C# Class Jurassic.Library.JSONLexer

Converts JSON text into a series of tokens.

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Public Methods

Method	Description
JSONLexer ( ScriptEngine engine, TextReader reader ) : System	Creates a JSONLexer instance with the given source of text.
NextToken ( ) : Jurassic.Compiler.Token	Reads the next token from the reader.

Private Methods

Method	Description
IsHexDigit ( int c ) : bool	Determines if the given character is valid in a hexidecimal number.
IsIdentifierChar ( int c ) : bool	Determines if the given character is valid as a character of an identifier.
IsNumericLiteralStartChar ( int c ) : bool	Determines if the given character is valid as the first character of a numeric literal.
IsWhiteSpace ( int c ) : bool	Determines if the given character is whitespace or a line terminator.
ReadHexNumber ( int digitCount ) : char	Reads a hexidecimal number with the given number of digits and turns it into a character.
ReadInteger ( double initialValue, int &digitsRead ) : double	Reads an integer value.
ReadKeyword ( int firstChar ) : Jurassic.Compiler.Token	Reads an keyword token.
ReadNumericLiteral ( int firstChar ) : Jurassic.Compiler.Token	Reads a numeric literal token.
ReadStringLiteral ( int firstChar ) : Jurassic.Compiler.Token	Reads a string literal.
ReadWhiteSpace ( ) : Jurassic.Compiler.Token	Reads past whitespace.

Method Details

JSONLexer() public method

Creates a JSONLexer instance with the given source of text.

public JSONLexer ( ScriptEngine engine, TextReader reader ) : System
engine	ScriptEngine	The script engine used to create error objects.
reader	TextReader	A reader that will supply the JSON source text.
return	System

NextToken() public method

Reads the next token from the reader.

public NextToken ( ) : Jurassic.Compiler.Token
return	Jurassic.Compiler.Token