Class: ARCondition
- Inherits:
-
Object
- Object
- ARCondition
- Defined in:
- lib/ar_condition.rb
Overview
redMine - project management software Copyright © 2006-2008 Jean-Philippe Lang
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.
Instance Attribute Summary collapse
-
#conditions ⇒ Object
readonly
Returns the value of attribute conditions.
Instance Method Summary collapse
- #<<(condition) ⇒ Object
- #add(condition) ⇒ Object
-
#initialize(condition = nil) ⇒ ARCondition
constructor
A new instance of ARCondition.
Constructor Details
#initialize(condition = nil) ⇒ ARCondition
Returns a new instance of ARCondition.
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# File 'lib/ar_condition.rb', line 21 def initialize(condition=nil) @conditions = ['1=1'] add(condition) if condition end |
Instance Attribute Details
#conditions ⇒ Object (readonly)
Returns the value of attribute conditions.
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# File 'lib/ar_condition.rb', line 19 def conditions @conditions end |
Instance Method Details
#<<(condition) ⇒ Object
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# File 'lib/ar_condition.rb', line 38 def <<(condition) add(condition) end |
#add(condition) ⇒ Object
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# File 'lib/ar_condition.rb', line 26 def add(condition) if condition.is_a?(Array) @conditions.first << " AND (#{condition.first})" @conditions += condition[1..-1] elsif condition.is_a?(String) @conditions.first << " AND (#{condition})" else raise "Unsupported #{condition.class} condition: #{condition}" end self end |