Upgrade to Pro — share decks privately, control downloads, hide ads and more …

LintオタクによるLint解説 / Introduction to Lints

Avatar for Kuniwak Kuniwak
PRO
November 18, 2022
Programming
28
12k

LintオタクによるLint解説 / Introduction to Lints

https://lintnight.connpass.com/event/263931/
Avatar for Kuniwak

Kuniwak
PRO

November 18, 2022
Tweet

More Decks by Kuniwak

See All by Kuniwak
テストケースの名前はどうつけるべきか？
Avatar for Kuniwak orgachem
PRO
1
450
欠陥を早期に発見するための Software Engineer in Test とその重要性 / What is Software Engineer in Test and How they works
Avatar for Kuniwak orgachem
PRO
21
4.2k
住宅を WebXR で評価しよう / Evaluating My Home by WebXR
Avatar for Kuniwak orgachem
PRO
0
110
HOME VR
Avatar for Kuniwak orgachem
PRO
1
800
uGUI の自動操作の考え方と操作方法
Avatar for Kuniwak orgachem
PRO
1
1.4k
Swift Macro に備えて構文木を 10min で学ぶ / Learn Syntax Tree for Swift Macro in 10 minutes
Avatar for Kuniwak orgachem
PRO
1
1.4k
SoftWare Engineer in Test のおしごと / What is SWET
Avatar for Kuniwak orgachem
PRO
1
1.1k
私と Nature Remo E / Nature Remo E
Avatar for Kuniwak orgachem
PRO
0
26k
存在しないアセットへの参照と
未公開アセットでのネタバレに
どう立ち向かうか / How to prevent missing assets and spoilers by assets
Avatar for Kuniwak orgachem
PRO
1
1.1k

Other Decks in Programming

See All in Programming
カオスに立ち向かう小規模チームの装備の選択〜フルスタックTSという装備の強み _ 弱み〜/Choosing equipment for a small team facing chaos ~ Strengths and weaknesses of full-stack TS~
Avatar for 株式会社ビットキー / Bitkey Inc. bitkey
1
140
読書シェア会 vol.4 『ダイナミックリチーミング 第2版』
Avatar for Kotaro Kamashima kotaro666
0
110
Flutterでllama.cppをつかってローカルLLMを試してみた
Avatar for sakuraidayo sakuraidayo
0
140
ニーリーQAのこれまでとこれから
Avatar for Nealle nealle
2
760
In geheimer Mission: AI Agents entwickeln
Avatar for Jörg Neumann joergneumann
0
110
iOSアプリで測る！名古屋駅までの 方向と距離
Avatar for Ryu-nakayama ryunakayama
0
160
一緒に働きたくなるプログラマの思想 #QiitaConference
Avatar for mu_zaru mu_zaru
81
21k
実践Webフロントパフォーマンスチューニング
Avatar for しーぴー cp20
45
10k
最速Green Tea 🍵 Garbage Collector
Avatar for kuro kuro_kurorrr
1
100
2025年のz-index設計を考える
Avatar for TAK tak_dcxi
8
3.4k
Road to Ruby for A Linguistics Nerd
Avatar for Hayato Ishida hayat01sh1da
PRO
0
150
Laravel × Clean Architecture
Avatar for Takayuki bumptakayuki
PRO
0
150

Featured

See All Featured
Save Time (by Creating Custom Rails Generators)
Avatar for Garrett Dimon garrettdimon
PRO
31
1.2k
The World Runs on Bad Software
Avatar for Brandon Keepers bkeepers
PRO
68
11k
Building a Modern Day 
E-commerce SEO Strategy
Avatar for Aleyda Solis aleyda
40
7.2k
Stop Working from a Prison Cell
Avatar for Chris Michel hatefulcrawdad
268
20k
Facilitating Awesome Meetings
Avatar for Lara Hogan lara
54
6.3k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
Avatar for Sam Stephenson sstephenson
160
15k
CSS Pre-Processors: Stylus, Less & Sass
Avatar for Bermon Painter bermonpainter
357
30k
It's Worth the Effort
Avatar for 3n 3n
184
28k
Building Applications with DynamoDB
Avatar for Matt Wood mza
94
6.4k
Measuring & Analyzing Core Web Vitals
Avatar for Philip Tellis bluesmoon
7
420
Typedesign – Prime Four
Avatar for Hannes Fritz hannesfritz
41
2.6k
Gamification - CAS2011
Avatar for David Bonilla davidbonilla
81
5.3k

Transcript

  1. -JOUΦλΫʹ ΑΔ-JOUղઆ -JOU/JHIU,VOJXBL

  2. ,VOJXBL 7JNTDSJQUͷ-JOUͰ͋Δ7JOUͷ࡞ऀɻ -JOU͕޷͖͗ͯ͢Φʔϓϯιʔεͷ -JOUͷίʔυΛಡΈړ͍ͬͯΔɻ Ͱ-JOUͷ։ൃ΋͍ͯ͠Δɻ 2

  3. ͜ͷൃදͰ఻͍͑ͨ͜ͱ 3

  4. 4 -JOUͷڭཆ -JOUͱ͸ -JOUͷݕग़͢Δ໰୊ -JOUͷߏ଄ -JOUͷޮՌతͳ࢖͍ํ

  5. 5 -JOUͷڭཆ -JOUͱ͸ -JOUͷݕग़͢Δ໰୊ -JOUͷߏ଄ -JOUͷޮՌతͳ࢖͍ํ

  6. ίʔυͱઃఆΛೖྗͱͯ͠ϓϩάϥϜͷ໰୊Λ੩తʹ ݕग़͢Δπʔϧͷ͜ͱ ࣗવݴޠͰॻ͔ΕͨจॻͱઃఆΛೖྗͱͯ͠ จॻͷ໰୊Λݕग़͢Δπʔϧͷ͜ͱ 6 -JOUͱ͸ʢ߹ҙ͞Εͨఆٛ͸ͳ͍ͷͰ஫ҙʣ 1 2

  7. ίʔυͱઃఆΛೖྗͱͯ͠ϓϩάϥϜͷ໰୊Λ੩తʹ ݕग़͢Δπʔϧͷ͜ͱ ࣗવݴޠͰॻ͔ΕͨจॻͱઃఆΛೖྗͱͯ͠ จॻͷ໰୊Λݕग़͢Δπʔϧͷ͜ͱ 7 -JOUͱ͸ʢ߹ҙ͞Εͨఆٛ͸ͳ͍ͷͰ஫ҙʣ 2 ੩తʹݕग़͢Δͱ͸ɺϓϩάϥϜΛ ࣮ࡍʹ࣮ߦ͢Δ͜ͱͳ͘໰୊Λ ݕग़͢Δͱ͍͏ҙຯ

    1

  8. :BDDͰ༗໊ͳ4$+PIOTPO͕೥ʹ։ൃͨ͠$ݴޠͷ ੩తݕࠪثͷ໊લ͕-JOUͩͬͨ͜ͱʹ༝དྷ͢Δɻ ࠓͰ͸͜ͷ-JOUʹࣅͨ੩తݕࠪثશൠ͕-JOUͱݺ͹Ε͍ͯΔɻ ΋ͱ΋ͱ-JOUͱ͸ࢳͣ͘ͷҙຯͰɺࢳͣ͘औΓΛΠϝʔδͯ͠ -JOUͱ໊෇͚ΒΕͨΒ͍͠ɻ UFYUMJOUͷొ৔͔Β-JOUͷࢦ͢੩తݕࠪث͸ࣗવݴޠͷจॻΛ ର৅ͱ͢Δ΋ͷʹ·Ͱ޿͕͍ͬͯΔɻ 8 -JOUͷ໊લͷ༝དྷ

  9. 9 -JOUͷڭཆ -JOUͱ͸ -JOUͷݕग़͢Δ໰୊ -JOUͷߏ଄ -JOUͷޮՌతͳ࢖͍ํ

  10. -JOU͕ ݕग़͢Δ ໰୊ ॲཧܥ͕੩తʹ ݕग़͢Δ໰୊ ୯७ͳઃఆΛ΋ͱʹ੩తʹݕग़Ͱ͖Δ ϓϩάϥϜͷ໰୊ͷ͏ͪɺॲཧܥ ʢίϯύΠϥ΍ΠϯλϓϦλʣ͕ ݕग़͠ͳ͍΋ͷɻ ࣗવݴޠͷ໰୊ʹ͍ͭͯ͸ಈ੩ͷ

    ֓೦͕ͳ͍ͷͰ͍͍ͩͨશ෦ɻ -JOUͷݕग़͢Δ໰୊ 10

  11. 11 -JOU͕ ݕग़͢Δ ໰୊ ॲཧܥ͕੩తʹ ݕग़͢Δ໰୊ ॲཧܥͱ-JOUͷݕग़ର৅͸ݴޠ͝ͱʹҟͳΔ -JOU͕ ݕग़͢Δ ໰୊

    ॲཧܥ͕੩తʹ ݕग़͢Δ໰୊ 5ZQF4DSJQU $ (P  1FSM 3VCZ +BWB4DSJQU 

  12. 12 -JOUͷݕग़͢Δ໰୊ͷྫ ఆٛʹ߹ҙͷऔΕͳ͍໰୊ ಈతʹ͔͠ݕग़͞Ε͍ͯͳ͍໰୊ 1 2

  13. 13 ໰୊ͷఆٛʹ߹ҙͷऔΕͳ͍΋ͷ  ݹདྷΑΓਓྨ͸ίʔσΟϯάελΠϧͰ૪͖ͬͯͨɻ ͍·΋૪͍ͷܾண͸͍͍ͭͯͳ͍ͨΊॲཧܥ͕ ίʔσΟϯάελΠϧΛݕࠪ͢Δ͜ͱ͸ ΄ͱΜͲͳ͘ɺ-JOUͷ໾ׂʹͳ͍ͬͯΔɻ ͨͩ͠Ұ෦ͷॲཧܥ͸ΠϯσϯτΛ ݕࠪ͢Δ͜ͱ͕͋ΔʢΦϑαΠυϧʔϧͱ͍͏ʣɻ 1

  14. 14 ໰୊ͷఆٛʹ߹ҙͷऔΕͳ͍΋ͷ  ͲͷϑϨʔϜϫʔΫΛ࢖͏͔ɺ͋Δ͍͸࢖Θͳ͍͔͸ ࣗ༝Ͱ͋ΔͷͰɺϑϨʔϜϫʔΫݻ༗ͷ࢖͍ํͷ ໰୊΋ॲཧܥ͕ݕग़͢Δ͜ͱ͸ͳ͍ɻ-JOUͷग़൪ɻ 1

  15. 15 ಈతʹ͔͠ݕग़͞Ε͍ͯͳ͍໰୊ ಈతʹݕग़͞ΕΔ໰୊Λ੩తʹݕग़͢Δͷ΋-JOUͷ ໾ׂͷ̍ͭɻ࠷ۙͰ͸͞·͟·ͳಈతܕݕ͖ࠪͭ ϓϩάϥϛϯάݴޠʹ੩తܕݕࠪΛ͢Δ-JOU͕ ొ৔͍ͯ͠ΔʢNZQZ 'MPX 4PSCFU 1)14UBO ʣɻ

    2

  16. 16 -JOUͷڭཆ -JOUͱ͸ -JOUͷݕग़͢Δ໰୊ -JOUͷߏ଄ -JOUͷޮՌతͳ࢖͍ํ

  17. ςετɾϨϏϡʔҎ߱Ͱݕग़͞Ε͍ͯͨ ໰୊Λ-JOUͰݕग़͢Δ 17 -JOUͷޮՌతͳ࢖͍ํ

  18. 18 ͳͥޮՌతͱओு͍ͯ͠Δͷ͔

  19. 19 ߏจղੳ -JOUίϯύΠϧ࣌ݕࠪ ୯ମɾ݁߹ςετϨϏϡʔ γεςϜςετ ຊ൪؀ڥͰͷΤϥʔऩू Ϣʔβʔ͔Βͷ͓໰͍߹Θͤ ໰ ୊ Λ

    ݕ ग़ ͢ Δ ͨ Ί ͷ ख ஈ

  20. 20 ߏจղੳ -JOUίϯύΠϧ࣌ݕࠪ ୯ମɾ݁߹ςετϨϏϡʔ γεςϜςετ ຊ൪؀ڥͰͷΤϥʔऩू Ϣʔβʔ͔Βͷ͓໰͍߹Θͤ ্͔Βॱʹݕࠪ͞ΕΔ ໰୊9 ໰

    ୊ Λ ݕ ग़ ͢ Δ ͨ Ί ͷ ख ஈ

  21. 21 ߏจղੳ -JOUίϯύΠϧ࣌ݕࠪ ୯ମɾ݁߹ςετϨϏϡʔ γεςϜςετ ຊ൪؀ڥͰͷΤϥʔऩू Ϣʔβʔ͔Βͷ͓໰͍߹Θͤ ໰୊Λݕग़͢Δͱࢭ·Δ ໰୊9 ໰

    ୊ Λ ݕ ग़ ͢ Δ ͨ Ί ͷ ख ஈ

  22. 22 ߏจղੳ -JOUίϯύΠϧ࣌ݕࠪ ୯ମɾ݁߹ςετϨϏϡʔ γεςϜςετ ຊ൪؀ڥͰͷΤϥʔऩू Ϣʔβʔ͔Βͷ͓໰͍߹Θͤ ໰୊9 ໰୊: ্ͷํͷखஈͰࢭ·Δͱ

    ௿ίετͰ໰୊Λݕग़Ͱ͖Δ ಛघͳ໰୊͸Լͷํͷ खஈͰ͔͠ݕग़Ͱ͖ͳ͍ ໰ ୊ Λ ݕ ग़ ͢ Δ ͨ Ί ͷ ख ஈ

  23. 23 ߏจղੳ -JOUίϯύΠϧ࣌ݕࠪ ୯ମɾ݁߹ςετϨϏϡʔ γεςϜςετ ຊ൪؀ڥͰͷΤϥʔऩू Ϣʔβʔ͔Βͷ͓໰͍߹Θͤ -JOU͸͜ͷҐஔ ໰ ୊

    Λ ݕ ग़ ͢ Δ ͨ Ί ͷ ख ஈ

  24. 24 ߏจղੳ -JOUίϯύΠϧ࣌ݕࠪ ୯ମɾ݁߹ςετϨϏϡʔ γεςϜςετ ຊ൪؀ڥͰͷΤϥʔऩू Ϣʔβʔ͔Βͷ͓໰͍߹Θͤ ΋͠-JOUΛ࢖͍ͬͯͳ͍ͱɺ -JOUͰݕग़Ͱ͖Δ໰୊ΛΑΓ ߴίετͳςετ΍ϨϏϡʔͰ

    ݕग़͠ͳ͍ͱ͍͚ͳ͘ͳΔ ܕΤϥʔ ػೳͷޡ༻ ໰ ୊ Λ ݕ ग़ ͢ Δ ͨ Ί ͷ ख ஈ

  25. 25 ߏจղੳ -JOUίϯύΠϧ࣌ݕࠪ ୯ମɾ݁߹ςετϨϏϡʔ γεςϜςετ ຊ൪؀ڥͰͷΤϥʔऩू Ϣʔβʔ͔Βͷ͓໰͍߹Θͤ -JOUΛ࢖͏͜ͱͰɺΑΓ ௿ίετͰ໰୊Λݕग़Ͱ͖Δ ܕΤϥʔ

    ػೳͷޡ༻ ໰ ୊ Λ ݕ ग़ ͢ Δ ͨ Ί ͷ ख ஈ

  26. 26 Ͳ͏΍࣮ͬͯݱ͢Δͷ͔

  27. 27 -JOUΛ࢖࣮ͬͨݱํ๏ͷྫ w ܕΤϥʔͷݕग़ ‎ ੩తܕݕࠪͷͰ͖Δ-JOUΛಋೖ͢Δ w ίʔσΟϯάελΠϧҧ൓ͷݕग़ ‎ -JOUͷઃఆΛڞ༗͢Δ͜ͱͰ࣮ݱͰ͖Δ

    w ϓϩδΣΫτ಺Ͱ࣮૷͞Εͨػೳͷޡ༻ͷݕग़ ‎ -JOUͷϧʔϧΛ࣮૷࣮ͯ͠ݱͰ͖Δ

  28. 28 -JOUΛ࢖࣮ͬͨݱํ๏ͷྫ w ܕΤϥʔͷݕग़ ‎ ੩తܕݕࠪͷͰ͖Δ-JOUΛಋೖ͢Δ w ίʔσΟϯάελΠϧҧ൓ͷݕग़ ‎ -JOUͷઃఆΛڞ༗͢Δ͜ͱͰ࣮ݱͰ͖Δ

    w ϓϩδΣΫτ಺Ͱ࣮૷͞Εͨػೳͷޡ༻ͷݕग़ ‎ -JOUͷϧʔϧΛ࣮૷࣮ͯ͠ݱͰ͖Δ ͜ͷͨΊʹ͸-JOUͷ ߏ଄Λ஌Δඞཁ͕͋Δ

  29. 29 -JOUͷڭཆ -JOUͱ͸ -JOUͷݕग़͢Δ໰୊ -JOUͷߏ଄ -JOUͷޮՌతͳ࢖͍ํ

  30. 30 -JOUͷߏ଄ w -JOUͷߏ଄͸ͲΕ΋ࣅ௨͍ͬͯΔͷͰɺͭΛ ಡΊΔΑ͏ʹͳΔͱଞͷ΋ಡΊΔΑ͏ʹͳΔ w ॲཧͷྲྀΕ΋தؒσʔλ͕ҟͳΔ͚ͩͰ΄ͱΜͲಉ͡ w ѻ͏ओͳதؒσʔλ͸ɿ w

    τʔΫϯྻ w ந৅ߏจ໦ w ੍ޚϑϩʔάϥϑʢࠓճ͸ׂѪʣ

  31. 31 -JOUͷ୅දతͳߏ଄ ݕࠪϧʔϧΛԣஅ͢Δॲཧ ʢ$-*ͷఏڙɺݕࠪ༰қͳσʔλ΁ͷม׵ɺݕࠪϧʔϧͷ࣮ߦʣ ݕࠪ ϧʔϧ ݕࠪ ϧʔϧ ݕࠪ ϧʔϧ

    ݕࠪ ϧʔϧ ݕࠪϧʔϧ͝ͱʹݸผͷ ίϯϙʔωϯτͱ࣮ͯ͠૷͠ɺ ԣஅॲཧΛݕࠪϧʔϧʹ ґଘͤ͞ͳ͍ߏ଄͕΄ͱΜͲɻ ͳ͓-JOUͷίʔυΛಡΉ ࡍʹ͸ɺίʔυྔͷগͳ͍ ݕࠪϧʔϧ͔Β͕͓͢͢Ίɻ ґ ଘ ݩ ґ ଘ ઌ

  32. 32 -JOU ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ -JOUͷॲཧͷྲྀΕ

  33. 33 -JOU ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ίʔσΟϯάελΠϧΛݕࠪ͢Δ-JOUͷྫ ࣈ۟

    ղੳ τʔΫϯྻ ʢޙड़ʣ ݕࠪ

  34. 34 ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ΑΓߴ౓ͳݕࠪΛ͢Δ-JOUͷྫ ߏจ ղੳ

    ݕࠪ ந৅ߏจ໦ ʢޙड़ʣ -JOU

  35. 35 ݕ͍ࠪͨ͠ ιʔείʔυ ݕग़ͨ͠ ໰୊ͷҰཡ ॲཧͷྲྀΕͷൺֱ ࣈ۟ ղੳ ݕࠪ τʔΫϯྻ

    ʢޙड़ʣ ݕ͍ࠪͨ͠ ιʔείʔυ ݕग़ͨ͠ ໰୊ͷҰཡ ݕࠪ ந৅ߏจ໦ ʢޙड़ʣ ߏจ ղੳ ͜ͷ෦෼͕ҟͳΔ͚ͩ

  36. 36 -JOU ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ίʔσΟϯάελΠϧΛݕࠪ͢Δ-JOUͷྫ ࣈ۟

    ղੳ τʔΫϯྻ ʢޙड़ʣ ݕࠪ

  37. 37 τʔΫϯྻ τʔΫϯྻ function helloWorld ( ) { console .

    log τʔΫϯͱ͸ɺιʔείʔυͷ จࣈྻʹग़ݱ͢ΔҙຯΛ࣋ͬͨ ࠷খ୯Ґͷ͜ͱ

  38. 38 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    τʔΫϯྻ τʔΫϯྻ function helloWorld ( ) { console . log ؆୯ͳ+BWB4DSJQUͷιʔείʔυ ͷτʔΫϯΛݟͯΈΑ͏ ͜ͷίʔυͷઌ಄͔ΒॱʹԿ͕ τʔΫϯʹͳΔͷ͔Λݟ͍ͯ͘

  39. 39 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    τʔΫϯྻ τʔΫϯྻ function helloWorld ( ) { console . log τʔΫϯ

  40. 40 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    τʔΫϯྻ τʔΫϯྻ function helloWorld ( ) { console . log τʔΫϯ

  41. 41 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    τʔΫϯྻ τʔΫϯྻ function helloWorld ( ) { console . log τʔΫϯ

  42. 42 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    τʔΫϯྻ τʔΫϯྻ function helloWorld ( ) { console . log τʔΫϯ

  43. 43 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    τʔΫϯྻ τʔΫϯྻ function helloWorld ( ) { console . log τʔΫϯ

  44. 44 τʔΫϯྻ τʔΫϯྻ τʔΫϯͱ͸ɺιʔείʔυͷ จࣈྻʹग़ݱ͢ΔҙຯΛ࣋ͬͨ ࠷খ୯Ґͷ͜ͱ function helloWorld ( )

    { console . log

  45. 45 τʔΫϯྻ τʔΫϯྻ τʔΫϯྻͱ͸ɺιʔείʔυͷ จࣈྻʹग़ݱ͢ΔॱʹτʔΫϯΛ ฒ΂ͨ΋ͷ function helloWorld ( )

    { console . log

  46. 46 -JOU ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ίʔσΟϯάελΠϧΛݕࠪ͢Δ-JOUͷྫ ࣈ۟

    ղੳ τʔΫϯྻ ʢޙड़ʣ ݕࠪ

  47. 47 -JOU ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ίʔσΟϯάελΠϧΛݕࠪ͢Δ-JOUͷྫ ࣈ۟

    ղੳ τʔΫϯྻ ʢޙड़ʣ ݕࠪ

  48. 48 τʔΫϯྻ τʔΫϯྻ with ( obj ) { console .

    log XJUIจͷར༻Λݕग़͢Δ-JOUͷ ॲཧͷྲྀΕΛΈͯΈΑ͏

  49. 49 τʔΫϯྻ τʔΫϯྻ with ( obj ) { console .

    log // ېࢭ͞Ε͍ͯΔ with จΛ࢖͍ͬͯΔ with (obj) { console.log(obj); }

  50. 50 τʔΫϯྻ τʔΫϯྻ with ( obj ) { console .

    log // ېࢭ͞Ε͍ͯΔ with จΛ࢖͍ͬͯΔ with (obj) { console.log(obj); }

  51. 51 τʔΫϯྻ τʔΫϯྻ with ( obj ) { console .

    log // ېࢭ͞Ε͍ͯΔ with จΛ࢖͍ͬͯΔ with (obj) { console.log(obj); } τʔΫϯྻͷઌ಄͔Βॱʹɺ τʔΫϯ͕XJUIΩʔϫʔυ͔ Ͳ͏͔ௐ΂Δ͜ͱͰɺXJUIจͷ ࢖༻Λݕग़Ͱ͖Δ

  52. 52 τʔΫϯྻ τʔΫϯྻ with ( obj ) { console .

    log // ېࢭ͞Ε͍ͯΔ with จΛ࢖͍ͬͯΔ with (obj) { console.log(obj); } XJUIΩʔϫʔυͷൃݟʹΑΓ XJUIจͷ࢖༻Λݕग़Ͱ͖ͨ

  53. 53 ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ΑΓߴ౓ͳݕࠪΛ͢Δ-JOUͷྫ ߏจ ղੳ

    ݕࠪ ந৅ߏจ໦ ʢޙड़ʣ -JOU

  54. 54 ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ΑΓߴ౓ͳݕࠪΛ͢Δ-JOUͷྫ ߏจ ղੳ

    ݕࠪ ந৅ߏจ໦ ʢޙड़ʣ -JOU

  55. 55 ந৅ߏจ໦ͱ͸ɺݴޠ͝ͱͷنଇʹ ͕ͨͬͯ͠ιʔείʔυΛ ໦ߏ଄Ͱ͋ΒΘͨ͠΋ͷͷ͜ͱ ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier

    CallExpr Identifier Identifier MemExpr Literal

  56. 56 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ؆୯ͳ+BWB4DSJQUͷιʔείʔυ ͷந৅ߏจ໦ΛݟͯΈΑ͏ ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr Identifier Identifier MemExpr Literal ந৅ߏจ໦Λཧղ͢Δʹ͸ɺ༿͔Β ରԠ͢Δ෦෼ΛΈ͍ͯ͘ͱΑ͍

  57. 57 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr Identifier MemExpr Literal Identifier

  58. 58 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr MemExpr Identifier Literal Identifier

  59. 59 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr Literal MemExpr Identifier Identifier

  60. 60 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr Identifier MemExpr Identifier Literal

  61. 61 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr Literal MemExpr Identifier Identifier

  62. 62 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr Literal MemExpr Identifier Identifier

  63. 63 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt Identifier CallExpr ExprStmt Literal MemExpr Identifier Identifier

  64. 64 /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); }

    ந৅ߏจ໦ Program FuncDecl BlockStmt Identifier CallExpr ExprStmt Literal MemExpr Identifier Identifier

  65. 65 ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ΑΓߴ౓ͳݕࠪΛ͢Δ-JOUͷྫ ߏจ ղੳ

    ݕࠪ ந৅ߏจ໦ ʢޙड़ʣ -JOU

  66. 66 ݕ͍ࠪͨ͠ ιʔείʔυ ݕࠪϧʔϧ ͝ͱͷઃఆ ݕग़ͨ͠ ໰୊ͷҰཡ ΑΓߴ౓ͳݕࠪΛ͢Δ-JOUͷྫ ߏจ ղੳ

    ݕࠪ ந৅ߏจ໦ ʢޙड़ʣ -JOU

  67. 67 DPOTPMFMPHݺͼग़͠Λݕग़͢Δ -JOUͷॲཧͷྲྀΕΛΈͯΈΑ͏ ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt Identifier CallExpr

    Identifier Identifier MemExpr Literal

  68. 68 ந৅ߏจ໦Λਂ͞༏ઌͰ୳ࡧ͠ɺ ஫໨͍ͨ͠෦෼໦ͷࠜΛݟ͚ͭΔ ࠓճ͸ؔ਺ݺͼग़͠ʹ஫໨͍ͨ͠ ͷͰɺ$BMM&YQSཁૉΛ୳͢ ந৅ߏจ໦ Program FuncDecl BlockStmt ExprStmt

    Identifier CallExpr Identifier Identifier MemExpr Literal

  69. 69 ந৅ߏจ໦ FuncDecl BlockStmt ExprStmt Identifier CallExpr Identifier Identifier MemExpr

    Literal Program $BMM&YQSͰͳ͍ͷͰແࢹ

  70. 70 ந৅ߏจ໦ BlockStmt ExprStmt Identifier CallExpr Identifier Identifier MemExpr Literal

    Program FuncDecl $BMM&YQSͰͳ͍ͷͰແࢹ

  71. 71 ந৅ߏจ໦ BlockStmt ExprStmt CallExpr Identifier Identifier MemExpr Literal Program

    FuncDecl Identifier $BMM&YQSͰͳ͍ͷͰແࢹ

  72. 72 ந৅ߏจ໦ ExprStmt CallExpr Identifier Identifier MemExpr Literal Program FuncDecl

    Identifier BlockStmt $BMM&YQSͰͳ͍ͷͰແࢹ

  73. 73 ந৅ߏจ໦ CallExpr Identifier Identifier MemExpr Literal Program FuncDecl Identifier

    BlockStmt ExprStmt $BMM&YQSͰͳ͍ͷͰແࢹ

  74. 74 ந৅ߏจ໦ Identifier Identifier MemExpr Literal Program FuncDecl Identifier BlockStmt

    ExprStmt CallExpr $BMM&YQSΛൃݟͨ͠

  75. 75 ந৅ߏจ໦ Identifier Identifier MemExpr Literal Program FuncDecl Identifier BlockStmt

    ExprStmt CallExpr $BMM&YQSΛൃݟͨ͠Βɺ͜ͷ ؔ਺ݺͼग़͕͠DPOTPMFMPHͷ ݺͼग़͠Ͱ͋Δ͜ͱΛ֬ೝ͢Δ ۩ମతʹ͸ɺݺͼग़͠ର৅͕ DPOTPMF͔ΒMPHϓϩύςΟΛ ࢀর͢Δ.FN&YQSͰ͋Δ͜ͱΛ ֬ೝ͢Ε͹ྑ͍

  76. 76 ந৅ߏจ໦ Literal Program FuncDecl Identifier BlockStmt ExprStmt CallExpr Identifier

    Identifier MemExpr /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); } ݺͼग़͠ର৅͕DPOTPMFMPHͰ͋Δ͜ͱΛ֬ೝ

  77. 77 ந৅ߏจ໦ Literal Program FuncDecl Identifier BlockStmt ExprStmt CallExpr Identifier

    Identifier MemExpr /** ϋϩʔϫʔϧυΛදࣔ͢Δ */ function helloWorld() { console.log("Hello, World!"); } DPOTPMFMPHͷؔ਺ݺͼग़͠Λݕग़Ͱ͖ͨ

  78. 78 -JOUͷߏ଄ͷ͓͞Β͍ w -JOUͷߏ଄͸ͲΕ΋ࣅ௨͍ͬͯΔͷͰɺͭΛ ಡΊΔΑ͏ʹͳΔͱଞͷ΋ಡΊΔΑ͏ʹͳΔ w ॲཧͷྲྀΕ΋தؒσʔλ͕ҟͳΔ͚ͩͰ΄ͱΜͲಉ͡ w ѻ͏ओͳதؒσʔλ͸ɿ w

    τʔΫϯྻ w ந৅ߏจ໦ w ੍ޚϑϩʔάϥϑʢࠓճ͸ׂѪʣ

  79. ·ͱΊ 79

  80. 80 -JOUͷڭཆ -JOUͱ͸ -JOUͷݕग़͢Δ໰୊ -JOUͷߏ଄ -JOUͷޮՌతͳ࢖͍ํ