Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Bye-bye Magic Number
Search
hideki kinjyo
PRO
September 18, 2018
1
1.5k
Bye-bye Magic Number
CakePHP3アプリケーションで、「マジックナンバー」的な値とどう向き合っていくかを考えた結果
hideki kinjyo
PRO
September 18, 2018
Tweet
Share
More Decks by hideki kinjyo
See All by hideki kinjyo
#phperbiglt のLT
o0h
PRO
0
53
手軽に積ん読を増やすには?/読みたい本と付き合うには?
o0h
PRO
1
190
symfony/mcp-bundleで、既存アプリケーションもお手軽にMCPサーバー化
o0h
PRO
1
72
組織もソフトウェアも難しく考えない、もっとシンプルな考え方で設計する #phpconfuk
o0h
PRO
10
5.2k
Composerが「依存解決」のためにどんな工夫をしているか #phpcon
o0h
PRO
1
640
Composerの依存解決 #phpstudy
o0h
PRO
0
160
「影響が少ない」を自分の目でみてみる
o0h
PRO
4
2.1k
PHPによる"非"構造化プログラミング入門 -本当に熱いスパゲティコードを求めて- #phperkaigi
o0h
PRO
0
1.8k
もう少しテストを書きたいんじゃ〜 #phpstudy
o0h
PRO
23
5.4k
Featured
See All Featured
How STYLIGHT went responsive
nonsquared
100
6k
Learning to Love Humans: Emotional Interface Design
aarron
274
41k
How to make the Groovebox
asonas
2
1.9k
Bridging the Design Gap: How Collaborative Modelling removes blockers to flow between stakeholders and teams @FastFlow conf
baasie
0
420
Marketing to machines
jonoalderson
1
4.5k
Keith and Marios Guide to Fast Websites
keithpitt
413
23k
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
mongodb
48
9.8k
Rebuilding a faster, lazier Slack
samanthasiow
85
9.3k
How To Stay Up To Date on Web Technology
chriscoyier
791
250k
The AI Revolution Will Not Be Monopolized: How open-source beats economies of scale, even for LLMs
inesmontani
PRO
3
2.8k
技術選定の審美眼(2025年版) / Understanding the Spiral of Technologies 2025 edition
twada
PRO
115
100k
Designing for humans not robots
tammielis
254
26k
Transcript
Bye-Bye Magic Number ʙʮࣙॻʯΛ࡞ͬͨʙ Hideki Kinjyo twitter: @o0h_ / github:
o0h
ࣗݾհ • ίωώτגࣜձࣾ • αʔόʔαΠυΤϯδχΞ • ओʹCakePHPͳͲ
ࠓ͓͢Δ͜ͱ • ϚδοΫφϯόʔʹউͭͧɾɾɾʂ • ͦͷͨΊʹ”Ϟϊ”Λ࡞Γ·ͨ͠
Έͳ͞Μɺ ΞϓϦέʔγϣϯͷʮఆʯ ͷཧͲ͏͍ͯ͠·͔͢ʁ ϚδοΫφϯόʔ తͳͭ
͜͏͍͏ͭ • Ϣʔβʔͷొঢ়ଶ͕ɾɾ • 0: ϝʔϧΞυϨε֬ೝͪ • 1: ࢧ͍ใ֬ೝͪ •
2: ొྃ
ᶃϚδοΫφϯόʔਏ͍
ᶃϚδοΫφϯόʔਏ͍ • ಡΜͰ͍ͯʮಥવग़͖ͯͨʯײ͡ • ʮಛผͳҙຯͷ͋Δʯʁʮྔͱ͔߹͍Λද͍ͯ͠ Δʯʁ • ผ͕ͮ͠Β͍ • grep͠ʹ͘͞
=> ϦϑΝΫλ͠ʹ͘͞ • etc… (άάͬͨΒ৭ʑग़ͯ͘ΔͷͰׂѪ
ᶄϞσϧΫϥεͷఆʹʂ
ᶄϞσϧΫϥεͷఆʹʂ • ୯ޠͰ໊લ͕͚ΒΕ͍ͯΔ͔Β͔Γ͢ ͍Ͷʂ • ؔ࿈͢ΔࣝΛ1Օॴʹ·ͱΊΒΕ͔ͯΓ ͍͢Ͷʂ(scoped, contextual)
ᶄϞσϧΫϥεͷఆʹʂ • ʮͲͷΫϥεʹஔ͔͘ʯ·͍͠ • ͋ΕɺTableʹ࣋ͨͤΔʁEntityʹ࣋ͨͤ Δʁ • ͦͦϞσϧͱؔ࿈͠ͳ͍ࣝͲ͏͢Δʁ
ᶅConfigureΫϥεͰѻ͏ʂ
ᶅConfigureΫϥεͰѻ͏ʂ • ͜ΕͰ໊͚Մೳʂ • ֊ԽͰ͖Δʂ • ʮͲͷΫϥεʹଐ͢Δ͔ʯΛҙࣝͤͣʹ͓͚ Δʂ
ᶅConfigureΫϥεͰѻ͏ʂ • Ζ͏ͱࢥ͑ॻ͖͑ΒΕͪΌ͏ΑͶ… • ७ਮͳʮΞϓϦέʔγϣϯͷઃఆʯͱ ͍ࠞͬͯ͟ΔͷɺԿͱͳ͘ؾ࣋ͪѱ͍͔… • ෆ༻ҙʹ͘ͳΓ͕ͪɻ • ͪͳΈʹɺ
ίωώτʹ2,181ߦͷconstants.php͕͋Γ·͢
ͳΜ͔ྑ͍ͷͳ͍ͷ͔ͳʂ
ͭͬͯ͘Έͨʂ
None
ͳΜͰ͔͢ • ఆΫϥεΛϦονʹ͠·ͨ͠Έ͍ͨͳͷ • ΫϥεΛఆٛͯ͠ ʮ໊લʯͱʮʯͷએݴΛ͓ͯ͘͠ • ʮࣙॻʯ͕͍ͬͯΔใΛ ʮEnumʯͱͯ͠औΓग़ͤΔΑ͏ʹͳΔ •
PHPʹྻڍܕ͕ͳ͍͔ΒΦϨΦϨ࣮
ʮࣙॻʯͷ࡞Γํ • AbstractΫϥεΛܧঝͯ͠ • `ENUM_` prefixΛ࣋ͬͨconstΛએݴ͢Δ
ʮࣙॻʯͷ࡞Γํ
ʮࣙॻʯͷ͍ํ
ࣙॻͷԠ༻ᶃʮTypeʯ • Database\Type\EnumType • marshal/toPHPͰEnumΛѻ͑ΔΑ͏ʹ͢Δ
ࣙॻͷԠ༻ᶃʮEnumTypeʯ
ࣙॻͷԠ༻ᶃʮEnumTypeʯ
ࣙॻͷԠ༻ᶄʮValidationʯ • ʮରԠ͢Δࣙॻʹએݴ͞Ε͍ͯΔ͔ʯΛ νΣοΫ͢ΔValidationProvider • ʮ͜ͷྻ͜ͷࣙॻʯͱ͍͏ͷΛ ηοτ͓ͯ͘͠ͱɺະએݴͳΛڋ൱Ͱ͖Δ
ࣙॻͷԠ༻ᶄʮValidationʯ
ࣙॻͷԠ༻ᶄʮValidationʯ
·ͱΊ • લੈͷΞϓϦέʔγϣϯͰ ϚδοΫφϯόʔconstansͷരൃ͕ਏͯ͘ɾɾ • CakePHP3ͷPJ্ཱͪ͛࣌ʹ ݁ߏͳίετΛ͔͚ͭͭɺ͜ͷػߏͷ࡞Λߦ͍·ͨ͠ • ݁Ռɺॻ͖ํ͕౷Ұ͞Ε͍͍ͯײ͡ •
ͱΓΘ͚ɺCakePHP3ͷORMपΓ͔ͳΓڧԽ͞Ε͍ΔͷͰ Type/ValidationपΓͱͷ࿈ܞ͕ศར • ಠཱͨ͠ϨϙδτϦʹ͓͍ͨࣄͰϙʔλϏϦςΟ
͝ਗ਼ௌɺ ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ ࣮ͷͱ͔͍ͯ͠ͳ͍ͷͰ ͓ؾܰʹฉ͍͍ͯͩ͘͞