📝 chore: add .rspec file to project root directory

📝 chore: add .rubocop.yml file to project root directory

📝 chore: add Gemfile to project root directory

📝 feat: add Curlify class to lib/curlify.rb

📝 feat: add Curlify spec to spec/curlify_spec.rb

📝 chore: add spec_helper.rb to spec directory

.rspec

@@ -0,0 +1 @@
+--require spec_helper

.rubocop.yml

@@ -0,0 +1,22 @@
+AllCops:
+  NewCops: enable
+  SuggestExtensions: false
+  TargetRubyVersion: 3.2.0
+  Exclude:
+    - 'spec/spec_helper.rb'
+
+Style/Documentation:
+  Enabled: false
+
+Style/FrozenStringLiteralComment:
+  Enabled: false
+
+Style/ClassAndModuleChildren:
+  Enabled: false
+
+Metrics/BlockLength:
+  Max: 120
+
+Layout/LineLength:
+  Exclude:
+    - 'spec/curlify_spec.rb'

Gemfile

@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+# gem "rails"
+
+gem 'rspec', '~> 3.12', group: :test
+
+gem 'rubocop', '~> 1.56', groups: %i[development test], require: false
+
+gem 'byebug', '~> 11.1', groups: %i[development test]

Gemfile.lock

@@ -0,0 +1,57 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    ast (2.4.2)
+    base64 (0.1.1)
+    byebug (11.1.3)
+    diff-lcs (1.5.0)
+    json (2.6.3)
+    language_server-protocol (3.17.0.3)
+    parallel (1.23.0)
+    parser (3.2.2.3)
+      ast (~> 2.4.1)
+      racc
+    racc (1.7.1)
+    rainbow (3.1.1)
+    regexp_parser (2.8.1)
+    rexml (3.2.6)
+    rspec (3.12.0)
+      rspec-core (~> 3.12.0)
+      rspec-expectations (~> 3.12.0)
+      rspec-mocks (~> 3.12.0)
+    rspec-core (3.12.2)
+      rspec-support (~> 3.12.0)
+    rspec-expectations (3.12.3)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.12.0)
+    rspec-mocks (3.12.6)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.12.0)
+    rspec-support (3.12.1)
+    rubocop (1.56.2)
+      base64 (~> 0.1.1)
+      json (~> 2.3)
+      language_server-protocol (>= 3.17.0)
+      parallel (~> 1.10)
+      parser (>= 3.2.2.3)
+      rainbow (>= 2.2.2, < 4.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml (>= 3.2.5, < 4.0)
+      rubocop-ast (>= 1.28.1, < 2.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.29.0)
+      parser (>= 3.2.1.0)
+    ruby-progressbar (1.13.0)
+    unicode-display_width (2.4.2)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  byebug (~> 11.1)
+  rspec (~> 3.12)
+  rubocop (~> 1.56)
+
+BUNDLED WITH
+   2.4.9

lib/curlify.rb

@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+class Curlify
+  attr_reader :request, :verify, :compressed
+
+  def initialize(request, compressed: false, verify: true)
+    @request = request
+    @compressed = compressed
+    @verify = verify
+  end
+
+  def to_curl
+    return curl_request << ' --compressed' if compressed
+    return curl_request << ' --insecure' unless verify
+
+    curl_request
+  end
+
+  private
+
+  def curl_request
+    "curl -X #{request.method} #{headers} #{body} #{request.uri}"
+  end
+
+  def headers
+    request.each_header.map { |key, value| "-H '#{key}: #{value}'" }.join(' ')
+  end
+
+  def body
+    "-d #{request.body}" unless request.body.nil?
+  end
+end

spec/curlify_spec.rb

@@ -0,0 +1,56 @@
+require 'json'
+require 'uri'
+require 'net/http'
+require './lib/curlify'
+
+describe Curlify do
+  let(:context) { described_class.new(request) }
+  let(:uri) { URI('http://127.0.0.1') }
+
+  describe 'must transform request into curl command' do
+    context '#get' do
+      let(:request) { Net::HTTP::Get.new(uri, { 'content-type': 'application/json' }) }
+
+      it 'should return curl command to GET request' do
+        expect(context.to_curl).to eq "curl -X GET -H 'content-type: application/json' -H 'accept-encoding: gzip;q=1.0,deflate;q=0.6,identity;q=0.3' -H 'accept: */*' -H 'user-agent: Ruby' -H 'host: 127.0.0.1'  http://127.0.0.1"
+      end
+    end
+
+    context '#post' do
+      let(:request) do
+        Net::HTTP::Post.new(uri, { 'content-type': 'application/json' })
+      end
+
+      before do
+        request.body = { name: 'John' }.to_json
+      end
+
+      it 'should return curl command to Post request' do
+        expect(context.to_curl).to eq "curl -X POST -H 'content-type: application/json' -H 'accept-encoding: gzip;q=1.0,deflate;q=0.6,identity;q=0.3' -H 'accept: */*' -H 'user-agent: Ruby' -H 'host: 127.0.0.1' -d {\"name\":\"John\"} http://127.0.0.1"
+      end
+    end
+
+    context '#put' do
+      let(:request) { Net::HTTP::Put.new(uri, { 'content-type': 'application/json' }) }
+
+      before do
+        request.body = { name: 'John', userId: 1 }.to_json
+      end
+
+      it 'should return curl command to Put request' do
+        expect(context.to_curl).to eq "curl -X PUT -H 'content-type: application/json' -H 'accept-encoding: gzip;q=1.0,deflate;q=0.6,identity;q=0.3' -H 'accept: */*' -H 'user-agent: Ruby' -H 'host: 127.0.0.1' -d {\"name\":\"John\",\"userId\":1} http://127.0.0.1"
+      end
+    end
+    context '#delete' do
+      let(:request) { Net::HTTP::Delete.new(uri, { 'content-type': 'application/json' }) }
+
+      before do
+        request.body = { userId: 1 }.to_json
+      end
+
+      it 'should return curl command to Delete request' do
+        expect(context.to_curl).to eq "curl -X DELETE -H 'content-type: application/json' -H 'accept-encoding: gzip;q=1.0,deflate;q=0.6,identity;q=0.3' -H 'accept: */*' -H 'user-agent: Ruby' -H 'host: 127.0.0.1' -d {\"userId\":1} http://127.0.0.1"
+      end
+    end
+  end
+end

spec/spec_helper.rb

@@ -0,0 +1,100 @@
+# frozen_string_literal: true
+
+require 'byebug'
+
+# This file was generated by the `rspec --init` command. Conventionally, all
+# specs live under a `spec` directory, which RSpec adds to the `$LOAD_PATH`.
+# The generated `.rspec` file contains `--require spec_helper` which will cause
+# this file to always be loaded, without a need to explicitly require it in any
+# files.
+#
+# Given that it is always loaded, you are encouraged to keep this file as
+# light-weight as possible. Requiring heavyweight dependencies from this file
+# will add to the boot time of your test suite on EVERY test run, even for an
+# individual file that may not need all of that loaded. Instead, consider making
+# a separate helper file that requires the additional dependencies and performs
+# the additional setup, and require it from the spec files that actually need
+# it.
+#
+# See https://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
+RSpec.configure do |config|
+  # rspec-expectations config goes here. You can use an alternate
+  # assertion/expectation library such as wrong or the stdlib/minitest
+  # assertions if you prefer.
+  config.expect_with :rspec do |expectations|
+    # This option will default to `true` in RSpec 4. It makes the `description`
+    # and `failure_message` of custom matchers include text for helper methods
+    # defined using `chain`, e.g.:
+    #     be_bigger_than(2).and_smaller_than(4).description
+    #     # => "be bigger than 2 and smaller than 4"
+    # ...rather than:
+    #     # => "be bigger than 2"
+    expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+  end
+
+  # rspec-mocks config goes here. You can use an alternate test double
+  # library (such as bogus or mocha) by changing the `mock_with` option here.
+  config.mock_with :rspec do |mocks|
+    # Prevents you from mocking or stubbing a method that does not exist on
+    # a real object. This is generally recommended, and will default to
+    # `true` in RSpec 4.
+    mocks.verify_partial_doubles = true
+  end
+
+  # This option will default to `:apply_to_host_groups` in RSpec 4 (and will
+  # have no way to turn it off -- the option exists only for backwards
+  # compatibility in RSpec 3). It causes shared context metadata to be
+  # inherited by the metadata hash of host groups and examples, rather than
+  # triggering implicit auto-inclusion in groups with matching metadata.
+  config.shared_context_metadata_behavior = :apply_to_host_groups
+
+  # The settings below are suggested to provide a good initial experience
+  # with RSpec, but feel free to customize to your heart's content.
+  #   # This allows you to limit a spec run to individual examples or groups
+  #   # you care about by tagging them with `:focus` metadata. When nothing
+  #   # is tagged with `:focus`, all examples get run. RSpec also provides
+  #   # aliases for `it`, `describe`, and `context` that include `:focus`
+  #   # metadata: `fit`, `fdescribe` and `fcontext`, respectively.
+  #   config.filter_run_when_matching :focus
+  #
+  #   # Allows RSpec to persist some state between runs in order to support
+  #   # the `--only-failures` and `--next-failure` CLI options. We recommend
+  #   # you configure your source control system to ignore this file.
+  #   config.example_status_persistence_file_path = "spec/examples.txt"
+  #
+  #   # Limits the available syntax to the non-monkey patched syntax that is
+  #   # recommended. For more details, see:
+  #   # https://rspec.info/features/3-12/rspec-core/configuration/zero-monkey-patching-mode/
+  #   config.disable_monkey_patching!
+  #
+  #   # This setting enables warnings. It's recommended, but in some cases may
+  #   # be too noisy due to issues in dependencies.
+  #   config.warnings = true
+  #
+  #   # Many RSpec users commonly either run the entire suite or an individual
+  #   # file, and it's useful to allow more verbose output when running an
+  #   # individual spec file.
+  #   if config.files_to_run.one?
+  #     # Use the documentation formatter for detailed output,
+  #     # unless a formatter has already been configured
+  #     # (e.g. via a command-line flag).
+  #     config.default_formatter = "doc"
+  #   end
+  #
+  #   # Print the 10 slowest examples and example groups at the
+  #   # end of the spec run, to help surface which specs are running
+  #   # particularly slow.
+  #   config.profile_examples = 10
+  #
+  #   # Run specs in random order to surface order dependencies. If you find an
+  #   # order dependency and want to debug it, you can fix the order by providing
+  #   # the seed, which is printed after each run.
+  #   #     --seed 1234
+  #   config.order = :random
+  #
+  #   # Seed global randomization in this process using the `--seed` CLI option.
+  #   # Setting this allows you to use `--seed` to deterministically reproduce
+  #   # test failures related to randomization by passing the same `--seed` value
+  #   # as the one that triggered the failure.
+  #   Kernel.srand config.seed
+end