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Clean up Nodes.drawTree

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This commit is contained in:
Paul Campbell 2020-03-22 22:10:40 +00:00
parent bca3ace552
commit ad81c90a47
1 changed files with 3 additions and 3 deletions
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6
src/main/java/net/kemitix/node/Nodes.java
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@ -127,20 +127,20 @@ public final class Nodes {
/** /**
* Draw a representation of the tree. * Draw a representation of the tree.
* *
* @param node the root node to draw
* @param depth current depth for recursion * @param depth current depth for recursion
* @param <T> the type of the node's content
* @return a representation of the tree * @return a representation of the tree
*/ */
@SuppressWarnings("movevariableinsideif")
public static <T> String drawTree( public static <T> String drawTree(
final Node<T> node, final Node<T> node,
final int depth final int depth
) { ) {
final StringBuilder sb = new StringBuilder(); final StringBuilder sb = new StringBuilder();
final String unnamed = "(unnamed)";
if (node.isNamed()) { if (node.isNamed()) {
sb.append(formatByDepth(node.getName(), depth)); sb.append(formatByDepth(node.getName(), depth));
} else if (!node.getChildren().isEmpty()) { } else if (!node.getChildren().isEmpty()) {
sb.append(formatByDepth(unnamed, depth)); sb.append(formatByDepth("(unnamed)", depth));
} }
node.getChildren().forEach(c -> sb.append(drawTree(c, depth + 1))); node.getChildren().forEach(c -> sb.append(drawTree(c, depth + 1)));
return sb.toString(); return sb.toString();