[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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| 70 | class OperatorKind
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| 71 | OP_EQ = 2001
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| 72 | OP_NE = 2002
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| 73 | OP_LE = 2003
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| 74 | OP_LT = 2004
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| 75 | OP_GE = 2005
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| 76 | OP_GT = 2006
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| 77 | OP_MATCHES = 2007
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| 78 |
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| 79 | OP_NOT = 2010
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| 80 | OP_AND = 2011
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| 81 | OP_OR = 2012
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| 82 | OP_XOR = 2013
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| 83 | OP_IMPLIES = 2014
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| 84 | OP_FOR_ALL = 2015
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| 85 | OP_EXISTS = 2016
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| 86 |
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| 87 | OP_PLUS = 2020
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| 88 | OP_MINUS = 2021
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| 89 | OP_MULTIPLY = 2022
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| 90 | OP_DIVIDE = 2023
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| 91 | OP_EXP = 2024
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| 92 |
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[387] | 93 | attr_reader :value
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| 94 |
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| 95 | def initialize(args = { })
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| 96 | self.value = args[:value]
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| 97 | end
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| 98 |
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| 99 | def value=(value)
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| 100 | unless OperatorKind.valid_operator? value
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| 101 | raise ArgumentError, 'invalid value'
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| 102 | end
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| 103 | @value = value
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| 104 | end
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| 105 |
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[386] | 106 | def self.valid_operator?(value)
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| 107 | if value >= OP_EQ && value <= OP_EXP
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| 108 | return true
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| 109 | else
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| 110 | return false
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| 111 | end
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| 112 | end
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| 113 | end
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[383] | 114 | end # of Assetion
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| 115 | end # of Archtype
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| 116 | end #of AM
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| 117 | end # of OpenEHR
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