io.opsit.explang.parser.lisp

Class ReadTable

java.lang.Object

io.opsit.explang.parser.lisp.ReadTable

public class ReadTable
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	ReadTable.DispatchTable

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<Character,ReadTable.DispatchTable>	dispatchTables
protected Map<Character,IReaderMacroFunc>	readerMacroFunctions
protected Keyword	readtableCase
protected Map<Character,Byte>	syntax
static byte	SYNTAX_TYPE_CONSTITUENT
static byte	SYNTAX_TYPE_MULTIPLE_ESCAPE
static byte	SYNTAX_TYPE_NON_TERMINATING_MACRO
static byte	SYNTAX_TYPE_SINGLE_ESCAPE
static byte	SYNTAX_TYPE_TERMINATING_MACRO
static byte	SYNTAX_TYPE_WHITESPACE

Constructor Summary

Constructors

Constructor and Description
ReadTable()

Method Summary

Modifier and Type	Method and Description
void	checkInvalid(char c) Ensure that character is not invalid.
IDispatchMacroFunc	getDispatchMacroCharacter(char dispChar, char subChar) return dispatch function for a dispatch characters pair.
IReaderMacroFunc	getReaderMacroFunction(char c)
Keyword	getReadtableCase()
byte	getSyntaxType(char c)
protected void	initialize()
boolean	isInvalid(char c) Return true if character belongs to the invalid character class.
boolean	isWhitespace(char c)

Methods inherited from class java.lang.Object

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

Field Detail

SYNTAX_TYPE_CONSTITUENT

public static final byte SYNTAX_TYPE_CONSTITUENT

See Also:

Constant Field Values

SYNTAX_TYPE_WHITESPACE

public static final byte SYNTAX_TYPE_WHITESPACE

See Also:

Constant Field Values

SYNTAX_TYPE_TERMINATING_MACRO

public static final byte SYNTAX_TYPE_TERMINATING_MACRO

See Also:

Constant Field Values

SYNTAX_TYPE_NON_TERMINATING_MACRO

public static final byte SYNTAX_TYPE_NON_TERMINATING_MACRO

See Also:

Constant Field Values

SYNTAX_TYPE_SINGLE_ESCAPE

public static final byte SYNTAX_TYPE_SINGLE_ESCAPE

See Also:

Constant Field Values

SYNTAX_TYPE_MULTIPLE_ESCAPE

public static final byte SYNTAX_TYPE_MULTIPLE_ESCAPE

See Also:

Constant Field Values

syntax

protected final Map<Character,Byte> syntax

readerMacroFunctions

protected final Map<Character,IReaderMacroFunc> readerMacroFunctions

dispatchTables

protected Map<Character,ReadTable.DispatchTable> dispatchTables

readtableCase

protected Keyword readtableCase

Constructor Detail

ReadTable

public ReadTable()

Method Detail

getReaderMacroFunction

public final IReaderMacroFunc getReaderMacroFunction(char c)

initialize

protected void initialize()

getDispatchMacroCharacter

public final IDispatchMacroFunc getDispatchMacroCharacter(char dispChar,
                                                          char subChar)
                                                   throws ParserException

return dispatch function for a dispatch characters pair.

Throws:

ParserException

isWhitespace

public final boolean isWhitespace(char c)

getSyntaxType

public final byte getSyntaxType(char c)

isInvalid

public final boolean isInvalid(char c)

Return true if character belongs to the invalid character class.

getReadtableCase

public final Keyword getReadtableCase()

checkInvalid

public final void checkInvalid(char c)
                        throws ParserException

Ensure that character is not invalid.

Throws:

ParserException