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Class silk.Macro 

java.lang.Object
    |
    +----silk.SchemeUtils
            |
            +----silk.Procedure
                    |
                    +----silk.Closure
                            |
                            +----silk.Macro
public class Macro
extends Closure

Fields inherited from class silk.SchemeUtils
 FALSE, ONE, TRUE, ZERO
 

Constructor Summary
 Macro(java.lang.Object parms, java.lang.Object body, Environment env)
Make a macro from a parameter list, body, and environment.
 

Method Summary
Pair  expand(Scheme interpreter, Pair oldPair, java.lang.Object args)
Replace the old cons cell with the macro expansion, and return it.
static java.lang.Object  macroExpand(Scheme interpreter, java.lang.Object x)
Macro expand an expression
 
Methods inherited from class silk.Closure
 apply
 
Methods inherited from class silk.Procedure
 apply, toString
 
Methods inherited from class silk.SchemeUtils
 chr, chr, cons, equal, eqv, error, first, inPort, length, list, list, listStar, listToString, listToVector, num, num, outPort, rest, reverse, second, setFirst, setRest, str, sym, third, truth, truth, vec, vectorToList, warn, write
 
Methods inherited from class java.lang.Object
 clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Macro

public Macro(java.lang.Object parms,
             java.lang.Object body,
             Environment env)
Make a macro from a parameter list, body, and environment.
Method Detail

expand

public Pair expand(Scheme interpreter,
                   Pair oldPair,
                   java.lang.Object args)
Replace the old cons cell with the macro expansion, and return it.

macroExpand

public static java.lang.Object macroExpand(Scheme interpreter,
                                 java.lang.Object x)
Macro expand an expression
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