text: //-- copyright
  // OpenProject is a project management system.
  // Copyright (C) 2012-2017 the OpenProject Foundation (OPF)
  //
  // This program is free software; you can redistribute it and/or
  // modify it under the terms of the GNU General Public License version 3.
  //
  // OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
  // Copyright (C) 2006-2017 Jean-Philippe Lang
  // Copyright (C) 2010-2013 the ChiliProject Team
  //
  // This program is free software; you can redistribute it and/or
  // modify it under the terms of the GNU General Public License
  // as published by the Free Software Foundation; either version 2
  // of the License, or (at your option) any later version.
  //
  // This program is distributed in the hope that it will be useful,
  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  // GNU General Public License for more details.
  //
  // You should have received a copy of the GNU General Public License
  // along with this program; if not, write to the Free Software
  // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  //
  // See doc/COPYRIGHT.rdoc for more details.
  //++
  
  // ╭───────────────────────────────────────────────────────────────╮
  // │  _____ _                _ _                                   │
  // │ |_   _(_)_ __ ___   ___| (_)_ __   ___  ___                   │
  // │   | | | | '_ ` _ \ / _ \ | | '_ \ / _ \/ __|                  │
  // │   | | | | | | | | |  __/ | | | | |  __/\__ \                  │
  // │   |_| |_|_| |_| |_|\___|_|_|_| |_|\___||___/                  │
  // ├───────────────────────────────────────────────────────────────┤
  // │ Javascript library that fetches and plots timelines for the   │
  // │ OpenProject timelines module.                                 │
  // ╰───────────────────────────────────────────────────────────────╯
  
  module.exports = function() {
    PlanningElementType = {
      identifier: 'planning_element_types',
      all: function(timeline) {
        // collect all reportings.
        var r = timeline.planning_element_types;
        var result = [];
        for (var key in r) {
          if (r.hasOwnProperty(key)) {
            result.push(r[key]);
          }
        }
        return result;
      }
    };
  
    return PlanningElementType;
  };
  