Update gems and fix specs

aoc_rb.gemspec

@@ -26,10 +26,10 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   spec.add_dependency "dotenv", "~> 2.7.6"
-  spec.add_dependency "httparty", "~> 0.18.1"
-  spec.add_dependency "thor", "~> 1.0.1"
+  spec.add_dependency "httparty", "~> 0.20.0"
+  spec.add_dependency "thor", "~> 1.1.0"
   spec.add_dependency "rspec", "~> 3.0"
-  spec.add_dependency "nokogiri", "~> 1.10.10"
+  spec.add_dependency "nokogiri", "~> 1.12.5"
 
-  spec.add_development_dependency "webmock", "~> 3.10.0"
+  spec.add_development_dependency "webmock", "~> 3.14.0"
 end

lib/aoc_rb/app.rb

@@ -1,5 +1,6 @@
 require "httparty"
 require 'dotenv/load'
+require "fileutils"
 require "thor"
 
 require 'aoc_rb/aoc_api'

lib/aoc_rb/cli.rb

@@ -13,7 +13,7 @@ def new(name)
       project_dir = File.join(Dir.getwd, name)
       if File.exist?(project_dir)
         puts "ERROR: #{project_dir} already exists!"
-        exit 0
+        exit -1
       end
 
       bin_dir = File.join(project_dir, "bin")

lib/aoc_rb/puzzle_input.rb

@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 module AocRb
   module PuzzleInput
     extend self

spec/lib/aoc_rb/cli_spec.rb → spec/lib/aoc_rb/app_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe AocRb::Cli do
+RSpec.describe AocRb::App do
   let(:year) { Time.now.year }
   let(:day) { Time.now.day }
 
@@ -23,20 +23,20 @@
     end
 
     it "sends a GET request to AOC for today's input" do
-      AocRb::Cli.start %w(fetch_input)
+      AocRb::App.start %w(fetch_input)
       expect(WebMock).to have_requested(:get, "https://adventofcode.com/#{year}/day/#{day}/input")
     end
 
     it "can override the current date" do
-      AocRb::Cli.start %w(fetch_input -y 2018 -d 4)
+      AocRb::App.start %w(fetch_input -y 2018 -d 4)
       expect(WebMock).to have_requested(:get, "https://adventofcode.com/2018/day/4/input")
     end
 
     it "saves the downloaded input into the correct challenge directory" do
       challenge_dir = File.join(File.dirname(__FILE__), "../../..", "challenges", "2018", "04")
       input_file = File.join(challenge_dir, "input.txt")
 
-      expect { AocRb::Cli.start %w(fetch_input -y 2018 -d 4) }.to change { File.exist?(input_file) }.from(false).to(true)
+      expect { AocRb::App.start %w(fetch_input -y 2018 -d 4) }.to change { File.exist?(input_file) }.from(false).to(true)
       expect(File.read(input_file)).to eq puzzle_input
     end
   end
@@ -408,31 +408,28 @@
       EOF
     }
 
-    before do
-      stub_request(:get, "https://adventofcode.com/#{year}/day/#{day}").to_return({body: response_part_1})
-      stub_request(:get, "https://adventofcode.com/2018/day/4").to_return({body: response_part_1})
-      stub_request(:get, "https://adventofcode.com/2018/day/1").to_return({body: response_part_2})
-    end
-
     it "sends a GET request to AOC for today's instructions" do
-      AocRb::Cli.start %w(fetch_instructions)
+      stub_request(:get, "https://adventofcode.com/#{year}/day/#{day}").to_return({body: response_part_1})
+      AocRb::App.start %w(fetch_instructions)
       expect(WebMock).to have_requested(:get, "https://adventofcode.com/#{year}/day/#{day}")
     end
 
     it "converts the returned HTML into markdown and saves it to the correct challenge directory" do
+      stub_request(:get, "https://adventofcode.com/2018/day/4").to_return({body: response_part_1})
       challenge_dir = File.join(File.dirname(__FILE__), "../../..", "challenges", "2018", "04")
       part_1_file = File.join(challenge_dir, "part_1.md")
-      expect { AocRb::Cli.start %w(fetch_instructions 2018 4) }.to change { File.exist?(part_1_file) }.from(false).to(true)
-      expect(File.read(part_1_file)).to eq expected_markdown
+      expect { AocRb::App.start %w(fetch_instructions 2018 4) }.to change { File.exist?(part_1_file) }.from(false).to(true)
+      expect(File.read(part_1_file)).to eq markdown_part_1
     end
 
     it "correctly splits the instructions into two files when both parts are returned" do
+      stub_request(:get, "https://adventofcode.com/2018/day/1").to_return({body: response_part_2})
       challenge_dir = File.join(File.dirname(__FILE__), "../../..", "challenges", "2018", "01")
       part_1_file = File.join(challenge_dir, "part_1.md")
       part_2_file = File.join(challenge_dir, "part_2.md")
       expect(File.exist?(part_1_file)).to be false
       expect(File.exist?(part_2_file)).to be false
-      AocRb::Cli.start %w(fetch_instructions 2018 1)
+      AocRb::App.start %w(fetch_instructions 2018 1)
       expect(File.exist?(part_1_file)).to be true
       expect(File.exist?(part_2_file)).to be true
       expect(File.read(part_2_file)).to eq markdown_part_2