gnu.q2.lang
Class Q2Read

java.lang.Object
  java.io.Reader
      gnu.text.Lexer
          gnu.kawa.lispexpr.LispReader
              gnu.q2.lang.Q2Read

All Implemented Interfaces:

java.io.Closeable, java.lang.Readable

public class Q2Read
extends LispReader

A class to read Scheme forms (S-expressions).

Field Summary

Fields inherited from class gnu.kawa.lispexpr.LispReader

finalColonIsKeyword, initialColonIsKeyword, SCM_NUMBERS, seenEscapes, TOKEN_ESCAPE_CHAR

Fields inherited from class gnu.text.Lexer

interactive, nesting, port, tokenBuffer, tokenBufferLength

Fields inherited from class java.io.Reader

lock

Constructor Summary

Q2Read(InPort port)

Q2Read(InPort port, SourceMessages messages)

Method Summary

java.lang.Object	readCommand() Read a "command" - a top-level expression or declaration.
java.lang.Object	readCommand(boolean forceList)
static java.lang.Object	readObject(InPort port)

Methods inherited from class gnu.kawa.lispexpr.LispReader

handleToken, lookupUnit, makeNil, makePair, makePair, parseNumber, readCharacter, readEscape, readEscape, readNestedComment, readNumberWithRadix, readObject, readObject, readSimpleVector, readSpecial, readValues, readValues, returnSymbol, setCdr, validPostfixLookupStart

Methods inherited from class gnu.text.Lexer

checkErrors, checkNext, clearErrors, close, eofError, eofError, error, error, error, fatal, getColumnNumber, getErrors, getLineNumber, getMessages, getName, getPort, isInteractive, mark, peek, popNesting, pushNesting, read, read, readDigitsInBuffer, readOptionalExponent, reset, seenErrors, setInteractive, setMessages, skip_quick, skip, tokenBufferAppend, unread_quick, unread, unread

Methods inherited from class java.io.Reader

mark, markSupported, read, read, ready, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

Q2Read

public Q2Read(InPort port)

Q2Read

public Q2Read(InPort port,
              SourceMessages messages)

Method Detail

readCommand

public java.lang.Object readCommand()
                             throws java.io.IOException,
                                    SyntaxException

Description copied from class: LispReader

Read a "command" - a top-level expression or declaration. Return Sequence.eofValue of end of file.

Overrides:

readCommand in class LispReader

Throws:

java.io.IOException

SyntaxException

readCommand

public java.lang.Object readCommand(boolean forceList)
                             throws java.io.IOException,
                                    SyntaxException

Throws:

java.io.IOException

SyntaxException

readObject

public static java.lang.Object readObject(InPort port)
                                   throws java.io.IOException,
                                          SyntaxException

Throws:

java.io.IOException

SyntaxException