emulate extendable algebraic types on scala

emulate extendable algebraic types on scala

References

Reference NO 1

http://stackoverflow.com/questions/15204874/emulate-extendable-algebraic-types-on-scala

Reference NO 2

http://stackoverflow.com/questions/11897272/ordering-with-algebraic-types-in-scala

Reference NO 3

http://stackoverflow.com/questions/3963026/algebraic-data-types-outside-of-functional-languages

Reference NO 4

http://stackoverflow.com/questions/7696287/scala-constructor-method-with-option

Reference NO 5

http://sitedev.ru/f/2012/04/steps-in-scala.pdf

Reference NO 6

http://kerflyn.wordpress.com/category/programming/

Reference NO 7

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Reference NO 8

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