v1

.gem_release.yml

@@ -0,0 +1,3 @@
+bump:
+  file: lib/imatcher/version.rb
+  skip_ci: true

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,24 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: palkan
+
+---
+
+## What did you do?
+
+## What did you expect to happen?
+
+## What actually happened?
+
+## Additional context
+
+## Environment
+
+**Ruby Version:**
+
+**Framework Version (Rails, whatever):**
+
+**Imatcher Version:**

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,24 @@
+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: enhancement
+assignees: palkan
+
+---
+
+## Is your feature request related to a problem? Please describe.
+
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+## Describe the solution you'd like
+
+A clear and concise description of what you want to happen.
+
+## Describe alternatives you've considered
+
+A clear and concise description of any alternative solutions or features you've considered.
+
+## Additional context
+
+Add any other context or screenshots about the feature request here.

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,23 @@
+<!--
+  First of all, thanks for contributing!
+
+  If it's a typo fix or minor documentation update feel free to skip the rest of this template!
+-->
+
+## What is the purpose of this pull request?
+
+<!--
+  If it's a bug fix, then link it to the issue, for example:
+
+  Fixes #xxx
+-->
+
+## What changes did you make? (overview)
+
+## Is there anything you'd like reviewers to focus on?
+
+## Checklist
+
+- [ ] I've added tests for this change
+- [ ] I've added a Changelog entry
+- [ ] I've updated a documentation

.github/workflows/docs-lint.yml

@@ -0,0 +1,61 @@
+name: Lint Docs
+
+on:
+  push:
+    branches:
+    - master
+    paths:
+    - "*.md"
+    - "**/*.md"
+  pull_request:
+    paths:
+    - "*.md"
+    - "**/*.md"
+
+jobs:
+  rubocop:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 2.7
+    - name: Lint Markdown files with RuboCop
+      run: |
+        gem install bundler
+        bundle install --gemfile gemfiles/rubocop.gemfile --jobs 4 --retry 3
+        bundle exec --gemfile gemfiles/rubocop.gemfile rubocop -c .rubocop-md.yml
+  forspell:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Install Hunspell
+      run: |
+        sudo apt-get install hunspell
+    - uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 2.7
+    - name: Cache installed gems
+      uses: actions/cache@v1
+      with:
+        path: /home/runner/.rubies/ruby-2.7.0/lib/ruby/gems/2.7.0
+        key: gems-cache-${{ runner.os }}
+    - name: Install Forspell
+      run: gem install forspell
+    - name: Run Forspell
+      run: forspell *.md .github/**/*.md
+  liche:
+    runs-on: ubuntu-latest
+    env:
+      GO111MODULE: on
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Go
+      uses: actions/setup-go@v1
+      with:
+        go-version: 1.13.x
+    - name: Run liche
+      run: |
+        export PATH=$PATH:$(go env GOPATH)/bin
+        go get -u github.com/raviqqe/liche
+        liche README.md CHANGELOG.md

.github/workflows/rspec.yml

@@ -0,0 +1,28 @@
+name: Build
+
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+
+jobs:
+  rspec:
+    runs-on: ubuntu-latest
+    env:
+      BUNDLE_JOBS: 4
+      BUNDLE_RETRY: 3
+      CI: true
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby: ["2.6", "2.7", "3.0", "3.1"]
+    steps:
+    - uses: actions/checkout@v2
+    - uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby }}
+        bundler-cache: true
+    - name: Run RSpec
+      run: |
+        bundle exec rspec

.github/workflows/rubocop.yml

@@ -0,0 +1,21 @@
+name: Lint Ruby
+
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+
+jobs:
+  rubocop:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 2.7
+    - name: Lint Ruby code with RuboCop
+      run: |
+        gem install bundler
+        bundle install --gemfile gemfiles/rubocop.gemfile --jobs 4 --retry 3
+        bundle exec --gemfile gemfiles/rubocop.gemfile rubocop

.gitignore

@@ -23,14 +23,21 @@
 .settings
 .tmproj
 Thumbs.db
+
+.bundle/
+log/*.log
+pkg/
+spec/dummy/db/*.sqlite3
+spec/dummy/db/*.sqlite3-journal
+spec/dummy/tmp/
+
+Gemfile.lock
+Gemfile.local
+.rspec
+.ruby-version
 *.gem
 
-/.bundle/
-/.yardoc
-/Gemfile.lock
-/_yardoc/
-/coverage/
-/doc/
-/pkg/
-/spec/reports/
-/tmp/
+tmp/
+.rbnext/
+
+gemfiles/*.lock

.mdlrc

@@ -0,0 +1 @@
+rules "~MD013", "~MD033", "~MD029", "~MD034"

.rspec

@@ -1,2 +1,2 @@
---format documentation
+-f d
 --color

.rubocop-md.yml

@@ -0,0 +1,8 @@
+inherit_from: ".rubocop.yml"
+
+require:
+  - rubocop-md
+
+AllCops:
+  Include:
+    - '**/*.md'

.rubocop.yml

@@ -1,48 +1,25 @@
-AllCops:
-  # Include gemspec and Rakefile
-  Include:
-    - 'lib/**/*.rb'
-    - 'lib/**/*.rake'
-    - 'spec/**/*.rb'
-  Exclude:
-    - 'bin/**/*'
-    - 'spec/dummy/**/*'
-  Rails:
-    Enabled: false
-  DisplayCopNames: true
-  StyleGuideCopsOnly: false
-
-Style/AccessorMethodName:
-  Enabled: false
-
-Style/TrivialAccessors:
-  Enabled: false
-
-Style/Documentation:
-  Exclude:
-    - 'spec/**/*.rb'
+require:
+  - standard/cop/block_single_line_braces
 
-Style/StringLiterals: 
-  Enabled: false
-
-Style/SpaceInsideStringInterpolation:
-  EnforcedStyle: no_space
+inherit_gem:
+  standard: config/base.yml
 
-Style/BlockDelimiters:
+AllCops:
   Exclude:
-    - 'spec/**/*.rb'
-
-Style/ParallelAssignment:
-  Enabled: false
+    - 'bin/*'
+    - 'tmp/**/*'
+    - 'Gemfile'
+    - 'vendor/**/*'
+    - 'gemfiles/**/*'
+    - 'lib/.rbnext/**/*'
+    - 'lib/generators/**/templates/*.rb'
+    - '.github/**/*'
+  DisplayCopNames: true
+  SuggestExtensions: false
+  TargetRubyVersion: 2.6
 
-Lint/AmbiguousRegexpLiteral:
+Standard/BlockSingleLineBraces:
   Enabled: false
 
-Metrics/MethodLength:
-  Exclude:
-    - 'spec/**/*.rb'
-
-Metrics/LineLength:
-  max: 100
-  Exclude:
-    - 'spec/**/*.rb'
+Style/FrozenStringLiteralComment:
+  Enabled: true

CHANGELOG.md

@@ -0,0 +1,11 @@
+# Change log
+
+## master
+
+- Add `lower_threshold:` option to specify the lower bound for the expected difference. ([@palkan][])
+
+- Ruby 3.1 compatibility.
+
+- Drop JRuby support (for now).
+
+[@palkan]: https://github.com/palkan

Gemfile

@@ -1,17 +1,17 @@
-source 'https://rubygems.org'
+# frozen_string_literal: true
 
-gem "rake", "~> 10.0"
-gem "rspec", "~> 3.0"
+source "https://rubygems.org"
 
-if RUBY_PLATFORM =~ /java/
-  gem "chunky_png", "~> 1.3.5"
-else
-  gem "oily_png", "~> 1.2"
-end
+gem "pry-byebug", platform: :mri
+
+gem "oily_png"
+
+gemspec
+
+eval_gemfile "gemfiles/rubocop.gemfile"
 
-gem 'pry-byebug' if RUBY_VERSION >= "2.0.0" && RUBY_PLATFORM != 'java'
-local_gemfile = 'Gemfile.local'
+local_gemfile = "#{File.dirname(__FILE__)}/Gemfile.local"
 
 if File.exist?(local_gemfile)
-  eval(File.read(local_gemfile)) # rubocop:disable Lint/Eval
+  eval(File.read(local_gemfile)) # rubocop:disable Security/Eval
 end