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name_validator.rb
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Sun, May 18, 6:44 PM

name_validator.rb
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class NameValidator < ActiveModel::Validator
def validate(record)
unless record.name =~ /^[a-zA-Z0-1\.-_ ]+$/
record.errors[:name] << "Can only contain numbers, letters, space, '.', '-' and '_'"
end
end
end

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