class RuboCop::Cop::Lint::UnneededRequireStatement
Checks for unnecessary `require` statement.
The following features are unnecessary `require` statement because they are already loaded.
ruby -ve 'p $LOADED_FEATURES.reject { |feature| %r|/| =~ feature }' ruby 2.2.8p477 (2017-09-14 revision 59906) [x86_64-darwin13]
- “enumerator.so”, “rational.so”, “complex.so”, “thread.rb”
-
This cop targets Ruby 2.2 or higher containing these 4 features.
@example
# bad require 'unloaded_feature' require 'thread' # good require 'unloaded_feature'
Constants
- MSG
Public Instance Methods
autocorrect(node)
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# File lib/rubocop/cop/lint/unneeded_require_statement.rb, line 41 def autocorrect(node) lambda do |corrector| range = range_with_surrounding_space(node.loc.expression, :right) corrector.remove(range) end end
on_send(node)
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# File lib/rubocop/cop/lint/unneeded_require_statement.rb, line 36 def on_send(node) return unless unnecessary_require_statement?(node) add_offense(node) end