gnu.expr
Class ResolveNames

java.lang.Object
  gnu.expr.ExpWalker
      gnu.expr.ResolveNames

All Implemented Interfaces:

SourceLocator, org.xml.sax.Locator

Direct Known Subclasses:

XQResolveNames

public class ResolveNames
extends ExpWalker

This resolves references to lexical Declarations. So far it is only used for XQuery, which overrides it.

Field Summary

protected NameLookup

lookup

Fields inherited from class gnu.expr.ExpWalker

currentLambda, messages

Constructor Summary

ResolveNames()

ResolveNames(Compilation comp)

Method Summary

Declaration	lookup(Expression exp, java.lang.Object symbol, boolean function)
protected void	push(ScopeExp exp)
void	resolveModule(ModuleExp exp)
protected Expression	walkLetExp(LetExp exp)
protected Expression	walkReferenceExp(ReferenceExp exp)
protected Expression	walkScopeExp(ScopeExp exp)
protected Expression	walkSetExp(SetExp exp)

Methods inherited from class gnu.expr.ExpWalker

error, getColumnNumber, getCompilation, getCurrentLambda, getFileName, getLineNumber, getMessages, getPublicId, getSystemId, isStableSourceLocation, noteError, setColumn, setContext, setFile, setLine, setLine, walk, walkApplyExp, walkBeginExp, walkBlockExp, walkClassExp, walkDeclarationType, walkDeclarationTypes, walkDefaultArgs, walkExitExp, walkExpression, walkExps, walkExps, walkFluidLetExp, walkIfExp, walkLambdaExp, walkLangExp, walkModuleExp, walkObjectExp, walkQuoteExp, walkSynchronizedExp, walkThisExp, walkTryExp

Methods inherited from class java.lang.Object

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

Field Detail

lookup

protected NameLookup lookup

Constructor Detail

ResolveNames

public ResolveNames()

ResolveNames

public ResolveNames(Compilation comp)

Method Detail

resolveModule

public void resolveModule(ModuleExp exp)

push

protected void push(ScopeExp exp)

walkScopeExp

protected Expression walkScopeExp(ScopeExp exp)

Overrides:

walkScopeExp in class ExpWalker

walkLetExp

protected Expression walkLetExp(LetExp exp)

Overrides:

walkLetExp in class ExpWalker

lookup

public Declaration lookup(Expression exp,
                          java.lang.Object symbol,
                          boolean function)

walkReferenceExp

protected Expression walkReferenceExp(ReferenceExp exp)

Overrides:

walkReferenceExp in class ExpWalker

walkSetExp

protected Expression walkSetExp(SetExp exp)

Overrides:

walkSetExp in class ExpWalker