gnu.expr
Class QuoteExp

java.lang.Object
  |
  +--gnu.expr.Expression
        |
        +--gnu.expr.QuoteExp

public class QuoteExp

extends Expression

An Expression that evaluates to a constant value.

Field Summary

static QuoteExp	falseExp
static QuoteExp	nullExp
static QuoteExp	trueExp
static QuoteExp	undefined_exp
static QuoteExp	voidExp

Constructor Summary

QuoteExp(java.lang.Object val)

Method Summary

void	compile(Compilation comp, Target target)
java.lang.Object	eval(Environment env)
Type	getType() Return the Type used to represent the values of this Expression.
java.lang.Object	getValue()
void	print(java.io.PrintWriter ps)

Methods inherited from class gnu.expr.Expression

compile, compileNotePosition, compileWithPosition, getColumn, getFile, getLine, setFile, setLine, setLine

Methods inherited from class java.lang.Object

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

Field Detail

undefined_exp

public static QuoteExp undefined_exp

voidExp

public static QuoteExp voidExp

trueExp

public static QuoteExp trueExp

falseExp

public static QuoteExp falseExp

nullExp

public static QuoteExp nullExp

Constructor Detail

QuoteExp

public QuoteExp(java.lang.Object val)

Method Detail

getValue

public final java.lang.Object getValue()

getType

public final Type getType()

Description copied from class: Expression

Return the Type used to represent the values of this Expression.

Overrides:

getType in class Expression

eval

public java.lang.Object eval(Environment env)

Overrides:

eval in class Expression

compile

public void compile(Compilation comp,
                    Target target)

Overrides:

compile in class Expression

print

public void print(java.io.PrintWriter ps)

Overrides:

print in class Expression