Class: Sorbet::Private::RequireEverything

Inherits:
Object
  • Object
show all
Defined in:
lib/require_everything.rb

Class Method Summary collapse

Class Method Details

.load_bundler ⇒ Object 



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# File 'lib/require_everything.rb', line 32

def self.load_bundler
  return unless File.exist?('Gemfile')
  begin
    require 'bundler'
  rescue LoadError
    return
  end
  Sorbet::Private::GemLoader.require_all_gems
end

.load_rails ⇒ Object 



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# File 'lib/require_everything.rb', line 23

def self.load_rails
  return unless rails?
  require './config/application'
  rails = Object.const_get(:Rails)
  rails.application.require_environment!
  rails.application.eager_load!
  true
end

.my_require(abs_path, numerator, denominator) ⇒ Object 



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# File 'lib/require_everything.rb', line 82

def self.my_require(abs_path, numerator, denominator)
  rel_path = Pathname.new(abs_path).relative_path_from(Pathname.new(Dir.pwd)).to_s
  Sorbet::Private::Status.say("[#{numerator}/#{denominator}] require_relative './#{rel_path}'")
  require_relative abs_path
end

.patch_kernel ⇒ Object 



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# File 'lib/require_everything.rb', line 88

def self.patch_kernel
  Kernel.send(:define_method, :exit) do |*|
    puts 'Kernel#exit was called while requiring ruby source files'
    raise ExitCalledError.new
  end

  Kernel.send(:define_method, :at_exit) do |&block|
    if File.split($0).last == 'rake'
      # Let `rake test` work
      super
      return proc {}
    end
    # puts "Ignoring at_exit: #{block}"
    proc {}
  end
end

.require_all_files ⇒ Object 



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# File 'lib/require_everything.rb', line 42

def self.require_all_files
  excluded_paths = Set.new
  excluded_paths += excluded_rails_files if rails?

  abs_paths = rb_file_paths
  errors = []
  abs_paths.each_with_index do |abs_path, i|
    # Executable files are likely not meant to be required.
    # Some things we're trying to prevent against:
    # - misbehaving require-time side effects (removing files, reading from stdin, etc.)
    # - extra long runtime (making network requests, running a benchmark)
    # While this isn't a perfect heuristic for these things, it's pretty good.
    next if File.executable?(abs_path)
    next if excluded_paths.include?(abs_path)

    # Skip db/schema.rb, as requiring it can wipe the database. This is left
    # out of exclude_rails_files, as it is possible to use the packages that
    # generate it without using the whole rails ecosystem.
    next if /db\/schema.rb$/.match(abs_path)

    begin
      my_require(abs_path, i+1, abs_paths.size)
    rescue LoadError, NoMethodError, SyntaxError
      next
    rescue
      errors << abs_path
      next
    end
  end
  # one more chance for order dependent things
  errors.each_with_index do |abs_path, i|
    begin
      my_require(abs_path, i+1, errors.size)
    rescue
    end
  end

  Sorbet::Private::Status.done
end

.require_everything ⇒ Object

Goes through the most common ways to require all your userland code



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# File 'lib/require_everything.rb', line 14

def self.require_everything
  return if @already_ran
  @already_ran = true
  patch_kernel
  load_rails
  load_bundler # this comes second since some rails projects fail `Bundler.require' before rails is loaded
  require_all_files
end