add gemspec

Author: monkstone

Rakefile

@@ -0,0 +1,16 @@
+
+task default: [:gem, :test]
+
+desc 'Build gem'
+task :gem do
+  sh 'gem build math_demo_two.gemspec'
+end
+
+desc 'Test'
+task :test do
+  sh 'jruby test/circumcircle_test.rb'
+  sh 'jruby test/vec2d_test.rb'
+  sh 'jruby test/point_test.rb'
+  sh 'jruby test/line_test.rb'
+  sh 'jruby test/vector_test.rb'
+end

bin/math_demo renamed to bin/math_demo_two

@@ -0,0 +1,27 @@
+# coding: utf-8
+lib = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+require 'rake'
+
+Gem::Specification.new do |spec|
+  spec.name = 'math_demo_two'
+  spec.version = 1.0
+  spec.author = 'monkstone'
+  spec.email = '[email protected]'
+  spec.description = <<-EOS
+  Math Demo Two uses propane (a ruby wrapper for the processing art framework)
+  EOS
+  spec.summary = %q{Example of creating a propane app.}
+  spec.homepage = "https://ruby-processing.github.io/propane/"
+  spec.post_install_message = %q{Congratulations you've just installed a propane gem.}
+  spec.license = 'GPL-3.0'
+  spec.files = FileList['bin/**/*', 'lib/**/*'].exclude(/jar/).to_a
+  spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
+  spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
+  spec.require_paths = ['lib']
+  spec.required_ruby_version = '>= 2.3'
+  spec.add_runtime_dependency 'propane', '~> 2.3'
+  spec.platform      = 'java'
+  spec.add_development_dependency 'rake', '~> 12'
+  spec.add_development_dependency 'minitest', '~> 5.10'
+end