Ruby Type Profiler

WARNING: Use Ruby 2.7.1 or master

Setup

git clone https://github.com/mame/ruby-type-profiler.git
cd ruby-type-profiler
git submodule init
git submodule update
cd rbs && bundle install && bundle exec rake parser && cd ..
bundle install

bundle exec ruby exe/type-profiler target.rb

Demo

# test.rb
def foo(x)
  if x > 10
    x.to_s
  else
    nil
  end
end

foo(42)

$ bundle exec ruby exe/type-profiler test.rb
# Classes
class Object
  def foo : (Integer) -> String?
end

Document

English / 日本語

Todo

Contribution is welcome!

• Reorganize the test suite (by using minitest framework or something)
• Design and implement an reasonable CLI UI (nothing is configurable currently)
• Release a gem
• Continue to perform an experiment