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src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/ir/Node.java

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 124     }
 125 
 126     /**
 127      * For reference copies - ensure that labels in the copy node are unique
 128      * using an appropriate copy constructor
 129      * @param lc lexical context
 130      * @return new node or same of no labels
 131      */
 132     public Node ensureUniqueLabels(final LexicalContext lc) {
 133         return this;
 134     }
 135 
 136     /**
 137      * Provides a means to navigate the IR.
 138      * @param visitor Node visitor.
 139      * @return node the node or its replacement after visitation, null if no further visitations are required
 140      */
 141     public abstract Node accept(NodeVisitor<? extends LexicalContext> visitor);
 142 
 143     @Override
 144     public String toString() {








 145         final StringBuilder sb = new StringBuilder();
 146         toString(sb);
 147         return sb.toString();
 148     }
 149 
 150     /**
 151      * String conversion helper. Fills a {@link StringBuilder} with the
 152      * string version of this node
 153      *
 154      * @param sb a StringBuilder
 155      */
 156     public void toString(final StringBuilder sb) {
 157         toString(sb, true);
 158     }
 159 
 160     /**
 161      * Print logic that decides whether to show the optimistic type
 162      * or not - for example it should not be printed after just parse,
 163      * when it hasn't been computed, or has been set to a trivially provable
 164      * value
 165      * @param sb   string builder
 166      * @param printType print type?




 124     }
 125 
 126     /**
 127      * For reference copies - ensure that labels in the copy node are unique
 128      * using an appropriate copy constructor
 129      * @param lc lexical context
 130      * @return new node or same of no labels
 131      */
 132     public Node ensureUniqueLabels(final LexicalContext lc) {
 133         return this;
 134     }
 135 
 136     /**
 137      * Provides a means to navigate the IR.
 138      * @param visitor Node visitor.
 139      * @return node the node or its replacement after visitation, null if no further visitations are required
 140      */
 141     public abstract Node accept(NodeVisitor<? extends LexicalContext> visitor);
 142 
 143     @Override
 144     public final String toString() {
 145         return toString(true);
 146     }
 147 
 148     /*
 149      * Return String representation of this Node.
 150      * @param includeTypeInfo include type information or not
 151      */
 152     public final String toString(final boolean includeTypeInfo) {
 153         final StringBuilder sb = new StringBuilder();
 154         toString(sb, includeTypeInfo);
 155         return sb.toString();
 156     }
 157 
 158     /**
 159      * String conversion helper. Fills a {@link StringBuilder} with the
 160      * string version of this node
 161      *
 162      * @param sb a StringBuilder
 163      */
 164     public void toString(final StringBuilder sb) {
 165         toString(sb, true);
 166     }
 167 
 168     /**
 169      * Print logic that decides whether to show the optimistic type
 170      * or not - for example it should not be printed after just parse,
 171      * when it hasn't been computed, or has been set to a trivially provable
 172      * value
 173      * @param sb   string builder
 174      * @param printType print type?


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