[383] | 1 | module OpenEHR
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| 2 | module AM
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| 3 | module Archetype
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| 4 | module Assertion
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| 5 | class Assertion
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| 6 | attr_reader :expression, :tag
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| 7 | attr_accessor :string_expression, :variables
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| 8 |
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| 9 | def initialize(args = { })
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| 10 | self.expression = args[:expression]
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| 11 | self.tag = args[:tag]
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| 12 | self.string_expression = args[:string_expression]
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| 13 | self.variables = args[:variables]
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| 14 | end
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| 15 |
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| 16 | def expression=(expression)
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| 17 | if expression.nil? or expression.type.upcase != 'BOOLEAN'
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| 18 | raise ArgumentError, 'invalid expression'
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| 19 | end
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| 20 | @expression = expression
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| 21 | end
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| 22 |
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| 23 | def tag=(tag)
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| 24 | if !tag.nil? && tag.empty?
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| 25 | raise ArgumentError, 'tag should not be empty'
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| 26 | end
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| 27 | @tag = tag
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| 28 | end
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| 29 | end
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| 30 |
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| 31 | class ExprItem
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[384] | 32 | attr_reader :type
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| 33 |
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| 34 | def initialize(args = { })
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| 35 | self.type = args[:type]
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| 36 | end
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| 37 |
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| 38 | def type=(type)
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| 39 | if type.nil? or type.empty?
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| 40 | raise ArgumentError, 'type is mandatory'
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| 41 | end
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| 42 | @type = type
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| 43 | end
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[383] | 44 | end
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[385] | 45 |
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| 46 | class ExprLeaf < ExprItem
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| 47 | attr_reader :item, :reference_type
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| 48 |
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| 49 | def initialize(args = { })
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| 50 | super
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| 51 | self.item = args[:item]
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| 52 | self.reference_type = args[:reference_type]
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| 53 | end
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| 54 |
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| 55 | def item=(item)
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| 56 | if item.nil?
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| 57 | raise ArgumentError, 'item is mandatory'
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| 58 | end
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| 59 | @item = item
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| 60 | end
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| 61 |
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| 62 | def reference_type=(reference_type)
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| 63 | if reference_type.nil?
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| 64 | raise ArgumentError, 'reference_type is mandatory'
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| 65 | end
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| 66 | @reference_type = reference_type
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| 67 | end
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| 68 | end
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[386] | 69 |
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[388] | 70 | class ExprOperator < ExprItem
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| 71 | attr_accessor :operator, :precedence_overridden
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| 72 |
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| 73 | def initialize(args = { })
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| 74 | super
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| 75 | self.operator = args[:operator]
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| 76 | self.precedence_overridden = args[:precedence_overridden]
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| 77 | end
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| 78 | end
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| 79 |
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[389] | 80 | class ExprUnaryOperator < ExprOperator
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| 81 | attr_reader :operand
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| 82 |
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| 83 | def initialize(args = { })
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| 84 | super
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| 85 | self.operand = args[:operand]
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| 86 | end
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| 87 |
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| 88 | def operand=(operand)
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| 89 | if operand.nil?
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| 90 | raise ArgumentError, 'operand is mandatory'
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| 91 | end
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| 92 | @operand = operand
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| 93 | end
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| 94 | end
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| 95 |
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[390] | 96 | class ExprBinaryOperator < ExprOperator
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| 97 | attr_reader :right_operand, :left_operand
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| 98 |
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| 99 | def initialize(args = { })
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| 100 | super
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| 101 | self.right_operand = args[:right_operand]
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| 102 | self.left_operand = args[:left_operand]
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| 103 | end
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| 104 |
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| 105 | def right_operand=(right_operand)
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| 106 | if right_operand.nil?
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| 107 | raise ArgumentError, 'right_operand is mandatory'
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| 108 | end
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| 109 | @right_operand = right_operand
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| 110 | end
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| 111 |
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| 112 | def left_operand=(left_operand)
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| 113 | if left_operand.nil?
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| 114 | raise ArgumentError, 'left_operand is mandatory'
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| 115 | end
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| 116 | @left_operand = left_operand
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| 117 | end
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| 118 | end
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| 119 |
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| 120 | class AssertionVariable
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| 121 | attr_reader :name, :definition
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| 122 |
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| 123 | def initialize(args = { })
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| 124 | self.name = args[:name]
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| 125 | self.definition = args[:definition]
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| 126 | end
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| 127 |
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| 128 | def name=(name)
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| 129 | if name.nil?
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| 130 | raise ArgumentError, 'name is mandatory'
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| 131 | end
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| 132 | @name = name
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| 133 | end
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| 134 |
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| 135 | def definition=(definition)
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| 136 | if definition.nil?
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| 137 | raise ArgumentError, 'definition is mandatory'
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| 138 | end
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| 139 | @definition = definition
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| 140 | end
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| 141 | end
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| 142 |
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[386] | 143 | class OperatorKind
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| 144 | OP_EQ = 2001
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| 145 | OP_NE = 2002
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| 146 | OP_LE = 2003
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| 147 | OP_LT = 2004
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| 148 | OP_GE = 2005
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| 149 | OP_GT = 2006
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| 150 | OP_MATCHES = 2007
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| 151 |
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| 152 | OP_NOT = 2010
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| 153 | OP_AND = 2011
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| 154 | OP_OR = 2012
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| 155 | OP_XOR = 2013
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| 156 | OP_IMPLIES = 2014
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| 157 | OP_FOR_ALL = 2015
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| 158 | OP_EXISTS = 2016
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| 159 |
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| 160 | OP_PLUS = 2020
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| 161 | OP_MINUS = 2021
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| 162 | OP_MULTIPLY = 2022
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| 163 | OP_DIVIDE = 2023
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| 164 | OP_EXP = 2024
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| 165 |
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[387] | 166 | attr_reader :value
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| 167 |
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| 168 | def initialize(args = { })
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| 169 | self.value = args[:value]
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| 170 | end
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| 171 |
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| 172 | def value=(value)
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| 173 | unless OperatorKind.valid_operator? value
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| 174 | raise ArgumentError, 'invalid value'
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| 175 | end
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| 176 | @value = value
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| 177 | end
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| 178 |
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[386] | 179 | def self.valid_operator?(value)
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| 180 | if value >= OP_EQ && value <= OP_EXP
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| 181 | return true
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| 182 | else
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| 183 | return false
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| 184 | end
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| 185 | end
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| 186 | end
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[383] | 187 | end # of Assetion
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| 188 | end # of Archtype
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| 189 | end #of AM
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| 190 | end # of OpenEHR
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