Add bin and edit workflow

bin/gems/addressable-2.8.7/spec/spec_helper.rb

@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+require 'bundler/setup'
+require 'rspec/its'
+
+begin
+  require 'coveralls'
+  Coveralls.wear! do
+    add_filter "spec/"
+    add_filter "vendor/"
+  end
+rescue LoadError
+  warn "warning: coveralls gem not found; skipping Coveralls"
+  require 'simplecov'
+  SimpleCov.start do
+    add_filter "spec/"
+    add_filter "vendor/"
+  end
+end if Gem.loaded_specs.key?("simplecov")
+
+class TestHelper
+  def self.native_supported?
+    mri = RUBY_ENGINE == "ruby"
+    windows = RUBY_PLATFORM.include?("mingw")
+
+    mri && !windows
+  end
+end
+
+RSpec.configure do |config|
+  config.warnings = true
+  config.filter_run_when_matching :focus
+end