Class: MetaModel::Command::Install::Validator
- Inherits:
-
Object
- Object
- MetaModel::Command::Install::Validator
- Defined in:
- lib/metamodel/installer/validator.rb
Instance Attribute Summary collapse
-
#associations ⇒ Object
readonly
Returns the value of attribute associations.
-
#models ⇒ Object
readonly
Returns the value of attribute models.
Instance Method Summary collapse
-
#initialize(models, associations) ⇒ Validator
constructor
A new instance of Validator.
- #translate ⇒ Object
Constructor Details
#initialize(models, associations) ⇒ Validator
Returns a new instance of Validator.
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# File 'lib/metamodel/installer/validator.rb', line 12 def initialize(models, associations) @models = models @associations = associations end |
Instance Attribute Details
#associations ⇒ Object (readonly)
Returns the value of attribute associations.
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# File 'lib/metamodel/installer/validator.rb', line 10 def associations @associations end |
#models ⇒ Object (readonly)
Returns the value of attribute models.
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# File 'lib/metamodel/installer/validator.rb', line 9 def models @models end |
Instance Method Details
#translate ⇒ Object
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# File 'lib/metamodel/installer/validator.rb', line 17 def translate name_model_hash = Hash[@models.collect { |model| [model.name, model] }] @associations.map! do |association| major_model = name_model_hash[association.major_model] major_model.associations << association association.major_model = major_model association.secondary_model = name_model_hash[association.secondary_model] raise Informative, "Associations not satisfied in `Metafile`" \ unless [association.major_model, association.secondary_model].compact.size == 2 association end satisfy_constraint = @associations.reduce([]) do |remain, association| expect = remain.select { |assoc| assoc.expect_constraint? association } if expect.empty? remain << association else remain.delete expect.first end remain end raise Informative, "Unsatisfied constraints in #{satisfy_constraint.map \ { |x| x.debug_description }}" \ if satisfy_constraint.size > 0 @models.each do |model| model.properties.uniq! { |prop| [prop.name] } end return @models, @associations end |