Initial project skeleton

.gitignore

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+/.bundle/
+/.yardoc
+/Gemfile.lock
+/_yardoc/
+/coverage/
+/doc/
+/pkg/
+/spec/reports/
+/tmp/
+
+# rspec failure tracking
+.rspec_status

.rakeTasks

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+<?xml version="1.0" encoding="UTF-8"?>
+<Settings><!--This file was automatically generated by Ruby plugin.
+You are allowed to: 
+1. Remove rake task
+2. Add existing rake tasks
+To add existing rake tasks automatically delete this file and reload the project.
+--><RakeGroup description="" fullCmd="" taksId="rake"><RakeTask description="Build zcred-0.0.0.gem into the pkg directory" fullCmd="build" taksId="build" /><RakeTask description="Remove any temporary products" fullCmd="clean" taksId="clean" /><RakeTask description="Remove any generated files" fullCmd="clobber" taksId="clobber" /><RakeTask description="Build and install zcred-0.0.0.gem into system gems" fullCmd="install" taksId="install" /><RakeGroup description="" fullCmd="" taksId="install"><RakeTask description="Build and install zcred-0.0.0.gem into system gems without network access" fullCmd="install:local" taksId="local" /></RakeGroup><RakeTask description="Create tag v0.0.0 and build and push zcred-0.0.0.gem to Rubygems" fullCmd="release[remote]" taksId="release[remote]" /><RakeTask description="Run RuboCop" fullCmd="rubocop" taksId="rubocop" /><RakeGroup description="" fullCmd="" taksId="rubocop"><RakeTask description="Auto-correct RuboCop offenses" fullCmd="rubocop:auto_correct" taksId="auto_correct" /></RakeGroup><RakeTask description="Run RSpec code examples" fullCmd="spec" taksId="spec" /><RakeTask description="" fullCmd="default" taksId="default" /><RakeTask description="" fullCmd="release" taksId="release" /><RakeGroup description="" fullCmd="" taksId="release"><RakeTask description="" fullCmd="release:guard_clean" taksId="guard_clean" /><RakeTask description="" fullCmd="release:rubygem_push" taksId="rubygem_push" /><RakeTask description="" fullCmd="release:source_control_push" taksId="source_control_push" /></RakeGroup></RakeGroup></Settings>

.rspec

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+--format documentation
+--color

.rubocop.yml

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+AllCops:
+  DisplayCopNames: true
+
+#
+# Style
+#
+
+LineLength:
+  Max: 128
+
+Style/StringLiterals:
+  EnforcedStyle: double_quotes
+
+#
+# Metrics
+#
+
+Metrics/AbcSize:
+  Enabled: false
+
+Metrics/CyclomaticComplexity:
+  Enabled: false
+
+Metrics/PerceivedComplexity:
+  Enabled: false
+
+Metrics/ClassLength:
+  Max: 100
+
+Metrics/MethodLength:
+  Max: 25

Gemfile

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+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+gemspec
+
+group :development, :test do
+  gem "rake"
+  gem "rspec", "~> 3.5"
+  gem "rubocop", "0.48.1"
+end

README.md

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+# SIVChain
+
+Advanced symmetric encryption using the AES-SIV ([RFC 5297]) and CHAIN
+constructions

Rakefile

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+# frozen_string_literal: true
+
+require "bundler/gem_tasks"
+
+require "rspec/core/rake_task"
+RSpec::Core::RakeTask.new
+
+require "rubocop/rake_task"
+RuboCop::RakeTask.new
+
+task default: %w[spec rubocop]

lib/sivchain.rb

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+require "sivchain/version"
+
+# Advanced symmetric encryption using the AES-SIV (RFC 5297) and CHAIN constructions
+module SIVChain
+end

lib/sivchain/version.rb

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+module SIVChain
+  VERSION = "0.0.0".freeze
+end

sivchain.gemspec

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+# coding: utf-8
+
+lib = File.expand_path("../lib", __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+require "sivchain/version"
+
+Gem::Specification.new do |spec|
+  spec.name          = "sivchain"
+  spec.version       = SIVChain::VERSION
+  spec.authors       = ["Tony Arcieri"]
+  spec.email         = ["[email protected]"]
+  spec.licenses      = ["MIT"]
+  spec.homepage      = "https://github.com/zcred/sivchain/tree/master/ruby/"
+  spec.summary       = "AES-SIV and CHAIN symmetric encryption"
+  spec.description   = "Advanced symmetric encryption using the AES-SIV (RFC 5297) and CHAIN constructions"
+  spec.files         = `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
+  spec.bindir        = "exe"
+  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
+  spec.require_paths = ["lib"]
+
+  spec.required_ruby_version = ">= 2.2.2"
+
+  spec.add_development_dependency "bundler", "~> 1.14"
+end

spec/sivchain_spec.rb

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+require "spec_helper"
+
+RSpec.describe SIVChain do
+  it "has a version number" do
+    expect(SIVChain::VERSION).not_to be nil
+  end
+end

spec/spec_helper.rb

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+# frozen_string_literal: true
+
+require "bundler/setup"
+require "sivchain"
+
+RSpec.configure(&:disable_monkey_patching!)