mass_insert.gemspec in mass_insert-0.2.6 vs mass_insert.gemspec in mass_insert-0.2.7

@@ -1,7 +1,6 @@
-# coding: utf-8
-lib = File.expand_path('../lib', __FILE__)
+lib = File.expand_path('lib', __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'mass_insert/version'
 
 Gem::Specification.new do |spec|
   spec.name          = 'mass_insert'
@@ -11,19 +10,27 @@
   spec.summary       = 'Mass database insertion in Rails'
   spec.description   = 'This gem aims to provide an easy and faster way to do single database insertions in Rails.'
   spec.homepage      = 'https://github.com/alejandrodevs/mass_insert'
   spec.license       = 'MIT'
 
-  spec.files         = `git ls-files`.split($/)
-  spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
-  spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
+  spec.metadata['homepage_uri'] = spec.homepage
+  spec.metadata['source_code_uri'] = spec.homepage
+  spec.metadata['changelog_uri'] = "#{spec.homepage}/blob/master/LICENSE.txt"
+
+  # Specify which files should be added to the gem when it is released.
+  # The `git ls-files -z` loads the files in the RubyGem that have been added into git.
+  spec.files         = Dir.chdir(File.expand_path('..', __FILE__)) do
+    `git ls-files -z`.split("\x0").reject { |f| f.match(%r{^(test|spec|features)/}) }
+  end
+  spec.bindir        = 'exe'
+  spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.required_ruby_version = '>= 2.0.0'
+  spec.add_development_dependency 'pg', '~> 1.1'
+  spec.add_development_dependency 'rake', '~> 12.0'
+  spec.add_development_dependency 'mysql2', '~> 0.5'
+  spec.add_development_dependency 'sqlite3', '~> 1.4'
+  spec.add_development_dependency 'appraisal', '~> 2.2'
+  spec.add_development_dependency 'coveralls', '~> 0.8'
 
-  spec.add_dependency 'activerecord', '>= 4.0'
-
-  spec.add_development_dependency 'pg', '~> 0.18'
-  spec.add_development_dependency 'rake', '~> 11.1'
-  spec.add_development_dependency 'mysql2', '~> 0.4'
-  spec.add_development_dependency 'sqlite3', '~> 1.3'
+  spec.add_dependency 'activerecord', '>= 4.2'
 end