io.opsit.explang.parser.lisp

Class LispParser

java.lang.Object

io.opsit.explang.parser.lisp.LispParser

All Implemented Interfaces:

IParser

public class LispParser
extends Object
implements IParser

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	LispParser.ReaderMacro

Field Summary

Fields

Modifier and Type	Field and Description
static Object	BACKQUOTE_MACRO
static Object	COMMA_MACRO
protected static AtomParser[]	escTokenParsers
protected OperatorDesc[]	operatorDescs
static Object	READ_COMMENT
static Object	READ_DISPATCH_CHAR
static Object	READ_LIST
static Object	READ_QUOTE
static Object	READ_RIGHT_PAREN
static Object	READ_STRING
ReadTable	rt
static Object	SHARP_A
static Object	SHARP_B
static Object	SHARP_BACKSLASH
static Object	SHARP_C
static Object	SHARP_COLON
static Object	SHARP_DOT
static Object	SHARP_G
static Object	SHARP_ILLEGAL
static Object	SHARP_LEFT_PAREN
static Object	SHARP_O
static Object	SHARP_P
static Object	SHARP_QMARK
static Object	SHARP_QUOTE
static Object	SHARP_R
static Object	SHARP_S
static Object	SHARP_STAR
static Object	SHARP_VERTICAL_BAR
static Object	SHARP_X
protected static AtomParser[]	tokenParsers

Constructor Summary

Constructors

Constructor and Description
LispParser()

Method Summary

Modifier and Type	Method and Description
protected static int	doReadChar(PushbackReader reader, ParseCtx pctx)
protected static void	doUnreadChar(PushbackReader reader, ParseCtx pctx, int n)
String	formatArgSpec(ArgSpec spec)
OperatorDesc[]	getOperatorDescs()
protected ASTN	parse_expr(ParseCtx pctx, PushbackReader reader) parse one expression from input stream.
ASTNList	parse(ParseCtx pctx, Reader r, int maxExprs) Parse up to maxExprs from the input stream.
ASTNList	parse(ParseCtx pctx, String input)
ASTNList	parse(ParseCtx pctx, String str, int maxExprs) Parse up to maxExprs from the input string.
boolean	supportREPLStream()

Methods inherited from class java.lang.Object

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

Field Detail

operatorDescs

protected OperatorDesc[] operatorDescs

READ_COMMENT

public static final Object READ_COMMENT

READ_STRING

public static final Object READ_STRING

READ_LIST

public static final Object READ_LIST

READ_RIGHT_PAREN

public static final Object READ_RIGHT_PAREN

READ_QUOTE

public static final Object READ_QUOTE

READ_DISPATCH_CHAR

public static final Object READ_DISPATCH_CHAR

BACKQUOTE_MACRO

public static final Object BACKQUOTE_MACRO

COMMA_MACRO

public static final Object COMMA_MACRO

SHARP_LEFT_PAREN

public static final Object SHARP_LEFT_PAREN

SHARP_STAR

public static final Object SHARP_STAR

SHARP_DOT

public static final Object SHARP_DOT

SHARP_COLON

public static final Object SHARP_COLON

SHARP_A

public static final Object SHARP_A

SHARP_B

public static final Object SHARP_B

SHARP_C

public static final Object SHARP_C

SHARP_G

public static final Object SHARP_G

SHARP_O

public static final Object SHARP_O

SHARP_P

public static final Object SHARP_P

SHARP_R

public static final Object SHARP_R

SHARP_S

public static final Object SHARP_S

SHARP_X

public static final Object SHARP_X

SHARP_QUOTE

public static final Object SHARP_QUOTE

SHARP_QMARK

public static final Object SHARP_QMARK

SHARP_BACKSLASH

public static final Object SHARP_BACKSLASH

SHARP_VERTICAL_BAR

public static final Object SHARP_VERTICAL_BAR

SHARP_ILLEGAL

public static final Object SHARP_ILLEGAL

rt

public final ReadTable rt

tokenParsers

protected static AtomParser[] tokenParsers

escTokenParsers

protected static AtomParser[] escTokenParsers

Constructor Detail

LispParser

public LispParser()

Method Detail

parse

public ASTNList parse(ParseCtx pctx,
                      Reader r,
                      int maxExprs)

Parse up to maxExprs from the input stream.

Specified by:

parse in interface IParser

parse

public ASTNList parse(ParseCtx pctx,
                      String str,
                      int maxExprs)

Parse up to maxExprs from the input string.

Specified by:

parse in interface IParser

parse

public ASTNList parse(ParseCtx pctx,
                      String input)

Specified by:

parse in interface IParser

parse_expr

protected ASTN parse_expr(ParseCtx pctx,
                          PushbackReader reader)

parse one expression from input stream.

doReadChar

protected static int doReadChar(PushbackReader reader,
                                ParseCtx pctx)
                         throws IOException

Throws:

IOException

doUnreadChar

protected static void doUnreadChar(PushbackReader reader,
                                   ParseCtx pctx,
                                   int n)
                            throws IOException

Throws:

IOException

supportREPLStream

public boolean supportREPLStream()

Specified by:

supportREPLStream in interface IParser

formatArgSpec

public String formatArgSpec(ArgSpec spec)

Specified by:

formatArgSpec in interface IParser

getOperatorDescs

public OperatorDesc[] getOperatorDescs()

Specified by:

getOperatorDescs in interface IParser