A RuboCop extension focused on enforcing Rails best practices and coding conventions.
Rails/ActionControllerFlashBeforeRender when returning redirect_to. (@earlopain)Rails/UniqBeforePluck with EnforcedStyle: aggressive when no receiver. (@earlopain)Rails/UnusedIgnoredColumns when without tables in db/schema.rb. (@koic)Rails/WhereMissing with leading where without receiver. (@earlopain)Rails/ExpandedDateRange when passing an argument only to the first method call for weeks. (@earlopain)Rails/ActiveSupportOnLoad when calling without arguments. (@earlopain)Rails/SaveBang if persisted? is checked on parenthesised expression. (@earlopain)Rails/TimeZone aware of safe navigation. (@earlopain)active_record_sqlite3adapter to Rails/ActiveSupportOnLoad. (@earlopain)Rails/FindBy when using multi-line leading dot method calls. (@ymap)Rails/WhereExists with EnforcedStyle: where and implicit receivers. (@earlopain)Rails/EnvironmentVariableAccess aware of initializers. (@markokajzer)object_id from Rails/DangerousColumnNames targets. (@r7kamura)Rails/WhereNot when calling .where on an implicit receiver (e.g. inside model code). (@bquorning)Rails/WhereMissing where join method is called without arguments. (@fatkodima)Rails/Pluck when using safe navigation method calls. (@koic)Rails/ActiveSupportAliases, Rails/FindBy, Rails/FindById, Rails/Inquiry, Rails/Pick Rails/PluckId, Rails/PluckInWhere, Rails/WhereEquals, Rails/WhereExists, and Rails/WhereNot cops aware of safe navigation operator. (@koic)Rails/PluckInWhere to check for .ids call. (@fatkodima)Nokogiri::HTML.parse and Nokogiri::HTML5.parse on Rails/ResponseParsedBody. (@r7kamura)where.not for Rails/PluckInWhere. (@fatkodima)Rails/UnknownEnv when using Rails 7.1. (@koic)Rails/RedundantActiveRecordAllMethod cop when used with RuboCop 1.51 or lower. (@koic)Rails/RedundantActiveRecordAllMethod to ignore delete_all and destroy_all when receiver is an association. (@masato-bkn)Rails/EnvLocal cop. (@sambostock)Rails/DuplicateAssociation aware of duplicate class_name. (@koic)Rails/RedundantActiveRecordAllMethod. (@koic)Rails/NotNullColumn when using null: false for MySQL's TEXT type. (@koic)Rails/Output when output method is called with block argument. (@koic)Rails/RedundantActiveRecordAllMethod when using RuboCop 1.51 or lower. (@koic)Rails/RedundantPresenceValidationOnBelongsTo when using validates with :if or :unless options. (@koic)Rails/HasManyOrHasOneDependent does not add offence when has_many or has_one is called on an explicit receiver. (@samrjenkins)Rails/SaveBang to ignore parenthesis. (@fatkodima)Rails/RedundantActiveRecordAllMethod when using some Enumerable's methods with block argument. (@koic)Rails/SelectMap when using select(:column_name).map(&:column_name) without receiver model. (@koic)Rails/RedundantActiveRecordAllMethod when all has parentheses. (@masato-bkn)Rails/UniqueValidationWithoutIndex with bare validate. (@jamiemccarthy)Rails/RedundantActiveRecordAllMethod when receiver is not an Active Record model. (@koic)Rails/TimeZone when using String#to_time. (@koic)Rails/RedundantActiveRecordAllMethod when all is an argument for AR methods. (@masato-bkn)Rails/RedundantActiveRecordAllMethod when all has any parameters. (@masato-bkn)Rails/SelectMap cop that checks for uses of select(:column_name) with map(&:column_name). (@koic)Rails/DangerousColumnNames cop. (@r7kamura)TransactionMethods config for Rails/TransactionExitStatement to detect custom transaction methods. (@marocchino)Rails/UnusedRenderContent cop. (@samrjenkins)Rails/I18nLazyLookup. (@sunny)Rails/RedundantActiveRecordAllMethod cop. (@masato-bkn)Rails/LexicallyScopedActionFilter when no methods are defined. (@vlad-pisanov)Rails/HttpStatus when using symbolic value that have no numeric value mapping. (@koic)Rails/RootPathnameMethods on Ruby 2.4 or lower. (@r7kamura)Rails/FilePath when string interpolated Rails.root is followed by a message starting with .. (@koic)Rails/FilePath when File.join with Rails.root and path starting with /. (@ydah)Rails/NegateInclude when using Style/InverseMethods's autocorrection together. (@koic)Rails/RakeEnvironment when rake task accepts arguments. (@fastjames)UniqueValidationWithoutIndex when db/schema.rb is empty. (@fatkodima)Rails/SchemaComment when create_table with multi t columns. (@nipe0324)Lint/SafeNavigationChain allow presence_in. (@koic)Rails/HttpStatus aware of string number status. (@r7kamura)Rails/TimeZone aware of String#to_time. (@koic)Style/InvertibleUnlessCondition aware of Active Support methods. (@koic)Rails/BulkChangeTable from environment variable. (@joergschiller)Include path for Rails/FindBy and Rails/FindEach. (@koic)