gem: update for ruby 3.2 (#23)

* gem: update for ruby 3.2

* ci: add codeql

* ci: fix spec path

* ci: add dependabot yml

.github/dependabot.yml

@@ -0,0 +1,18 @@
+---
+updates:
+  -
+    directory: /
+    labels:
+      - dependencies
+    package-ecosystem: bundler
+    schedule:
+      interval: weekly
+    versioning-strategy: increase
+  -
+    directory: /
+    labels:
+      - operations
+    package-ecosystem: github-actions
+    schedule:
+      interval: monthly
+version: 2

.github/workflows/build.yml

@@ -1,16 +1,22 @@
 ---
 name: Build
 
-on: [push, pull_request]
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: ruby/setup-ruby@v1
       with:
-        ruby-version: 3.0
+        ruby-version: 3.2
     - name: Install Dependencies
       run: |
         gem install test-unit

.github/workflows/codecl.yml

@@ -0,0 +1,45 @@
+---
+name: CodeQL
+
+on:
+  pull_request:
+    branches:
+      - main
+  push:
+    branches:
+      - main
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+    strategy:
+      fail-fast: false
+      matrix:
+        language:
+          - ruby
+          - c
+    steps:
+      - name: "Checkout repository"
+        uses: actions/checkout@v3
+      - name: "Initialize CodeQL"
+        uses: github/codeql-action/init@v2
+        with:
+          languages: "${{ matrix.language }}"
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v2
+      - name: "Perform CodeQL Analysis"
+        uses: github/codeql-action/analyze@v2
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '3.2'
+          bundler-cache: true
+      - name: "Run rufo code formatting checks"
+        run: |
+          gem install rufo
+          rufo --check ./lib
+          rufo --check ./test

Gemfile

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

ext/digest/extconf.rb

@@ -1,11 +1,11 @@
 #!/usr/bin/env ruby
 # frozen_string_literal: true
 
-require 'mkmf'
+require "mkmf"
 
 def cflags(*args)
   args.each do |str|
-    $CFLAGS += (ENV['OS'] == "Windows_NT") ? " #{str} " : " #{str.shellescape} "
+    $CFLAGS += (ENV["OS"] == "Windows_NT") ? " #{str} " : " #{str.shellescape} "
   end
 end
 
@@ -17,15 +17,15 @@ def have_func!(header, *args)
   exit 1 unless have_func(*args, header)
 end
 
-cflags '-std=c11'
-cflags '-Wall'
-cflags '-Wextra'
-cflags '-fvisibility=hidden'
+cflags "-std=c11"
+cflags "-Wall"
+cflags "-Wextra"
+cflags "-fvisibility=hidden"
 
-have_header! 'ruby/digest.h'
-have_header! 'stdio.h'
-have_header! 'string.h'
+have_header! "ruby/digest.h"
+have_header! "stdio.h"
+have_header! "string.h"
 
-have_func! 'rb_str_set_len'
+have_func! "rb_str_set_len"
 
-create_makefile 'digest/keccak' or exit 1
+create_makefile "digest/keccak" or exit 1

keccak.gemspec

@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
-lib = File.expand_path('lib', __dir__).freeze
+lib = File.expand_path("lib", __dir__).freeze
 $LOAD_PATH.unshift lib unless $LOAD_PATH.include? lib
 
-require 'digest/keccak/version'
+require "digest/keccak/version"
 
 Gem::Specification.new do |spec|
   spec.name = "keccak"
@@ -15,15 +15,15 @@ Gem::Specification.new do |spec|
   spec.email = "%w[[email protected]]"
   spec.extensions << "ext/digest/extconf.rb"
   spec.platform = Gem::Platform::RUBY
-  spec.required_ruby_version = ">= 2.2", "< 4.0"
+  spec.required_ruby_version = ">= 2.7", "< 4.0"
   spec.license = "Apache-2.0"
   spec.metadata = {
-    'homepage_uri'    => 'https://github.com/q9f/keccak.rb',
-    'source_code_uri' => 'https://github.com/q9f/keccak.rb',
-    'github_repo'     => 'https://github.com/q9f/keccak.rb',
-    'bug_tracker_uri' => 'https://github.com/q9f/keccak.rb/issues',
+    "homepage_uri" => "https://github.com/q9f/keccak.rb",
+    "source_code_uri" => "https://github.com/q9f/keccak.rb",
+    "github_repo" => "https://github.com/q9f/keccak.rb",
+    "bug_tracker_uri" => "https://github.com/q9f/keccak.rb/issues",
   }.freeze
-  spec.require_paths = ['lib']
+  spec.require_paths = ["lib"]
   spec.files = Dir[
     "README.md",
     "COPYRIGHT",
@@ -34,6 +34,6 @@ Gem::Specification.new do |spec|
     "lib/**/*"
   ]
   spec.test_files = spec.files.grep %r{^(test|spec|features)/}
-  spec.add_development_dependency 'bundler', '~> 2.2'
-  spec.add_development_dependency 'test-unit', '~> 3.4'
+  spec.add_development_dependency "bundler", "~> 2.2"
+  spec.add_development_dependency "test-unit", "~> 3.4"
 end

lib/digest/keccak/version.rb

@@ -2,6 +2,6 @@
 
 module Digest
   class Keccak
-    VERSION = "1.3.1"
+    VERSION = "1.3.2"
   end
 end

test/generate_tests.rb

@@ -5,11 +5,11 @@
 # Based on python-sha3's test suite.
 
 FILES = [
-  ['test/data/ShortMsgKAT_224.txt', 224],
-  ['test/data/ShortMsgKAT_256.txt', 256],
-  ['test/data/ShortMsgKAT_384.txt', 384],
-  ['test/data/ShortMsgKAT_512.txt', 512],
-  ['test/data/LongMsgKAT_224.txt', 224],
+  ["test/data/ShortMsgKAT_224.txt", 224],
+  ["test/data/ShortMsgKAT_256.txt", 256],
+  ["test/data/ShortMsgKAT_384.txt", 384],
+  ["test/data/ShortMsgKAT_512.txt", 512],
+  ["test/data/LongMsgKAT_224.txt", 224],
 ]
 
 def generate
@@ -23,15 +23,15 @@ class KeccakTests < Test::Unit::TestCase
   }
 
   FILES.each do |path, hashlen|
-    contents = File.read(path).split('Len = ')
+    contents = File.read(path).split("Len = ")
     contents.each do |test|
       lines = test.split("\n")
       if !lines.empty? && lines[0] !~ /^#/
         length = lines[0].to_i
         if length % 8 == 0 && length != 0
-          msg_raw = [lines[1].split(' = ').last].pack("H*")
-          md = lines[2].split(' = ').last.downcase
-          name = File.basename(path).split('.')[0]
+          msg_raw = [lines[1].split(" = ").last].pack("H*")
+          md = lines[2].split(" = ").last.downcase
+          name = File.basename(path).split(".")[0]
           puts %Q{
             def test_#{name}_#{length}
               inst = Digest::Keccak.new(#{hashlen})

test/test_all.rb

@@ -2,7 +2,7 @@
 
 $LOAD_PATH.unshift(File.expand_path("lib"))
 $LOAD_PATH.unshift(File.expand_path("ext"))
-require 'digest/keccak'
-require File.expand_path('test/test_usage')
-require File.expand_path('test/test_vectors')
-require File.expand_path('test/test_new')
+require "digest/keccak"
+require File.expand_path("test/test_usage")
+require File.expand_path("test/test_vectors")
+require File.expand_path("test/test_new")

test/test_new.rb

@@ -1,21 +1,21 @@
 # frozen_string_literal: true
 
-require 'test/unit'
+require "test/unit"
 
 class KeccakNewTests < Test::Unit::TestCase
   def test_singleton_method_hexdigest_256_empty
-    result = Digest::Keccak.hexdigest '', 256
+    result = Digest::Keccak.hexdigest "", 256
     assert_instance_of String, result
-    assert_equal 'c5d2460186f7233c927e7db2dcc703c0' \
-                 'e500b653ca82273b7bfad8045d85a470',
+    assert_equal "c5d2460186f7233c927e7db2dcc703c0" \
+                 "e500b653ca82273b7bfad8045d85a470",
                  result
   end
 
   def test_singleton_method_hexdigest_256_sample
-    result = Digest::Keccak.hexdigest 'sample', 256
+    result = Digest::Keccak.hexdigest "sample", 256
     assert_instance_of String, result
-    assert_equal 'b80204f7e9243e4fca5489740ccd31dc' \
-                 'd0a54619a7f4165cee73c191ef7271a1',
+    assert_equal "b80204f7e9243e4fca5489740ccd31dc" \
+                 "d0a54619a7f4165cee73c191ef7271a1",
                  result
   end
 end

test/test_usage.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-require 'test/unit'
+require "test/unit"
 
 class KeccakUsageTest < Test::Unit::TestCase
   def init(hashsize = 512)
@@ -9,49 +9,49 @@ def init(hashsize = 512)
 
   def test_copy
     a = init(224)
-    a.update('foo')
+    a.update("foo")
     b = a.dup
     assert_equal b.digest, a.digest
-    b.update('bar')
+    b.update("bar")
     assert_not_equal b.digest, a.digest
   end
 
   def test_class_methods
-    assert_equal 'a9cab59eb40a10b246290f2d6086e32e3689faf1d26b470c899f2802',
+    assert_equal "a9cab59eb40a10b246290f2d6086e32e3689faf1d26b470c899f2802",
       Digest::Keccak.hexdigest("\xcc", 224)
   end
 
   def test_update
     a = init(224)
     a.update("\xcc")
-    assert_equal 'a9cab59eb40a10b246290f2d6086e32e3689faf1d26b470c899f2802', a.hexdigest
+    assert_equal "a9cab59eb40a10b246290f2d6086e32e3689faf1d26b470c899f2802", a.hexdigest
   end
 
   def test_updates
     a = init(224)
     a.update("\x21")
     a.update("\xf1\x34")
     a.update("\xac\x57")
-    assert_equal '5573da2b02216a860389a581f6e9fb8d805e9e02f6fa911701eee298', a.hexdigest
+    assert_equal "5573da2b02216a860389a581f6e9fb8d805e9e02f6fa911701eee298", a.hexdigest
   end
 
   def test_empty_224
     a = init(224)
-    assert_equal 'f71837502ba8e10837bdd8d365adb85591895602fc552b48b7390abd', a.hexdigest
+    assert_equal "f71837502ba8e10837bdd8d365adb85591895602fc552b48b7390abd", a.hexdigest
   end
 
   def test_empty_256
     a = init(256)
-    assert_equal 'c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470', a.hexdigest
+    assert_equal "c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470", a.hexdigest
   end
 
   def test_empty_384
     a = init(384)
-    assert_equal '2c23146a63a29acf99e73b88f8c24eaa7dc60aa771780ccc006afbfa8fe2479b2dd2b21362337441ac12b515911957ff', a.hexdigest()
+    assert_equal "2c23146a63a29acf99e73b88f8c24eaa7dc60aa771780ccc006afbfa8fe2479b2dd2b21362337441ac12b515911957ff", a.hexdigest()
   end
 
   def test_empty_512
     a = init(512)
-    assert_equal '0eab42de4c3ceb9235fc91acffe746b29c29a8c366b7c60e4e67c466f36a4304c00fa9caf9d87976ba469bcbe06713b435f091ef2769fb160cdab33d3670680e', a.hexdigest
+    assert_equal "0eab42de4c3ceb9235fc91acffe746b29c29a8c366b7c60e4e67c466f36a4304c00fa9caf9d87976ba469bcbe06713b435f091ef2769fb160cdab33d3670680e", a.hexdigest
   end
 end