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Optimize map { ... }.compact calls (#15513)

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* Optimize map { ... }.compact

using Enumerable#filter_map, supported since Ruby 2.7

* Add poyfill for Enumerable#filter_map
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luigi 2021-01-09 18:32:01 -05:00 • committed by GitHub
commit 087ed84367
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22 changed files with 52 additions and 26 deletions
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2
app/controllers/api/v1/crypto/keys/claims_controller.rb
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@ -12,7 +12,7 @@ class Api::V1::Crypto::Keys::ClaimsController < Api::BaseController
private
def set_claim_results
@claim_results = devices.map { |device_params| ::Keys::ClaimService.new.call(current_account, device_params[:account_id], device_params[:device_id]) }.compact
@claim_results = devices.filter_map { |device_params| ::Keys::ClaimService.new.call(current_account, device_params[:account_id], device_params[:device_id]) }
end
def resource_params

2
app/controllers/api/v1/crypto/keys/queries_controller.rb
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@ -17,7 +17,7 @@ class Api::V1::Crypto::Keys::QueriesController < Api::BaseController
end
def set_query_results
@query_results = @accounts.map { |account| ::Keys::QueryService.new.call(account) }.compact
@query_results = @accounts.filter_map { |account| ::Keys::QueryService.new.call(account) }
end
def account_ids

2
app/controllers/concerns/cache_concern.rb
View file

@ -45,7 +45,7 @@ module CacheConcern
end
end
raw.map { |item| cached_keys_with_value[item.id] || uncached[item.id] }.compact
raw.filter_map { |item| cached_keys_with_value[item.id] || uncached[item.id] }
end
def cache_collection_paginated_by_id(raw, klass, limit, options)

4
app/lib/activitypub/activity/flag.rb
View file

@ -4,8 +4,8 @@ class ActivityPub::Activity::Flag < ActivityPub::Activity
def perform
return if skip_reports?
target_accounts = object_uris.map { |uri| account_from_uri(uri) }.compact.select(&:local?)
target_statuses_by_account = object_uris.map { |uri| status_from_uri(uri) }.compact.select(&:local?).group_by(&:account_id)
target_accounts = object_uris.filter_map { |uri| account_from_uri(uri) }.select(&:local?)
target_statuses_by_account = object_uris.filter_map { |uri| status_from_uri(uri) }.select(&:local?).group_by(&:account_id)
target_accounts.each do |target_account|
target_statuses = target_statuses_by_account[target_account.id]

2
app/lib/entity_cache.rb
View file

@ -29,7 +29,7 @@ class EntityCache
uncached.each_value { |item| Rails.cache.write(to_key(:emoji, item.shortcode, domain), item, expires_in: MAX_EXPIRATION) }
end
shortcodes.map { |shortcode| cached[to_key(:emoji, shortcode, domain)] || uncached[shortcode] }.compact
shortcodes.filter_map { |shortcode| cached[to_key(:emoji, shortcode, domain)] || uncached[shortcode] }
end
def to_key(type, *ids)

4
app/lib/spam_check.rb
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@ -186,9 +186,9 @@ class SpamCheck
def matching_status_ids
if nilsimsa?
other_digests.select { |record| record.start_with?('nilsimsa') && nilsimsa_compare_value(digest, record.split(':')[1]) >= NILSIMSA_COMPARE_THRESHOLD }.map { |record| record.split(':')[2] }.compact
other_digests.select { |record| record.start_with?('nilsimsa') && nilsimsa_compare_value(digest, record.split(':')[1]) >= NILSIMSA_COMPARE_THRESHOLD }.filter_map { |record| record.split(':')[2] }
else
other_digests.select { |record| record.start_with?('md5') && record.split(':')[1] == digest }.map { |record| record.split(':')[2] }.compact
other_digests.select { |record| record.start_with?('md5') && record.split(':')[1] == digest }.filter_map { |record| record.split(':')[2] }
end
end

4
app/models/account.rb
View file

@ -508,7 +508,7 @@ class Account < ApplicationRecord
def from_text(text)
return [] if text.blank?
text.scan(MENTION_RE).map { |match| match.first.split('@', 2) }.uniq.map do |(username, domain)|
text.scan(MENTION_RE).map { |match| match.first.split('@', 2) }.uniq.filter_map do |(username, domain)|
domain = begin
if TagManager.instance.local_domain?(domain)
nil
@ -517,7 +517,7 @@ class Account < ApplicationRecord
end
end
EntityCache.instance.mention(username, domain)
end.compact
end
end
private

2
app/models/concerns/status_threading_concern.rb
View file

@ -83,7 +83,7 @@ module StatusThreadingConcern
def find_statuses_from_tree_path(ids, account, promote: false)
statuses = Status.with_accounts(ids).to_a
account_ids = statuses.map(&:account_id).uniq
domains = statuses.map(&:account_domain).compact.uniq
domains = statuses.filter_map(&:account_domain).uniq
relations = relations_map_for_account(account, account_ids, domains)
statuses.reject! { |status| StatusFilter.new(status, account, relations).filtered? }

2
app/models/custom_filter.rb
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@ -46,7 +46,7 @@ class CustomFilter < ApplicationRecord
private
def clean_up_contexts
self.context = Array(context).map(&:strip).map(&:presence).compact
self.context = Array(context).map(&:strip).filter_map(&:presence)
end
def remove_cache

2
app/models/notification.rb
View file

@ -92,7 +92,7 @@ class Notification < ApplicationRecord
end
def reload_stale_associations!(cached_items)
account_ids = (cached_items.map(&:from_account_id) + cached_items.map { |item| item.target_status&.account_id }.compact).uniq
account_ids = (cached_items.map(&:from_account_id) + cached_items.filter_map { |item| item.target_status&.account_id }).uniq
return if account_ids.empty?

4
app/models/status.rb
View file

@ -334,7 +334,7 @@ class Status < ApplicationRecord
def from_text(text)
return [] if text.blank?
text.scan(FetchLinkCardService::URL_PATTERN).map(&:first).uniq.map do |url|
text.scan(FetchLinkCardService::URL_PATTERN).map(&:first).uniq.filter_map do |url|
status = begin
if TagManager.instance.local_url?(url)
ActivityPub::TagManager.instance.uri_to_resource(url, Status)
@ -343,7 +343,7 @@ class Status < ApplicationRecord
end
end
status&.distributable? ? status : nil
end.compact
end
end
end

2
app/presenters/status_relationships_presenter.rb
View file

@ -14,7 +14,7 @@ class StatusRelationshipsPresenter
else
statuses = statuses.compact
status_ids = statuses.flat_map { |s| [s.id, s.reblog_of_id] }.uniq.compact
conversation_ids = statuses.map(&:conversation_id).compact.uniq
conversation_ids = statuses.filter_map(&:conversation_id).uniq
pinnable_status_ids = statuses.map(&:proper).select { |s| s.account_id == current_account_id && %w(public unlisted).include?(s.visibility) }.map(&:id)
@reblogs_map = Status.reblogs_map(status_ids, current_account_id).merge(options[:reblogs_map] || {})

3
app/services/activitypub/fetch_featured_collection_service.rb
View file

@ -24,8 +24,7 @@ class ActivityPub::FetchFeaturedCollectionService < BaseService
def process_items(items)
status_ids = items.map { |item| value_or_id(item) }
.reject { |uri| ActivityPub::TagManager.instance.local_uri?(uri) }
.map { |uri| ActivityPub::FetchRemoteStatusService.new.call(uri) }
.compact
.filter_map { |uri| ActivityPub::FetchRemoteStatusService.new.call(uri) }
.select { |status| status.account_id == @account.id }
.map(&:id)

2
app/services/activitypub/process_collection_service.rb
View file

@ -37,7 +37,7 @@ class ActivityPub::ProcessCollectionService < BaseService
end
def process_items(items)
items.reverse_each.map { |item| process_item(item) }.compact
items.reverse_each.filter_map { |item| process_item(item) }
end
def supported_context?

2
app/services/activitypub/process_poll_service.rb
View file

@ -30,7 +30,7 @@ class ActivityPub::ProcessPollService < BaseService
voters_count = @json['votersCount']
latest_options = items.map { |item| item['name'].presence || item['content'] }.compact
latest_options = items.filter_map { |item| item['name'].presence || item['content'] }
# If for some reasons the options were changed, it invalidates all previous
# votes, so we need to remove them

2
app/services/activitypub/synchronize_followers_service.rb
View file

@ -14,7 +14,7 @@ class ActivityPub::SynchronizeFollowersService < BaseService
# should never happen in practice, since in almost all cases we keep an
# Account record, and should we not do that, we should have sent a Delete.
# In any case there is not much we can do if that occurs.
@expected_followers = items.map { |uri| ActivityPub::TagManager.instance.uri_to_resource(uri, Account) }.compact
@expected_followers = items.filter_map { |uri| ActivityPub::TagManager.instance.uri_to_resource(uri, Account) }
remove_unexpected_local_followers!
handle_unexpected_outgoing_follows!

2
app/services/fetch_link_card_service.rb
View file

@ -67,7 +67,7 @@ class FetchLinkCardService < BaseService
else
html = Nokogiri::HTML(@status.text)
links = html.css('a')
urls = links.map { |a| Addressable::URI.parse(a['href']) unless skip_link?(a) }.compact.map(&:normalize).compact
urls = links.filter_map { |a| Addressable::URI.parse(a['href']) unless skip_link?(a) }.filter_map(&:normalize)
end
urls.reject { |uri| bad_url?(uri) }.first

4
app/services/import_service.rb
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@ -107,12 +107,12 @@ class ImportService < BaseService
end
end
statuses = items.map do |uri|
statuses = items.filter_map do |uri|
status = ActivityPub::TagManager.instance.uri_to_resource(uri, Status)
next if status.nil? && ActivityPub::TagManager.instance.local_uri?(uri)
status || ActivityPub::FetchRemoteStatusService.new.call(uri)
end.compact
end
account_ids = statuses.map(&:account_id)
preloaded_relations = relations_map_for_account(@account, account_ids)

2
app/validators/existing_username_validator.rb
View file

@ -5,7 +5,7 @@ class ExistingUsernameValidator < ActiveModel::EachValidator
return if value.blank?
if options[:multiple]
missing_usernames = value.split(',').map { |username| username.strip.gsub(/\A@/, '') }.map { |username| username unless Account.find_local(username) }.compact
missing_usernames = value.split(',').map { |username| username.strip.gsub(/\A@/, '') }.filter_map { |username| username unless Account.find_local(username) }
record.errors.add(attribute, I18n.t('existing_username_validator.not_found_multiple', usernames: missing_usernames.join(', '))) if missing_usernames.any?
else
record.errors.add(attribute, I18n.t('existing_username_validator.not_found')) unless Account.find_local(value.strip.gsub(/\A@/, ''))

1
config/application.rb
View file

@ -7,6 +7,7 @@ require 'rails/all'
Bundler.require(*Rails.groups)
require_relative '../app/lib/exceptions'
require_relative '../lib/enumerable'
require_relative '../lib/redis/namespace_extensions'
require_relative '../lib/paperclip/url_generator_extensions'
require_relative '../lib/paperclip/attachment_extensions'

26
lib/enumerable.rb Normal file
View file

@ -0,0 +1,26 @@
# frozen_string_literal: true
module Enumerable
# TODO: Remove this once stop to support Ruby 2.6
if RUBY_VERSION < '2.7.0'
def filter_map
if block_given?
result = []
each do |element|
res = yield element
result << res if res
end
result
else
Enumerator.new do |yielder|
result = []
each do |element|
res = yielder.yield element
result << res if res
end
result
end
end
end
end
end

2
lib/paperclip/attachment_extensions.rb
View file

@ -27,7 +27,7 @@ module Paperclip
return true if original_filename == other_filename
return false if original_filename.nil?
formats = styles.values.map(&:format).compact
formats = styles.values.filter_map(&:format)
return false if formats.empty?