public class LetrecEval extends Expression implements OptimisticHost
Modifier and Type | Field and Description |
---|---|
Expression |
body |
annotations, EMPTYSET
BACKQUOTE, BEGIN, bundles, caseSensitive, EMPTYLIST, EMPTYVEC, EOF, ERRORK, EVAL, EXPSC, EXPTOP, FALSE, FCONT, FIVE, JEXCEPTION, LAMBDA, LOCATION, maxFloatPrecision, MESSAGE, minFloatPrecision, NAME, OTHER, PARENT, permitInterrupts, QUOTE, QUOTESYM, REPORT, SETBANG, SISC, SISC_SPECIFIC, SISCB, SOURCE_COLUMN, SOURCE_FILE, SOURCE_LINE, SYMENV, THIS, TOPLEVEL, TRUE, UNQUOTE, UNQUOTE_SPLICING, VOID, ZV
Constructor and Description |
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LetrecEval() |
LetrecEval(Expression body) |
Modifier and Type | Method and Description |
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void |
alter(Interpreter r,
int uexpPosition,
Expression replaceWith)
Instructs the host to replace the uExp referenced at the
given (Expression dependent) position, with the given
Expression.
|
void |
deserialize(Deserializer s)
All Expressions must implement a default (no-argument) constructor.
|
void |
eval(Interpreter r)
All expressions can be evaluated to some Scheme value.
|
Value |
express()
A debugging function, express returns a Scheme value that describes
this expression.
|
void |
serialize(Serializer s)
All Expressions must implement a default (no-argument) constructor.
|
void |
setHosts() |
boolean |
visit(ExpressionVisitor v) |
deserializeAnnotations, getAnnotation, getAnnotation, getAnnotationKeys, getAnnotations, getName, getValue, readExternal, readResolve, serializeAnnotations, setAnnotation, setAnnotation, setName, visitAnnotations, writeExternal
annotated, annotatedAppEval, append, argCheck, argsToSymbols, assq, bininport, bininstream, binoutport, binoutstream, box, character, charinport, charinreader, charoutport, charoutwriter, charsetFromString, chr, cont, currentClassLoader, env, error, error, error, error, error, error, error, expr, getDefaultCharacterSet, immutablePair, immutableVector, inport, javaExceptionToString, javaWrap, justify, length, liMessage, liMessage, liMessage, liMessage, liMessage, liMessage, liMessage, list, list, list, list, list, makeURL, mapcar, memq, nlib, num, outport, pair, pairToExpressions, pairToExpVect, pairToValues, proc, read, registerBundle, reverse, reverseInPlace, simpleErrorToString, sourceAnnotations, str, string, sym, symbol, symval, truePair, truth, truth, typeError, typeError, updateName, url, url, url, valArrayToList, valArrayToList, valArrayToVec, vec, warn, warn, warn
public Expression body
public LetrecEval(Expression body)
public LetrecEval()
public void setHosts()
setHosts
in interface OptimisticHost
public void eval(Interpreter r) throws ContinuationException
Expression
eval
in class Expression
r
- the InterpreterContinuationException
public Value express()
Expression
express
in class Expression
public void serialize(Serializer s) throws java.io.IOException
Expression
serialize
in class Expression
s
- the Serializerjava.io.IOException
public void deserialize(Deserializer s) throws java.io.IOException
Expression
deserialize
in class Expression
s
- the Deserializerjava.io.IOException
public boolean visit(ExpressionVisitor v)
visit
in interface ExpressionVisitee
visit
in class Expression
public void alter(Interpreter r, int uexpPosition, Expression replaceWith)
OptimisticHost
alter
in interface OptimisticHost
uexpPosition
- Expression dependent uExp indexreplaceWith
- Expression to revert to