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find method that write by copy and paste.
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# USAGE find_copy_and_paste_method.rb MOD_NAME | |
Rails.application.eager_load! | |
base_class = ARGV[0].constantize | |
def all_subclasses(klasses) | |
if klasses == [] | |
klasses | |
else | |
klasses.map{|k| all_subclasses(k.subclasses) << klasses }.flatten | |
end | |
end | |
classes = all_subclasses([base_class]).uniq | |
pry = Pry.new | |
opts = OpenStruct.new('dconstants?': false, 'instance-methods': true) | |
all_methods = {} | |
URL_HELPERS = Rails.application.routes.url_helpers | |
IGNORE_CLASSES = [Kernel, BasicObject, ActiveSupport, ActionView, ActionDispatch, Object, Tapp, PP].map(&:name).to_set.freeze | |
classes.each do |klass| | |
p klass | |
m = Pry::Command::Ls::Methods.new(klass, {}, opts, pry) | |
m.send(:all_methods).each_with_object(all_methods) do |method, hash| | |
owner = method.owner | |
next if IGNORE_CLASSES.include?(owner.name.to_s.split(/::/).first) | |
source = begin | |
method.source | |
rescue Pry::CommandError | |
next | |
end | |
method_name = method.name | |
next if method_name.match?(/_(path|url)\Z/) | |
hash[method_name] ||= {} | |
hash[method_name][owner] ||= [] | |
hash[method_name][owner] << Digest::SHA1.hexdigest(source.gsub(/\s/, '')) | |
hash[method_name][owner].uniq! | |
end | |
end | |
puts "### find duplicate method ###" | |
all_methods.each do |method_name, classes| | |
classes.group_by{|k, v| v }.select{|k, v| v.length > 1 }.each do |hash, duplicate| | |
p "##{method_name}: " + duplicate.map(&:first).join(" ") | |
end | |
end |
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