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103 lines
2.6 KiB
103 lines
2.6 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is a project management system.
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# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License version 3.
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#
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# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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# Copyright (C) 2006-2017 Jean-Philippe Lang
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# Copyright (C) 2010-2013 the ChiliProject Team
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# See docs/COPYRIGHT.rdoc for more details.
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#++
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class ServiceResult
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attr_accessor :success,
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:errors,
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:result,
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:dependent_results
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def initialize(success: false,
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errors: nil,
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result: nil)
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self.success = success
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self.result = result
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self.errors = if errors
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errors
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elsif result.respond_to?(:errors)
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result.errors
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else
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ActiveModel::Errors.new(self)
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end
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self.dependent_results = []
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end
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alias success? :success
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def failure?
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!success?
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end
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def merge!(other)
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merge_success!(other)
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merge_dependent!(other)
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end
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def all_results
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[result] + dependent_results.map(&:result)
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end
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def all_errors
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[errors] + dependent_results.map(&:errors)
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end
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def self_and_dependent
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[self] + dependent_results
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end
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def add_dependent!(dependent)
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merge_success!(dependent)
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inner_results = dependent.dependent_results
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dependent.dependent_results = []
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dependent_results << dependent
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self.dependent_results += inner_results
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end
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def on_success
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yield(self) if success?
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end
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def on_failure
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yield(self) if failure?
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end
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private
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def merge_success!(other)
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self.success &&= other.success
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end
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def merge_dependent!(other)
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self.dependent_results += other.dependent_results
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end
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end
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