A Minimalistic Ruby Stack

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A minimalistic Ruby stack Francesco Rodríguez Mayn Ektvedt Kjær

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Dependency management

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$ gem install mygem

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$ gem list mygem ! mygem (1.0.0, 2.0.0) ! ! $ ruby -r mygem —e "MyGem::VERSION" 2.0.0

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Gemset

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$ gem install gs

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$ gs init

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$ ls -a .gs ! $ env | grep GEM GEM_HOME=/Code/app/.gs GEM_PATH=/Code/app/.gs: …

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$ gs gem install mygem ! $ gem list -i mygem false ! $ gs gem list —i mygem true

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Dependency tracking

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$ gem install dep

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$ dep add mygem

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$ cat .gems mygem -v 2.0.0

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$ dep install gem install mygem:2.0.0 ! $ dep dep: all cool

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dep + gs bundler lines of code 189 complexity 197 Comparison lines of code ~12,000 complexity ~17,000

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dep + gs bundler (x63) x xxxxxxxxxx xxxxxxxxxxx xxxxxxxxx xxxxxxxxxx xxxxxxxxxxxx xxxxxxxx xxx Size

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dep + gs bundler (x86) x xxxxxxxxxx xxxxxxxxxxx xxxxxxxxx xxxxxxxxxx xxxxxxxxxxx xxxxxxxxx xxxxxxxxxx xxxxxxxxxxx xxxxxx Complexity

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Tynn A thin library for web development

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• Simple API ! • Unopinionated ! • Extensible ! • Fast

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require "tynn" ! Tynn.define do root do res.write("Hei Oslo!") end end ! # / => "Hei Oslo"

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Matchers

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on "posts" do get do res.write("GET /posts") end ! post do res.write("POST /posts") end end ! # GET /posts => "GET /posts" # POST /posts => "POST /posts"

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Segment

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on :slug do |slug| get do res.write("GET /#{ slug }") end end ! # GET /foo => "GET /foo" # GET /bar => "GET /bar"

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Not only paths or methods

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on (current_user != nil) do # authenticated routes end ! on resource.nil? do res.write("404") end

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Routing tree

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[ /users /users/:id /users/:id/sessions /users/:id/sessions/:token /articles /articles/:id ]

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[ /users -> :id -> /sessions -> :token /articles -> :id ]

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Composition

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class Users < Tynn end ! Users.define do get do # ... end end ! Tynn.define do on "users" do run(Users) end end

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Default extensions

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• Tynn::Environment • Tynn::JSON • Tynn::NotFound • Tynn::Protection • Tynn::Render • Tynn::SecureHeaders • Tynn::Session • Tynn::SSL • Tynn::Static • Tynn::Test

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Comparison

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get "/articles" do Article.all.to_json end ! post "/articles" do Article.create(params[:article]) status(201) end Sinatra

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on "articles" do get do json(Article.all) end ! post do Article.create(req[:article]) ! res.status = 201 end end Tynn

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get "/articles/:id" do article = Article[params[:id]] return status(404) unless article article.to_json end ! put "/articles/:id" do article = Article[params[:id]] return status(404) unless article article.update(params[:article]) article.to_json end ! delete "/articles/:id" do article = Article[params[:id]] return status 404 unless article article.delete status 204 end Sinatra

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on "articles" do on :id do |id| article = Article[id] ! on article.nil? do res.status = 404 end ! get do json(article) end ! put do article.update(req[:article]) json(article) end ! delete do article.delete res.status = 204 end end end Tynn

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Numbers

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Library LOC ============================ Core: 50 Syro: 166 Seg: 51 ---------------------------- 267 Extensions: 259 ---------------------------- 526

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Framework Requests/sec % from best ==================================================== Rack 10164.77 100.00% Tynn 9739.69 95.82% Cuba 8714.49 85.73% Lotus (*) 8535.46 83.97% Rails (**) 3175.91 31.24% Sinatra (***) 2890.16 28.43% ! ! (*) Lotus Router (**) Without middlewares, ActionController::Metal (***) Without middlewares. ! https://gist.github.com/frodsan/4cf2b3beab1dee39e2b0

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1.0.0.rc2 github.com/frodsan/tynn

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Future

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• More documentation ! • More benchmarks ! • Extensions ! • Security defaults

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More at: ! tynn.xyz tynn.xyz/support.html

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A Minimal Stack

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tynn web library hmote template engine ohm / sequel ORM scrivener validations posten mailing disc workers

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Links: ! github.com/cyx/dep github.com/frodsan/tynn github.com/harmoni/hmote github.com/harmoni/posten github.com/jeremyevans/sequel github.com/pote/disc github.com/soveran/gs github.com/soveran/ohm github.com/soveran/scrivener

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takk ! @frodsan @maynkj ! ʕ•ᴥ•ʔ