ci: replace travis with github actions (#62)

* ci: replace travis with github actions

* git: improve gitignore

* gems: update gemspec for ruby 3

* github: add codeql security workflow

* github: refine build workflow conditions

Author: q9f

.github/workflows/build.yml

@@ -0,0 +1,26 @@
+---
+name: Build
+
+on:
+  pull_request:
+    branches:
+      - develop
+  push:
+    branches:
+      - develop
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 3.0
+    - name: Install Dependencies
+      run: |
+        git submodule update --init
+        bundle install
+    - name: Run Tests
+      run: |
+        rspec

.github/workflows/codeql.yml

@@ -0,0 +1,38 @@
+---
+name: CodeQL
+
+on:
+  pull_request:
+    branches:
+      - develop
+  push:
+    branches:
+      - develop
+  schedule:
+    -
+      cron: "45 1 * * 3"
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        language:
+          - ruby
+    steps:
+      - name: "Checkout repository"
+        uses: actions/checkout@v2
+      - name: "Initialize CodeQL"
+        uses: github/codeql-action/init@v1
+        with:
+          languages: "${{ matrix.language }}"
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v1
+      - name: "Perform CodeQL Analysis"
+        uses: github/codeql-action/analyze@v1

.gitignore

@@ -1,10 +1,43 @@
-/.bundle/
-/.yardoc
-/Gemfile.lock
-/_yardoc/
+*.DS_Store
+
+/test/test_vectors.rb
+/ext/digest/Makefile
+/ext/digest/keccak.so
+/ext/digest/mkmf.log
+
+*.o
+*.so
+*.gem
+*.log
+*.rbc
+/.config
+/.rake_tasks~
 /coverage/
-/doc/
+/InstalledFiles
 /pkg/
-/spec/reports/
 /tmp/
-.ruby-version
+
+# RSpec configuration and generated files:
+/.rspec
+/spec/examples.txt
+
+# Documentation cache and generated files:
+/.yardoc/
+/_yardoc/
+/doc/
+/rdoc/
+
+# Environment normalization:
+/.bundle/
+/vendor/bundle/*
+!/vendor/bundle/.keep
+/lib/bundler/man/
+
+# For a library or gem, you might want to ignore these files since the code is
+# intended to run in multiple environments; otherwise, check them in:
+/Gemfile.lock
+/.ruby-version
+/.ruby-gemset
+
+# Unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
+.rvmrc

.travis.yml

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 
-# Specify your gem's dependencies in ethereum-tx.gemspec
+# Specify your gem's dependencies in eth.gemspec
 gemspec

Gemfile

@@ -1,31 +1,46 @@
+# frozen_string_literal: true
 # coding: utf-8
-lib = File.expand_path('../lib', __FILE__)
-$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+
+lib = File.expand_path('lib', __dir__).freeze
+$LOAD_PATH.unshift lib unless $LOAD_PATH.include? lib
+
 require 'eth/version'
 
 Gem::Specification.new do |spec|
   spec.name          = "eth"
   spec.version       = Eth::VERSION
-  spec.authors       = ["Steve Ellis"]
-  spec.email         = ["[email protected]"]
+  spec.authors       = ["Steve Ellis", "Afri Schoedon"]
+  spec.email         = ["[email protected]", "[email protected]"]
 
   spec.summary       = %q{Simple API to sign Ethereum transactions.}
   spec.description   = %q{Library to build, parse, and sign Ethereum transactions.}
   spec.homepage      = "https://github.com/se3000/ruby-eth"
   spec.license       = "MIT"
 
+  spec.metadata = {
+    'homepage_uri'    => 'https://github.com/se3000/ruby-eth',
+    'source_code_uri' => 'https://github.com/se3000/ruby-eth',
+    'github_repo'     => 'https://github.com/se3000/ruby-eth',
+    'bug_tracker_uri' => 'https://github.com/se3000/ruby-eth/issues',
+  }.freeze
+
   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.test_files    = spec.files.grep %r{^(test|spec|features)/}
 
   spec.add_dependency 'keccak', '~> 1.2'
-  spec.add_dependency 'ffi', '~> 1.0'
-  spec.add_dependency 'money-tree', '~> 0.10.0'
-  spec.add_dependency 'rlp', '~> 0.7.3'
-  spec.add_dependency 'scrypt', '~> 3.0.6'
-
-  spec.add_development_dependency 'pry', '~> 0.1'
-  spec.add_development_dependency 'rake', '>= 12.3.3'
-  spec.add_development_dependency 'rspec', '~> 3.0'
+  spec.add_dependency 'ffi', '~> 1.15'
+  spec.add_dependency 'money-tree', '~> 0.10'
+  spec.add_dependency 'rlp', '~> 0.7'
+  spec.add_dependency 'scrypt', '~> 3.0'
+
+  spec.platform = Gem::Platform::RUBY
+  spec.required_ruby_version = ">= 2.2", "< 4.0"
+
+  spec.add_development_dependency 'bundler', '~> 2.2'
+  spec.add_development_dependency 'pry', '~> 0.14'
+  spec.add_development_dependency 'rake', '~> 13.0'
+  spec.add_development_dependency 'rspec', '~> 3.10'
 end