fukuoka.ts #3 社内でESLintの共通設定を配りたい2025年春版

fukuoka.ts #3で発表した資料です
https://fukuoka-ts.connpass.com/event/347048/

Transcript

1. !QJSPTJLJDL
    'SJ
   'VLVPLBUT
    ࣾ಺Ͱ&4-JOUͷڞ௨ઃఆΛ
   ഑Γ͍ͨ
   ೥य़൛
2. ࣗݾ঺հ w !QJSPTJLJDL
   w 9͸ݟΔ͚ͩɺ౤ߘ͸#MVFTLZ
   IUUQTCTLZBQQQSP fi MFQJSPTJLJDLCTLZTPDJBM
   w גࣜձࣾ;FOF
   w ۙگ
   w ଉࢠͷߴߍडݧ͕ऴΘΔ🎊
   
   ࠎં͢Δ🤕
   
   🈚
3. ࠓ೔ͷ࿩ w ڞ௨ઃఆ
   
   !ࣗࣾɾࣗνʔϜFTMJOUDPO fi HΈ͍ͨͳOQNύοέʔδ
   w 'MBU
   $PO fi H͕ओྲྀʹͳͬͨࠓͷϕετϓϥΫςΟεΛ୳Γ͍ͨ
   w ˞ࠓճ͸-FHBDZ
   $PO fi H͸ແࢹ͠·͢
4. എܠͱ໨త w ࠓͷձࣾʹೖࣾͨ͠ॳظʢ೥ऑલʣ͔Β࡞Γ͍ͨͱࢥ͍ͬͯͨ
   w ૊৫͕খ͍͞ͷͰ+454͕ಘҙͰ͸ͳ͍ਓ͕ίʔυΛॻ͘ػձ͕ଟ͘ɺ
   ϨϏϡʔෛՙ͕ߴ͔ͬͨ
   w ϞϊϨϙͰ͸ͳ͘ϨϙΛ૿΍͢ઓུΛऔ͍ͬͯͨ
   ʢ୯ʹϞϊϨϙͷӡ༻ʹࣗ৴͕ͳ͔͚͕ͬͨͩͩʣ
   w ʮͰ΋ɺ͜ͷϑΣʔζͰ࡞Δͷ͸΍Γ͗͢͡ΌʁʯΈ͍ͨͳᷤ౻͕͋Γɺ
   ͳ͔ͳ͔࣮ݱͰ͖ͣ
5. എܠͱ໨త w FTMJOUDPO fi HBJSCOCCBTFΛϕʔεʹઃఆ͍͕ͯͨ͠ɺࣙΊ͍ͨ
   w 'MBU
   $PO fi H͕Wʢ೥ࠒʁʣͰొ৔͕ͨ͠ɺ
   ೥ݱࡏɺFTMJOUDPO fi HBJSCOC͸'MBU
   $PO fi HʹະରԠ
   w ͱ͍͏͔ɺ-BTU
   QVCMJTI͕
   ZFBST
   BHP
   w ΋ͪΖΜ&4-JOU
   Wʹ͸ରԠ͍ͯ͠ͳ͍
6. എܠͱ໨త w ࣗ෼Ҏ֎ͷϝϯόʔ͕؆୯ʹɺΪνΪνʹઃఆͰ͖ΔΑ͏ʹ͍ͨ͠
   w ઃఆɺ೉͍͠
   w &4-JOUͷઃఆ͸ಛʹ೉͍͠ؾ͕͢Δɻ
   w ΏΔ͘ͳΓ͕ͪɺઃఆͨͭ͠΋Γ͕૝ఆ௨ΓʹMJOU͕ޮ͔ͳ͍͜ͱ΋ɻ
7. 'MBU
   $POGJH
   EFGJOF$POGJHɺHMPCBM*HOPSFTʹ͍ͭͯ
8. 'MBU
   $POGJHͷ௒؆୯ͳ͓͞Β͍ w ઃఆϑΝΠϧ͸FTMJOUDPO fi H Ͱɺ+4
   PS
   54 ཁઃఆʣͰॻ͚Δ
   w ഑ྻΛFYQPSU͠ɺͦͷཁૉʹઃఆΛॻ͍͍ͯ͘
   w ϓϥάΠϯͷઃఆํ๏͕มΘͬͨ
   w ͦͷଞɺࡉ͔͘มΘ͍ͬͯΔ͜ͱ͕͋Δ͕ɺৄ͘͠͸υΩϡϝϯτΛಡ΋͏
   w IUUQTFTMJOUPSHEPDTMBUFTUVTFDPO fi HVSFDPO fi HVSBUJPO fi MFT
   w IUUQTFTMJOUPSHEPDTMBUFTUVTFDPO fi HVSFNJHSBUJPOHVJEF
9. αϯϓϧίʔυ
10. 'MBU
    $POGJHͰഇࢭ͞Εͨ΋ͷ w ࢠσΟϨΫτϦʹઃఆϑΝΠϧΛஔ͍ͯɺ਌ͷઃఆΛ্ॻ͖͢Δ
    w FTMJOUJHOPSFϑΝΠϧ
    w FOW
    w FYUFOET
11. ແࢹ͍ͨ͠ϑΝΠϧ΋FTMJOUDPOGJH ʹఆٛ w ڞ௨ઃఆʹؚΊΔ͜ͱ͕Ͱ͖ΔΑ͏ʹͳͬͯ͋Γ͕͍ͨ
12. HMPCBM*HOPSFTؔ਺͕WͰ௥Ճ
13. FOWͷഇࢭɺ໌ࣔతʹHMPCBMTͷઃఆ͕ඞཁʹ
14. 'MBU
    $POGJHʹFYUFOET͸ແ͍
15. FYUFOET͕ͳ͍ͱਏ͍ྫ
16. EFGJOF$POGJHؔ਺͕WͰ௥Ճ UZQFTDSJQUFTMJOUͷDPO fi Hؔ਺ͱಉ͡Α͏ͳػೳ
17. ڞ௨ઃఆΛॻͧ͘
18. ಛஈɺؾΛ͚ͭΔ͜ͱ͸࣮͸ͳ͍͔΋ w ઃఆͷఏڙଆɾར༻ଆͰҧ͍΍ؾΛ͚ͭΔ఺͕ͳ͍
    w !FTMJOUKT΍UZQFTDSJQUFTMJOUͷSFDPNNFOEFE౳΋
    ར༻ଆͱಉ͡ϑΥʔϚοτͰઃఆΛఆ͍ٛͯ͠Δ͚ͩ
    w ʮڞ௨ઃఆΛFYUFOETͨ݁͠Ռɺ࠷ऴతʹͲͷΑ͏ͳઃఆʹͳ͍ͬͯΔͷ͔ʯ
    ΋FTMJOUDPO fi HKTΛDPOTPMFMPH͢Ε͹෼͔Δ
    w 'MBU
    $PO fi Hͷར఺👌
19. ڞ௨ઃఆ͸DPOGJHT ʹల։͢Δͷ͕Αͦ͞͏ w ެࣜͷڞ௨ઃఆ͕ͦ͏ͳ͓ͬͯΓɺͦΕʹ߹Θ͍ͤͯΔϓϥάΠϯ͕ଟ͍
    w JNQPSU
    \
    DPO fi HT
    ^
    GSPN
    !FTMJOUKT
    DPO fi HTSFDPNNFOEFE
    w JNQPSU
    UTFTMJOU
    GSPN
    UZQFTDSJQUFTMJOU
    UTFTMJOUDPO fi HTSFDPNNFOEFE
    w EF fi OF$PO fi Hؔ਺ͷFYUFOETͰFYBNQMFSFDPNNFOEFEͱࢦఆ͢Δͱɺ
    FYBNQMFϓϥάΠϯͷDPO fi HTSFDPNNFOEFEΛݟΔΑ͏ʹͳͬͨ
20. OBNFΛॻ͘ w IUUQTFTMJOUPSHEPDTMBUFTUVTFDPO fi HVSFDPO fi HVSBUJPO fi MFTDPO fi HVSBUJPOOBNJOHDPOWFOUJPOT
    w ೚ҙͷϑΟʔϧυ͕ͩɺڞ௨ઃఆΛॻ͘৔߹͸ਪ঑͞Ε͍ͯΔ
    w &4-JOU͸ҰҙͰ͋Δ͜ͱΛڧ੍͠ͳ͍͚Ͳɺ
    ϓϥάΠϯ໊dͱ͔ύοέʔδ໊dΈ͍ͨͳײ͕͡ਪ঑
21. EFGJOF$POGJHؔ਺
    
    OBNF
    
    FYUFOET w ͜Ε͕ɺ
22. EFGJOF$POGJHؔ਺
    
    OBNF
    
    FYUFOET w ͜ͷΑ͏ʹల։͞ΕΔ
23. ڞ௨ઃఆͷதͰڞ௨ઃఆΛFYUFOET͢Δੋඇ ྫʣUZQFTDSJQUFTMJOUͷSFDPNNFOEFE
    TUZMJTUJDΛͦͷ··࢖͏ UZQFTDSJQUFTMJOUͷྫ
24. ઃఆ͕
    ॏෳ͍ͯ͠Δ
25. ڞ௨ઃఆͷதͰڞ௨ઃఆΛFYUFOET͢Δੋඇ w ݁Ռ͸มΘΒͳ͍͸ͣͳͷͰ޷Έͷ໰୊Ͱ͸͋Δ
    w ઃఆ͕ॏෳͯͪ͠͝Όͬͯͯ΋݁Ռ͕ಉ͡ͳΒ͍͍Ͱ͠ΐɺ
    ͱ͍͏ਓ͸ผʹ0,
    w ݸਓతʹ͸γϯϓϧʹ͍ͨ͠ͷͰɺ
    ໘౗Ͱ΋ࣗ෼Ͱఆٛɾӡ༻ͯ͠΋͍͍͔ͳͱࢥͬͨ
    w ·ͨɺϓϥάΠϯͷΞοϓσʔτ࣌ʹઃఆ͕উखʹมΘΔϦεΫ΋͋Δ
26. ࣋ଓՄೳͳঢ়ଶΛ࡞Δ w ͪΌΜͱϝϯς͠ͳ͍ͱɺ͙͢ʹ௠෗Խ͕ͪ͠
    w SFOPWBUFͰ&4-JOUຊମ΍ϓϥάΠϯͷߋ৽ʹ௥ै͢Δ
    w ςετΛॻ͘
    w OQNύοέʔδͷQVCMJTIΛ(JUIVC
    "DUJPOTʹ৐ͤͯӡ༻ෛՙΛԼ͛Δ
    w 
    FUD
27. &4-JOUͷ/PEF
    "1*ͰςετΛॻ͘ &4-JOUΠϯελϯεͰϓϩάϥϚςΟοΫʹϦϯτΛॻ͚Δ༷
28. FTMJOUMJOU5FUͷฦΓ஋ -JOU3FTVMUܕͷ഑ྻ
29. FSSPSXBSOͳϧʔϧΛऔΓग़͢
30. ςετ͢Δ
31. !DZCP[VFTMJOUDPOGJH͕͓खຊతʹྑ͍ͱࢥ͏ w IUUQTHJUIVCDPNDZCP[VFTMJOUDPO fi H
    w -FHBDZ
    $PO fi H'MBU
    $PO fi H྆ํʹରԠ͍ͯ͠Δ
    w ςετ΋ॻ͍͍ͯΔ
32. ·ͱΊɺײ૝ͳͲ
33. ΋͏#JPNFͰ͍͍ͱࢥ͏ w &4-JOUɺ೉͗͢͠Δɻ্ڃऀ޲͚ʹͳͬͯ͠·͍ͬͯΔؾ͕͢Δɻ
    w ৘ใྔ͕ଟ͗͢Δ
    w ૊ΈࠐΈͷϧʔϧ͸ࠓ͘Β͍͋Δʢ%FQSFDBUFEΛআ͘ʣ
    w UZQFTDSJQUFTMJOUͷυΩϡϝϯτͷྔ͸ϓϥάΠϯ୯ମͷྔͰ͸ͳ͍
    w %FOPɺ࢖͓͏
34. "*͕ίʔυΛॻ࣌͘୅ w ίʔυʹର͢Δͩ͜ΘΓ͕ബΕͭͭ͋Δ
    w !ࣗࣾɾࣗνʔϜFTMJOUDPO fi H͸ͩ͜ΘΓͷմͰɺ
    ࣌୅ʹٯߦͯ͠ͳ͍͔ʁ
    w ΍͸Γɺ#JPNFͰ
    w Ұํɺ"*͕ॻ͘ίʔυʹର͢ΔΨʔυϨʔϧΛங͘࡞ۀͱ͍͏ݟํ΋Ͱ͖Δ
    w ਓؒ͸DVSTPSSVMFT΍੩తղੳɺ&&ςετ౳ʹ৺݂Λ஫͙࣌୅͔
35. ͦΕͰ΋΍Δ৔߹ w খ࢝͘͞ΊΔ
    w ِཅੑ͕Ұ൪ා͍ʢ࣮͸ޮ͍ͯͳ͔ͬͨʣͷͰɺ
    খ͍͞εςοϓͰ֬ೝ͠ͳ͕ΒਐΊΔͷ͕Αͦ͞͏
    w ࣋ଓՄೳੑ
    w ϧʔϧ͕ݻ·ͬͯ΋ຊମɾϓϥάΠϯ͸Ξοϓσʔτ͠ଓ͚Δ
    w ໢ཏ͢Δඞཁ͸͋Δͷ͔ʁߟ͑Δ
    w ࣗռɻޮՌͷߴ͍ϧʔϧ͚ͩ͋Ε͹͍͍ͷͰ͸ʁ
36. ׬