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# File 'lib/volt/models/validators/inclusion_validator.rb', line 3
def self.validate(model, field_name, args)
errors = {}
value = model.get(field_name)
if args.is_a?(Array)
list = args
message = nil
elsif args.is_a?(Hash)
list = args[:in]
message = args[:message]
fail 'A list to match against must be specified' unless list.is_a?(Array)
else
fail 'The arguments to inclusion validator must be an array or a hash'
end
unless list.include?(value)
errors[field_name] = [message || "must be one of #{list.join(', ')}"]
end
errors
end
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