progress

.rspec

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+--color
+--require spec_helper

Gemfile

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+# frozen_string_literal: true
+source "https://rubygems.org"
+
+gem 'rspec'
+gem 'guard'
+gem 'guard-rspec'

Gemfile.lock

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+GEM
+  remote: https://rubygems.org/
+  specs:
+    coderay (1.1.1)
+    diff-lcs (1.3)
+    ffi (1.9.18)
+    formatador (0.2.5)
+    guard (2.14.1)
+      formatador (>= 0.2.4)
+      listen (>= 2.7, < 4.0)
+      lumberjack (~> 1.0)
+      nenv (~> 0.1)
+      notiffany (~> 0.0)
+      pry (>= 0.9.12)
+      shellany (~> 0.0)
+      thor (>= 0.18.1)
+    guard-compat (1.2.1)
+    guard-rspec (4.7.3)
+      guard (~> 2.1)
+      guard-compat (~> 1.1)
+      rspec (>= 2.99.0, < 4.0)
+    listen (3.1.5)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+      ruby_dep (~> 1.2)
+    lumberjack (1.0.11)
+    method_source (0.8.2)
+    nenv (0.3.0)
+    notiffany (0.1.1)
+      nenv (~> 0.1)
+      shellany (~> 0.0)
+    pry (0.10.4)
+      coderay (~> 1.1.0)
+      method_source (~> 0.8.1)
+      slop (~> 3.4)
+    rb-fsevent (0.9.8)
+    rb-inotify (0.9.8)
+      ffi (>= 0.5.0)
+    rspec (3.5.0)
+      rspec-core (~> 3.5.0)
+      rspec-expectations (~> 3.5.0)
+      rspec-mocks (~> 3.5.0)
+    rspec-core (3.5.4)
+      rspec-support (~> 3.5.0)
+    rspec-expectations (3.5.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.5.0)
+    rspec-mocks (3.5.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.5.0)
+    rspec-support (3.5.0)
+    ruby_dep (1.5.0)
+    shellany (0.0.1)
+    slop (3.6.0)
+    thor (0.19.4)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  guard
+  guard-rspec
+  rspec
+
+BUNDLED WITH
+   1.14.6

Guardfile

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+# A sample Guardfile
+# More info at https://github.com/guard/guard#readme
+
+## Uncomment and set this to only include directories you want to watch
+# directories %w(app lib config test spec features) \
+#  .select{|d| Dir.exists?(d) ? d : UI.warning("Directory #{d} does not exist")}
+
+## Note: if you are using the `directories` clause above and you are not
+## watching the project directory ('.'), then you will want to move
+## the Guardfile to a watched dir and symlink it back, e.g.
+#
+#  $ mkdir config
+#  $ mv Guardfile config/
+#  $ ln -s config/Guardfile .
+#
+# and, you'll have to watch "config/Guardfile" instead of "Guardfile"
+
+# Note: The cmd option is now required due to the increasing number of ways
+#       rspec may be run, below are examples of the most common uses.
+#  * bundler: 'bundle exec rspec'
+#  * bundler binstubs: 'bin/rspec'
+#  * spring: 'bin/rspec' (This will use spring if running and you have
+#                          installed the spring binstubs per the docs)
+#  * zeus: 'zeus rspec' (requires the server to be started separately)
+#  * 'just' rspec: 'rspec'
+
+guard :rspec, cmd: "bundle exec rspec" do
+  require "guard/rspec/dsl"
+  dsl = Guard::RSpec::Dsl.new(self)
+
+  # Feel free to open issues for suggestions and improvements
+
+  # RSpec files
+  rspec = dsl.rspec
+  watch(rspec.spec_helper) { rspec.spec_dir }
+  watch(rspec.spec_support) { rspec.spec_dir }
+  watch(rspec.spec_files)
+
+  # Ruby files
+  ruby = dsl.ruby
+  dsl.watch_spec_files_for(ruby.lib_files)
+
+  # Rails files
+  rails = dsl.rails(view_extensions: %w(erb haml slim))
+  dsl.watch_spec_files_for(rails.app_files)
+  dsl.watch_spec_files_for(rails.views)
+
+  watch(rails.controllers) do |m|
+    [
+      rspec.spec.call("routing/#{m[1]}_routing"),
+      rspec.spec.call("controllers/#{m[1]}_controller"),
+      rspec.spec.call("acceptance/#{m[1]}")
+    ]
+  end
+
+  # Rails config changes
+  watch(rails.spec_helper)     { rspec.spec_dir }
+  watch(rails.routes)          { "#{rspec.spec_dir}/routing" }
+  watch(rails.app_controller)  { "#{rspec.spec_dir}/controllers" }
+
+  # Capybara features specs
+  watch(rails.view_dirs)     { |m| rspec.spec.call("features/#{m[1]}") }
+  watch(rails.layouts)       { |m| rspec.spec.call("features/#{m[1]}") }
+
+  # Turnip features and steps
+  watch(%r{^spec/acceptance/(.+)\.feature$})
+  watch(%r{^spec/acceptance/steps/(.+)_steps\.rb$}) do |m|
+    Dir[File.join("**/#{m[1]}.feature")][0] || "spec/acceptance"
+  end
+end

lib/chords.rb

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+class Chords
+  def initialize(chord_name=nil)
+    # @frets = frets
+  end
+
+  def to_s
+    # chord_name(frets)
+  end
+
+  def intervals
+
+  end
+
+  def chord_name
+    return @chord_name unless @chord_name.nil?
+    puts 'Cmaj7'
+  end
+end
+
+def main
+  puts 'Enter the chord name (ex: Maj7)'
+  puts Chords.new(gets).intervals
+  main
+end
+
+main

lib/classic_scales.rb

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+class GuitarScale
+  def initialize(interval_sequence)
+    @interval_sequence = interval_sequence
+  end
+
+  def string_offsets
+    [0,5,10,15,19,24]
+  end
+
+  def print
+    puts render_strings
+  end
+
+  def render_strings
+    string_offsets.reverse.map do |offset|
+      render_string(offset)
+    end.join("\n")
+  end
+
+  def render_string(string_offset)
+    frets = @interval_sequence.to_frets(string_offset)
+    output = 24.times.map do |x|
+      render_fret frets.include?(x)
+    end.join(' ')
+  end
+
+  def render_fret(status)
+    status ? Paint['•', :red] : Paint['—', :black]
+  end
+
+end

lib/interval_set.rb

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+class IntervalSet
+  def initialize(*intervals)
+    @intervals = intervals
+    @number_of_frets = 24
+    sum = @intervals.reduce(:+)
+    sum < 12 && @intervals << 12 - sum
+  end
+
+  def to_s
+    @intervals.to_s
+  end
+
+  def to_frets(offset=0)
+    frets = [-offset]
+    i = 0
+    while(frets.last < @number_of_frets) do
+      frets << frets.last + @intervals[i % @intervals.length]
+      i += 1
+    end
+    frets
+  end
+end

lib/main.rb

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+require 'paint'
+
+def get_user_input(message)
+  puts message
+  gets
+end
+
+def get_intervals_from_user
+  get_user_input('Please type intervals divided by commas (,)')
+    .delete("\n").split(',').map(&:to_i)
+end
+
+def main
+  GuitarScale.new(
+    IntervalSequence.new(*get_intervals_from_user)
+  ).print
+  main
+end
+
+main

spec/lib/chords_spec.rb

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+require 'spec_helper'
+require '../../lib/chords'
+
+RSpec.describe Chords do
+  it 'something' do
+    puts 'lol'
+  end
+end