Initial commit

Author: kddnewton

.github/dependabot.yml

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+version: 2
+updates:
+  - package-ecosystem: "bundler"
+    directory: "/"
+    schedule:
+      interval: "daily"

.github/workflows/main.yml

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+name: Main
+on:
+- push
+- pull_request_target
+jobs:
+  ci:
+    name: CI
+    runs-on: ubuntu-latest
+    env:
+      CI: true
+    steps:
+    - uses: actions/checkout@master
+    - uses: ruby/setup-ruby@v1
+      with:
+        bundler-cache: true
+        ruby-version: '3.1'
+    - name: Test
+      run: |
+        bundle exec rake test
+        bundle exec rake stree:check
+  automerge:
+    name: AutoMerge
+    needs: ci
+    runs-on: ubuntu-latest
+    if: github.event_name == 'pull_request_target' && github.actor == 'dependabot[bot]'
+    steps:
+    - uses: actions/github-script@v3
+      with:
+        script: |
+          github.pulls.merge({
+            owner: context.payload.repository.owner.login,
+            repo: context.payload.repository.name,
+            pull_number: context.payload.pull_request.number
+          })

.gitignore

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+/.bundle/
+/.yardoc
+/_yardoc/
+/coverage/
+/doc/
+/pkg/
+/spec/reports/
+/tmp/
+
+test.bf

CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+## [0.1.0] - 2022-05-26
+
+### Added
+
+- 🎉 Initial release! 🎉
+
+[unreleased]: https://github.com/ruby-syntax-tree/syntax_tree-bf/compare/v0.1.0...HEAD
+[0.1.0]: https://github.com/ruby-syntax-tree/syntax_tree-bf/compare/30c324...v0.1.0

Gemfile

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+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+gemspec

Gemfile.lock

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+PATH
+  remote: .
+  specs:
+    syntax_tree-bf (0.1.0)
+      prettier_print
+      syntax_tree (>= 2.0.1)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    docile (1.4.0)
+    minitest (5.15.0)
+    prettier_print (0.1.0)
+    rake (13.0.6)
+    simplecov (0.21.2)
+      docile (~> 1.1)
+      simplecov-html (~> 0.11)
+      simplecov_json_formatter (~> 0.1)
+    simplecov-html (0.12.3)
+    simplecov_json_formatter (0.1.4)
+    syntax_tree (2.7.1)
+      prettier_print
+
+PLATFORMS
+  x86_64-darwin-21
+  x86_64-linux
+
+DEPENDENCIES
+  bundler
+  minitest
+  rake
+  simplecov
+  syntax_tree-bf!
+
+BUNDLED WITH
+   2.3.6

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2022-present Kevin Newton
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.md

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+# SyntaxTree::Bf
+
+[![Build Status](https://github.com/ruby-syntax-tree/syntax_tree-bf/actions/workflows/main.yml/badge.svg)](https://github.com/ruby-syntax-tree/syntax_tree-bf/actions/workflows/main.yml)
+[![Gem Version](https://img.shields.io/gem/v/syntax_tree-bf.svg)](https://rubygems.org/gems/syntax_tree-bf)
+
+[Syntax Tree](https://github.com/ruby-syntax-tree/syntax_tree) support for Brainf***.
+
+## Installation
+
+Add this line to your application's Gemfile:
+
+```ruby
+gem "syntax_tree-bf"
+```
+
+And then execute:
+
+    $ bundle install
+
+Or install it yourself as:
+
+    $ gem install syntax_tree-bf
+
+## Usage
+
+From code:
+
+```ruby
+require "syntax_tree/bf"
+
+pp SyntaxTree::Bf.parse(source) # print out the AST
+puts SyntaxTree::Bf.format(source) # format the AST
+```
+
+From the CLI:
+
+```sh
+$ stree ast --plugins=bf file.bf
+(root
+  (increment),
+  ...
+  (increment),
+  (loop
+    (shift_right),
+    ...
+    (decrement)
+  ),
+  (shift_right),
+  ...
+  (output)
+)
+```
+
+or
+
+```sh
+$ stree format --plugins=bf file.bf
+++++++++[
+  >++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-
+]>>.>---.+++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.
+```
+
+or
+
+```sh
+$ stree write --plugins=bf file.bf
+file.bf 1ms
+```
+
+## Contributing
+
+Bug reports and pull requests are welcome on GitHub at https://github.com/ruby-syntax-tree/syntax_tree-bf.
+
+## License
+
+The gem is available as open source under the terms of the [MIT License](https://opensource.org/licenses/MIT).

Rakefile

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+# frozen_string_literal: true
+
+require "bundler/gem_tasks"
+require "rake/testtask"
+require "syntax_tree/rake_tasks"
+
+Rake::TestTask.new(:test) do |t|
+  t.libs << "test"
+  t.libs << "lib"
+  t.test_files = FileList["test/**/*_test.rb"]
+end
+
+source_files = FileList["{lib,test}/**/*.rb"]
+SyntaxTree::Rake::CheckTask.new { |t| t.source_files = source_files }
+SyntaxTree::Rake::WriteTask.new { |t| t.source_files = source_files }
+
+task default: :test

exe/bf

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+#!/usr/bin/env ruby
+
+$:.unshift(File.expand_path("../lib", __dir__))
+require "syntax_tree/bf"
+
+SyntaxTree::Bf::Evaluate.run(ARGF.read)