Mercurial > hg > Database > jungle-sharp
view Main/jungle-main/traverser/DefaultEvaluator.cs @ 41:bd44baa491a9 default tip
add TestJungleCore.cs
author | Kazuma Takeda |
---|---|
date | Thu, 23 Feb 2017 17:19:55 +0900 |
parents | f2ea780b3e80 |
children |
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using System.Collections; namespace JungleDB { public class DefaultEvaluator : Evaluator { private NodePath path; public DefaultEvaluator(NodePath _path) { path = _path; } public Evaluation evaluate(TreeNode _current, int _pos){ Pair<int, NodePath> pop = path.pop (); int head = pop.lefts (); if (path.size () == 1) { if (head == _pos) { return new DefaultEvaluation (Result.GOAL, null); } } DefaultEvaluator nextEvaluator; Result result; if (head == _pos) { result = Result.ACCEPT; nextEvaluator = new DefaultEvaluator (pop.rights ()); } else { result = Result.CONTINUE; nextEvaluator = null; } return new DefaultEvaluation (result, nextEvaluator); } } }