Awesome FasterCSV Features. Thanks @JEG2

ruby_csv_simple_object_mapping.rb

# http://ruby-doc.org/stdlib-1.9.2/libdoc/csv/rdoc/CSV.html#method-c-load
# http://ruby-doc.org/stdlib-1.9.2/libdoc/csv/rdoc/CSV.html#method-c-dump
# https://github.com/JEG2/faster_csv/blob/master/test/tc_serialization.rb
require 'csv'

class Person
  attr_accessor :id, :name, :email

  def self.csv_load(meta, headers, row)
    person = Person.new
    headers.each.with_index { |h,i|
      person.send "#{h}=", row[i]
    }
    person
  end

  def self.parse(csv)
    meta = "class,#{self.to_s}\n"
    CSV.parse("#{meta}#{csv}")
  end

  def dump
    self.class.dump([self])
  end

  def self.dump(people, io='', options={})
    CSV.dump(people, io, options).strip
  end

  def self.csv_meta
    []
  end

  def csv_headers
    %w(id name email)
  end

  def csv_dump(headers)
    headers.map { |h| self.instance_variable_get "@#{h}" }
  end

end

CSV_DUMP = <<-CSV
class,Person
id=,name=,email=
1,"Chris Floess",[email protected]
2,"Konstantin Krauss",[email protected]
3,"Vicente Reig",[email protected]
CSV

CSV_INPUT = <<-CSV
id,name,email
1,"Chris Floess",[email protected]
2,"Konstantin Krauss",[email protected]
3,"Vicente Reig",[email protected]
CSV

CSV_DUMP2 = <<-CSV
class,Person
#{CSV_INPUT}
CSV

people = Person.parse(CSV_INPUT)
puts people.inspect
dumped =  Person.dump(people)
puts dumped
puts "----"
puts Person.parse(dumped).inspect

L19 (https://gist.github.com/vicentereig/3188109#file-ruby_csv_simple_object_mapping-rb-L19) change load to parse. load will allow code execution: https://gist.github.com/benmmurphy/4706099

Good catch, dude.