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Diffstat (limited to 'rubocop/cop/code_reuse/finder.rb')
-rw-r--r-- | rubocop/cop/code_reuse/finder.rb | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/rubocop/cop/code_reuse/finder.rb b/rubocop/cop/code_reuse/finder.rb new file mode 100644 index 00000000000..1d70befe79b --- /dev/null +++ b/rubocop/cop/code_reuse/finder.rb @@ -0,0 +1,39 @@ +# frozen_string_literal: true + +require_relative '../../code_reuse_helpers' + +module RuboCop + module Cop + module CodeReuse + # Cop that enforces various code reuse rules for Finders. + class Finder < RuboCop::Cop::Cop + include CodeReuseHelpers + + IN_FINDER = 'Finders can not be used inside a Finder.' + + IN_MODEL_CLASS_METHOD = + 'Finders can not be used inside model class methods.' + + SUFFIX = 'Finder' + + def on_class(node) + if in_finder?(node) + check_finder(node) + elsif in_model?(node) + check_model_class_methods(node) + end + end + + def check_finder(node) + disallow_send_to(node, SUFFIX, IN_FINDER) + end + + def check_model_class_methods(node) + each_class_method(node) do |def_node| + disallow_send_to(def_node, SUFFIX, IN_MODEL_CLASS_METHOD) + end + end + end + end + end +end |