	Literal string
	Column  int
}

type RowValueExpr 

type RowValueExpr struct {
	Child QueryExpression
}

type Scanner 

type Scanner struct {
	// contains filtered or unexported fields
}

func (*Scanner) Init 

func (s *Scanner) Init(src string) *Scanner

func (*Scanner) Scan 

func (s *Scanner) Scan() (Token, error)

type String 

type String string

func (String) String 

func (s String) String() string

type Structure 

type Structure interface {
	String() string
}

func ConvertRecordValueToJsonStructure 

func ConvertRecordValueToJsonStructure(pathes []PathExpression, row []value.Primary) (Structure, error)

func ConvertTableValueToJsonStructure 

func ConvertTableValueToJsonStructure(fields []string, rows [][]value.Primary) (Structure, error)

func Extract 

func Extract(query QueryExpression, data Structure) (Structure, error)

func ParseJson 

func ParseJson(src string) (Structure, error)

func ParseValueToStructure 

func ParseValueToStructure(val value.Primary) Structure

type SyntaxError 

type SyntaxError struct {
	Line    int
	Column  int
	Message string
}

func (SyntaxError) Error 

func (e SyntaxError) Error() string

type TableExpr 

type TableExpr struct {
	Fields []FieldExpr
}

type Token 

type Token struct {
	Token   int
	Literal string
	Line    int
	Column  int
}

Source Files

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