RuboCop in 2021: Stable and Beyond

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3VCP$PQJO 4UBCMFBOE#FZPOE ,PJDIJ*50&4. *OD 3VCZ,BJHJ5BLFPVU Next step toward RuboCop 2.0 5IV

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3VCP$PQJO 4UBCMFBOE#FZPOE ,PJDIJ*50&4. *OD 3VCZ,BJHJ5BLFPVU Next step toward RuboCop 2.0 5IV

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/FXDPQTBSFQFOEJOHCZEFGBVMUVOUJM gem 'rubocop', '~> 1.19', require: false gem 'rubocop', '~> 0.78.0', require: false w/POFFEUPTQFDJGZUIFQBUDI WFSTJPOJO(FNpMFXIFOVTJOH~> WY WY

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*GZPVBSFFBSMZBEPQUFS ZPVDBOFOBCMFQFOEJOHDPQT &OBCMFOFXDPQT % bundle exec rubocop The following cops were added to RuboCop, but are not configured. Please set Enabled to either `true` or `false` in your `.rubocop.yml` file. Please also note that you can opt-in to new cops by default by adding this to your config: AllCops: NewCops: enable Gemspec/DateAssignment: # (new in 1.10) Enabled: true Layout/LineEndStringConcatenationIndentation: # (new in 1.18) Enabled: true Layout/SpaceBeforeBrackets: # (new in 1.7) Enabled: true Lint/AmbiguousAssignment: # (new in 1.7) Enabled: true

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)PXUPJOWFTUJHBUF % cd path/to/rubocop % bin/console RuboCop::Cop::Registry.global. with_department(:Layout). reject(&:support_autocorrect?)

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)PXUPJOWFTUJHBUF % cd path/to/rubocop % bin/console RuboCop::Cop::Registry.global. with_department(:Layout). reject(&:support_autocorrect?) => [RuboCop::Cop::Layout::EndOfLine]

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8IZOPUTVQQPSUFE % cd path/to/rubocop % bin/console RuboCop::Cop::Registry.global. with_department(:Layout). reject(&:support_autocorrect?) => [RuboCop::Cop::Layout::EndOfLine] *EPOUIBWF8JOEPXT🤦

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assert_raises FooError do obj.foo assert_equal('foo', obj.bar) end w "OBTTFSUJPONFUIPE FHassert_equal JT DBMMFEBUUIFCPUUPNPGassert_raisesCMPDL w 5IFSFGPSF OPUBTTFSUFEJUCFDBVTFBO FYDFQUJPOTIPVMEIBWFPDDVSSFE TPNFXIFSFCFGPSF 5SVFQPTJUJWF EFpOJUFMZ assert_equalJTOFWFSDBMMFE assert_raises FooError do obj.foo assert_equal('foo', obj.bar) end %PFTfooSBJTFBOFYDFQUJPO 0S EPFTbarSBJTFBOFYDFQUJPO assert_equalJTOFWFSDBMMFECFDBVTFUIFNFUIPEJTFWBMVBUFEMBTU

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w GBMTFQPTJUJWFJGOPFYDFQUJPO PDDVSTJOobj.foo w USVFQPTJUJWFJGBOFYDFQUJPO PDDVSTJOobj.foo $POTFSWBUJWFEFTJHO assert_raises FooError do assert_equal('foo', obj.foo) obj.bar end *GJUEPFTOUSBJTFTIFSF JUTBGBMTFQPTJUJWF *GJUSBJTFTIFSF JUTBUSVFQPTJUJWF RuboCop don't know if it's a false positive or not

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Support OSS community

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#FZPOE

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"Default rules are too strict, but customization is hard..." 'FFECBDLGSPNVTFST

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'JYJOHUIFQSFTFUTFFNT EJGpDVMU 🤔 To be continued…

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