gnu.expr
Class BlockExp

java.lang.Object
  gnu.mapping.Procedure
      gnu.mapping.Procedure0
          gnu.expr.Expression
              gnu.expr.BlockExp

All Implemented Interfaces:

Named, Printable

public class BlockExp
extends Expression

Class used to implement a block that can be exited.

Field Summary

Fields inherited from class gnu.expr.Expression

flags, NEXT_AVAIL_FLAG, noExpressions

Constructor Summary

BlockExp()

Method Summary

void	compile(Compilation comp, Target target)
void	print(OutPort out)
void	setBody(Expression body)
void	setBody(Expression body, Expression exitBody)
protected Expression	walk(ExpWalker walker)
protected void	walkChildren(ExpWalker walker)

Methods inherited from class gnu.expr.Expression

apply, apply0, compile, compileButFirst, compileNotePosition, compileWithPosition, compileWithPosition, eval, eval, getColumn, getFile, getFlag, getFlags, getLine, getType, makeWhile, match0, print, printLineColumn, setFile, setFlag, setFlag, setLine, setLine, setLine, setLine

Methods inherited from class gnu.mapping.Procedure0

apply1, apply2, apply3, apply4, applyN, numArgs

Methods inherited from class gnu.mapping.Procedure

apply, check0, check1, check2, check3, check4, checkArgCount, checkN, getName, getProperty, getSetter, getSymbol, match1, match2, match3, match4, matchN, maxArgs, minArgs, name, removeProperty, set0, set1, setN, setName, setProperty, setProperty, setSetter, setSymbol, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

BlockExp

public BlockExp()

Method Detail

setBody

public void setBody(Expression body)

setBody

public void setBody(Expression body,
                    Expression exitBody)

compile

public void compile(Compilation comp,
                    Target target)

Specified by:

compile in class Expression

walk

protected Expression walk(ExpWalker walker)

Overrides:

walk in class Expression

walkChildren

protected void walkChildren(ExpWalker walker)

Overrides:

walkChildren in class Expression

print

public void print(OutPort out)

Specified by:

print in class Expression