public interface NodeVisitor
boolean visit(AstNode node)
node- the AST node. Will never visit an
AstRootnode, since the
AstRootis where the visiting begins.
trueif the children should be visited. If
false, the subtree rooted at this node is skipped. The
nodeargument should never be
null-- the individual
AstNodeclasses should skip any children that are not present in the source when they invoke this method.
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