Rubocop auto correct

Author: kojix2

.rubocop.yml

@@ -1,14 +1,14 @@
 # frozen_string_literal: true
 
-source "https://rubygems.org"
+source 'https://rubygems.org'
 
 # Specify your gem's dependencies in ruby-hdf5.gemspec
 gemspec
 
-gem "rake"
+gem 'rake'
 
-gem "test-unit", "~> 3.0"
+gem 'test-unit', '~> 3.0'
 
-gem "rubocop"
+gem 'rubocop'
 
-gem "irb"
+gem 'irb'

Gemfile

@@ -1,15 +1,15 @@
 # frozen_string_literal: true
 
-require "bundler/gem_tasks"
-require "rake/testtask"
+require 'bundler/gem_tasks'
+require 'rake/testtask'
 
 Rake::TestTask.new(:test) do |t|
-  t.libs << "test"
-  t.libs << "lib"
-  t.test_files = FileList["test/**/*_test.rb"]
+  t.libs << 'test'
+  t.libs << 'lib'
+  t.test_files = FileList['test/**/*_test.rb']
 end
 
-require "rubocop/rake_task"
+require 'rubocop/rake_task'
 
 RuboCop::RakeTask.new
 

Rakefile

@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
-require "ffi"
-require_relative "hdf5/version"
+require 'ffi'
+require_relative 'hdf5/version'
 
 module HDF5
   class Error < StandardError; end
@@ -10,18 +10,18 @@ class << self
     attr_accessor :lib_path
 
     def search_hdf5lib(name = nil)
-      return File.expand_path(name, ENV["HDF5_LIB_PATH"]) if ENV["HDF5_LIB_PATH"]
+      return File.expand_path(name, ENV['HDF5_LIB_PATH']) if ENV['HDF5_LIB_PATH']
 
       name = "libhdf5.#{FFI::Platform::LIBSUFFIX}"
 
       begin
-        require "pkg-config"
-        libs = PKGConfig.libs("hdf5")
+        require 'pkg-config'
+        libs = PKGConfig.libs('hdf5')
         pattern = %r{(?<=-L)/[^ ]+}
         lib_dir = libs.scan(pattern).first
         lib_path = File.expand_path(name, lib_dir)
       rescue PackageConfig::NotFoundError
-        warn "hdf5.pc not found."
+        warn 'hdf5.pc not found.'
       end
       return lib_path if File.exist?(lib_path)
 
@@ -32,4 +32,4 @@ def search_hdf5lib(name = nil)
   self.lib_path = search_hdf5lib
 end
 
-require_relative "hdf5/ffi3"
+require_relative 'hdf5/ffi3'