rom-rb.org

dry-rb.org

dry-rb - dry-types - Introduction

http://dry-rb.org/gems/dry-types

Is a simple and extendable type system for Ruby with support for coercions and constraints. Support for constrained types. Support for optional values. Support for default values. Support for sum types. Support for hash type with type schemas. Support for array type with members. Support for arbitrary meta information. Support for typed struct objects via dry-struct. Which is especially important for optimized and dedicated coercion logic. Types are composable and reusable objects.

dry-rb.org

dry-rb - Community

http://dry-rb.org/community

Dry-rb is a community. Dry-rb is here to help you build better Ruby apps. Our collection of gems is growing and evolving, and we welcome your contributions! To get started, try out the gems and share your stories or questions in our discussion forum. Find a bug or want to fix one? Share your issues or pull requests on GitHub. You can also find us on Gitter. We are committed to fostering a welcoming community. dry-rb adheres to a Contributor Code of Conduct. Since 2015 Manchester, UK. Tim helps run Icelab.

greyblake.com

Validation in rails with Themis - Sergey Potapov

http://greyblake.com/blog/2013/08/19/validation-in-rails-with-themis

Talking about Linux, Ruby and other hackers' stuff. Validation in Rails With Themis. Sometimes ActiveRecord is not enough to meet complicated validation needs. At TMXCredit. We’ve created Themis. ActiveRecord extension which helps to organize validations in a better way and adds some flexibility. Here I’m gonna describe some problems which Themis solves after that I’ll take a brief look at possible alternative solutions. Models) but it illustrates where Themis could be useful. Model on the top:. For exam...

solnic.eu

solnic.eu - Introducing Transproc - functional data transformations for Ruby

http://solnic.eu/2015/04/16/introducing-transproc-functional-data-transformations-for-ruby.html

Raquo; Introducing Transproc - functional data transformations for Ruby. Introducing Transproc - functional data transformations for Ruby. April 16, 2015. The approach used in Virtus and many other libraries similar to Virtus is typical OO design. There are some objects with knowledge about how to handle specific values. This includes data type coercions and also more complex transformations like changing nested Hash into an aggregate using custom entity classes. By Jessica Kerr from 2013. The core conce...

rossconf.io

Berlin | ROSSConf

http://www.rossconf.io/event/berlin

Berlin's next Ruby Open Source Software Conference and Hackathon. September 26, 2015 @ Wooga. ROSS Conf is a one day mini-conference bringing Open Source Software maintainers and developers together in one room. Or in multiple rooms, to be fair. The projects participating in its second edition include Bundler, Ruby Object Mapper and. Ruby itself. In the morning bit the project owners will introduce their projects and share what would need work in the afternoon hackathon-y part. Reserve your seat now!

tooky.co.uk

Steve Tooke

http://tooky.co.uk/tags/connascence

Software development flavoured with agile, bdd, ruby and javascript. Connascence and Inverting Dependencies. Wrote about inverting dependencies. And a refactoring that he made in the Ruby Object Mapper. It’s a great article and if you haven’t read it yet it won’t take you long. Go on, I can wait. The original code, however, doesn’t simply provide a great example of code. The mob rules, ok? Hands-on With the Cucumber Events API. Your tests want you to change your design. Find me on Twitter.

en.wikipedia.org

Data mapper pattern - Wikipedia, the free encyclopedia

https://en.wikipedia.org/wiki/Data_mapper_pattern

From Wikipedia, the free encyclopedia. The data mapper pattern. Is an architectural pattern. It was named by Martin Fowler. In his 2003 book Patterns of Enterprise Application Architecture. The interface of an object conforming to this pattern would include functions such as Create, Read, Update, and Delete, that operate on objects that represent domain entity types in a data store. A Data Mapper is a Data Access Layer. Implementations of the concept can be found in various frameworks. Additional terms m...

tooky.co.uk

Steve Tooke - Connascence and Inverting Dependencies

http://tooky.co.uk/connascence-and-inverting-dependencies

Software development flavoured with agile, bdd, ruby and javascript. Connascence and Inverting Dependencies. November 7th, 2014. Wrote about inverting dependencies. And a refactoring that he made in the Ruby Object Mapper. It’s a great article and if you haven’t read it yet it won’t take you long. Go on, I can wait. The original code, however, doesn’t simply provide a great example of code that violates the Dependency Inversion Principle. Let’s take a closer look and see what else we can find. When we ar...

solnic.eu

solnic.eu

http://solnic.eu/tags/datamapper.html

A Closer Look at How Ruby Object Mapper Works. August 26, 2013 by Piotr Solnica. Last Friday we finally released. The first version of Ruby Object Mapper. It’s a big step for the project as we’ve established foundation of the whole system. There are many missing features, crucial ones, like support for RDBMS, server-side generated. DataMapper 2 Status and Roadmap. December 20, 2012 by Piotr Solnica. Part of DataMapper 2 Is Done - Announcing Virtus 0.5.0. June 10, 2012 by Piotr Solnica. Once again thank y...