source: branches/HeuristicLab.Problems.GPDL/HeuristicLab.Problems.GPDL/3.4/SourceReader.cs @ 9842

Last change on this file since 9842 was 9842, checked in by gkronber, 9 years ago

#2026 added rudimentary error checking to GPDL parser ATG. Added GPL license headers to all files. Created a first set of unit tests.

File size: 1.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System.Collections.Generic;
23using System.Linq;
24using System.Text.RegularExpressions;
25
26public class SourceReader {
27
28  private static Regex formalParameterExpr = new Regex(@"\s*,?\s*((?<refOrOut>(out|ref))\s+)?(?<type>[_\w]*)\s+(?<id>[_\w]*)\s*");
29  public static IEnumerable<TerminalNode.FieldDefinition> ExtractFormalParameters(string formalParameterSrc) {
30    var match = formalParameterExpr.Match(formalParameterSrc);
31    var matches = formalParameterExpr.Matches(formalParameterSrc);
32
33    foreach (var m in matches.OfType<Match>()) {
34      yield return new TerminalNode.FieldDefinition(m.Groups["refOrOut"].Value, m.Groups["type"].Value, m.Groups["id"].Value);
35    }
36  }
37}
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