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29 lines
493 B
Ruby
29 lines
493 B
Ruby
require 'active_model'
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class Person
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include ActiveModel::Conversion
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include ActiveModel::Validations
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validates :name, presence: true
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attr_accessor :name
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def initialize(attributes = {})
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@name = attributes[:name]
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end
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def persist
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@persisted = true
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end
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def persisted?
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@persisted
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end
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end
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person1 = Person.new
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p person1.valid? # => false
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p person1.errors.messages # => {:name=>["can't be blank"]}
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person2 = Person.new(name: 'matz')
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p person2.valid? # => true
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