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# File 'lib/activemodel/validations/csv_validator.rb', line 8
def validate_each(record, attribute, value)
return if value.nil?
content = NKF.nkf('-w', File.read(value.path, universal_newline: true))
rows = CSV.parse(content, headers: :first_row, converters: :integer)
if options[:max].present? && rows.size > options[:max]
record.errors.add(attribute, :max_rows, options.slice(:max).merge(rows: rows.size))
end
if options[:headers].present?
= options[:headers] - rows.
if .present?
record.errors.add(attribute, :missing_headers, missing_headers: .to_sentence)
end
end
rescue CSV::MalformedCSVError
record.errors.add(attribute, :invalid_csv)
end
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