com.oracle.truffle.js.builtins.helper

Class TruffleJSONParser

java.lang.Object

com.oracle.truffle.js.builtins.helper.TruffleJSONParser

public class TruffleJSONParser
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	TruffleJSONParser.Member

Field Summary

Fields

Modifier and Type	Field and Description
protected static char[]	BooleanFalseLiteral
protected static char[]	BooleanTrueLiteral
protected JSContext	context
protected int	len
protected static int	MAX_PARSE_DEPTH
protected static char[]	NullLiteral
protected int	parseDepth
protected com.oracle.truffle.api.strings.TruffleString	parseStr
protected int	pos

Constructor Summary

Constructors

Constructor and Description
TruffleJSONParser(JSContext context)

Method Summary

Modifier and Type	Method and Description
protected void	decDepth()
protected Object	error(String message)
protected void	expectChar(char expected)
protected char	get()
protected char	get(int posParam)
protected int	hexDigitValue(char c)
protected static boolean	isArrayStart(char c)
protected boolean	isBooleanLiteral(char c)
protected static boolean	isDigit(char c)
protected boolean	isExponentPart()
protected boolean	isLiteral(char[] literal)
protected boolean	isLiteral(char[] literal, int startPos)
protected boolean	isNullLiteral(char c)
protected static boolean	isNumber(char cur)
protected static boolean	isObjectStart(char c)
protected static boolean	isStringQuote(char c)
protected static boolean	isWhitespace(char c)
Object	parse(com.oracle.truffle.api.strings.TruffleString value, JSRealm realm)
protected Number	parseAsDouble(int sign, com.oracle.truffle.api.strings.TruffleString valueStr)
protected Object	parseBooleanLiteral()
protected ScriptArray	parseJSONElementList(JSArrayObject arrayObject, JSRealm realm)
protected Number	parseJSONNumber()
protected com.oracle.truffle.api.strings.TruffleString	parseJSONString()
protected com.oracle.truffle.api.strings.TruffleString	parseJSONStringCharacters()
protected Object	parseJSONValue(JSRealm realm)
protected Object	parseNullLiteral()
protected boolean	posValid()
protected void	skipChar()
protected void	skipChar(char expected)
protected void	skipExponent()
protected void	skipString(com.oracle.truffle.api.strings.TruffleString expected)
protected void	skipWhitespace()
protected static void	throwStackError()
protected static void	throwSyntaxError(String msg)
protected com.oracle.truffle.api.strings.TruffleString	unquoteJSON(com.oracle.truffle.api.strings.TruffleString string, int sLength, int posFirstBackslash)
protected void	unquoteJSONUnicode(com.oracle.truffle.api.strings.TruffleString string, int posBackslash, com.oracle.truffle.api.strings.TruffleStringBuilderUTF16 builder)

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

context

protected final JSContext context

pos

protected int pos

len

protected int len

parseStr

protected com.oracle.truffle.api.strings.TruffleString parseStr

parseDepth

protected int parseDepth

NullLiteral

protected static final char[] NullLiteral

BooleanTrueLiteral

protected static final char[] BooleanTrueLiteral

BooleanFalseLiteral

protected static final char[] BooleanFalseLiteral

MAX_PARSE_DEPTH

protected static final int MAX_PARSE_DEPTH

See Also:

Constant Field Values

Constructor Detail

TruffleJSONParser

public TruffleJSONParser(JSContext context)

Method Detail

parse

public Object parse(com.oracle.truffle.api.strings.TruffleString value,
                    JSRealm realm)

parseJSONValue

protected Object parseJSONValue(JSRealm realm)

isNumber

protected static boolean isNumber(char cur)

isObjectStart

protected static boolean isObjectStart(char c)

isArrayStart

protected static boolean isArrayStart(char c)

throwStackError

protected static void throwStackError()

throwSyntaxError

protected static void throwSyntaxError(String msg)

decDepth

protected void decDepth()

parseJSONElementList

protected ScriptArray parseJSONElementList(JSArrayObject arrayObject,
                                           JSRealm realm)

parseJSONString

protected com.oracle.truffle.api.strings.TruffleString parseJSONString()

isStringQuote

protected static boolean isStringQuote(char c)

isDigit

protected static boolean isDigit(char c)

parseJSONStringCharacters

protected com.oracle.truffle.api.strings.TruffleString parseJSONStringCharacters()

unquoteJSON

protected com.oracle.truffle.api.strings.TruffleString unquoteJSON(com.oracle.truffle.api.strings.TruffleString string,
                                                                   int sLength,
                                                                   int posFirstBackslash)

hexDigitValue

protected int hexDigitValue(char c)

unquoteJSONUnicode

protected void unquoteJSONUnicode(com.oracle.truffle.api.strings.TruffleString string,
                                  int posBackslash,
                                  com.oracle.truffle.api.strings.TruffleStringBuilderUTF16 builder)

parseJSONNumber

protected Number parseJSONNumber()

parseAsDouble

protected Number parseAsDouble(int sign,
                               com.oracle.truffle.api.strings.TruffleString valueStr)

skipExponent

protected void skipExponent()

isExponentPart

protected boolean isExponentPart()

isNullLiteral

protected boolean isNullLiteral(char c)

parseNullLiteral

protected Object parseNullLiteral()

isBooleanLiteral

protected boolean isBooleanLiteral(char c)

parseBooleanLiteral

protected Object parseBooleanLiteral()

isWhitespace

protected static boolean isWhitespace(char c)

error

protected Object error(String message)

get

protected char get()

get

protected char get(int posParam)

skipString

protected void skipString(com.oracle.truffle.api.strings.TruffleString expected)

expectChar

protected void expectChar(char expected)

skipChar

protected void skipChar()

skipChar

protected void skipChar(char expected)

skipWhitespace

protected void skipWhitespace()

posValid

protected boolean posValid()

isLiteral

protected boolean isLiteral(char[] literal)

isLiteral

protected boolean isLiteral(char[] literal,
                            int startPos)