Package org.antlr.runtime.tree
Interface TreeVisitorAction
public interface TreeVisitorAction
How to execute code for node t when a visitor visits node t. Execute
pre() before visiting children and execute post() after visiting children.
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Method Summary
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Method Details
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pre
Execute an action before visiting children of t. Return t or a rewritten t. It is up to the visitor to decide what to do with the return value. Children of returned value will be visited if using TreeVisitor.visit(). -
post
Execute an action after visiting children of t. Return t or a rewritten t. It is up to the visitor to decide what to do with the return value.
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