internal protected virtual void Walk(AliasStatement /*!*/ node) { Enter(node); Exit(node); }
public virtual void Exit(AliasStatement/*!*/ node) { }
public virtual void Exit(AliasStatement /*!*/ node) { }
// statements: public virtual bool Enter(AliasStatement/*!*/ node) { return true; }
// statements: public virtual bool Enter(AliasStatement /*!*/ node) { return(true); }