Optimize our requires

Avoid requiring things that are already defined. Rubygems is very slow at traversing the filesystem. Signed-off-by: Tim Smith <[email protected]>
patrick-baldridge · Aug 20, 2020 · 86c4c66 · 86c4c66
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commit 86c4c66
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diff --git a/lib/kitchen/provisioner/habitat.rb b/lib/kitchen/provisioner/habitat.rb
@@ -6,8 +6,8 @@
 # Licensed under the MIT License.
 # See LICENSE for more details
 
-require "fileutils"
-require "pathname"
+require "fileutils" unless defined?(FileUtils)
+require "pathname" unless defined?(Pathname)
 require "kitchen/provisioner/base"
 require "kitchen/util"
 

diff --git a/spec/kitchen/provisioner/habitat_spec.rb b/spec/kitchen/provisioner/habitat_spec.rb
@@ -1,7 +1,7 @@
 require_relative "../../spec_helper"
 
 require "logger"
-require "stringio"
+require "stringio" unless defined?(StringIO)
 
 require "kitchen/configurable"
 require "kitchen/logging"