Method | Description | |
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Dispose ( ) : void |
Cleans up any resources used by the lexer.
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Lexer ( ScriptEngine engine, ScriptSource source ) : System |
Creates a Lexer instance with the given source of text.
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NextToken ( ) : Jurassic.Compiler.Token |
Reads the next token from the reader.
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ReadStringLiteral ( int firstChar ) : Jurassic.Compiler.Token |
Reads a string literal.
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Method | Description | |
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IsHexDigit ( int c ) : bool |
Determines if the given character is valid in a hexidecimal number.
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IsIdentifierChar ( int c ) : bool |
Determines if the given character is valid as a character of an identifier.
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IsIdentifierStartChar ( int c ) : bool |
Determines if the given character is valid as the first character of an identifier.
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IsLineTerminator ( int c ) : bool |
Determines if the given character is a line terminator.
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IsNumericLiteralStartChar ( int c ) : bool |
Determines if the given character is valid as the first character of a numeric literal.
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IsPunctuatorStartChar ( int c ) : bool |
Determines if the given character is valid as the first character of a punctuator.
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IsStringLiteralStartChar ( int c ) : bool |
Determines if the given character is valid as the first character of a string literal.
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IsWhiteSpace ( int c ) : bool |
Determines if the given character is whitespace.
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ReadDivideCommentOrRegularExpression ( ) : Jurassic.Compiler.Token |
Reads a divide operator ('/' or '/='), a comment ('//' or '/*'), or a regular expression literal.
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ReadExtendedUnicodeSequence ( ) : string |
Reads an extended unicode escape sequence in the form "\u{20BB7}".
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ReadHexEscapeSequence ( int digitCount ) : char |
Reads a hexidecimal number with the given number of digits and turns it into a character.
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ReadIdentifier ( int firstChar ) : Jurassic.Compiler.Token |
Reads an identifier token.
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ReadInteger ( double initialValue, int &digitsRead ) : double |
Reads an integer value.
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ReadLineTerminator ( int firstChar ) : Jurassic.Compiler.Token |
Reads a line terminator (a newline).
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ReadMultiLineComment ( ) : Jurassic.Compiler.Token |
Reads past a multi-line comment.
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ReadNextChar ( ) : int |
Reads the next character from the input stream.
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ReadNumericLiteral ( int firstChar ) : Jurassic.Compiler.Token |
Reads a numeric literal token.
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ReadOctalEscapeSequence ( int stringDelimiter, int firstDigit ) : char |
Reads an octal number turns it into a single-byte character.
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ReadPunctuator ( int firstChar ) : Jurassic.Compiler.Token |
Reads a punctuation token.
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ReadRegularExpression ( ) : Jurassic.Compiler.Token |
Reads a regular expression literal.
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ReadSingleLineComment ( ) : Jurassic.Compiler.Token |
Reads past a single line comment.
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ReadWhiteSpace ( ) : Jurassic.Compiler.Token |
Reads past whitespace.
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public Lexer ( ScriptEngine engine, ScriptSource source ) : System | ||
engine | ScriptEngine | The associated script engine. |
source | ScriptSource | The source of javascript code. |
return | System |
public NextToken ( ) : Jurassic.Compiler.Token | ||
return | Jurassic.Compiler.Token |
public ReadStringLiteral ( int firstChar ) : Jurassic.Compiler.Token | ||
firstChar | int | The first character of the string literal. |
return | Jurassic.Compiler.Token |