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IKUSEI on Rails
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Masayoshi Tokumoto
July 14, 2018
Programming
2
1.9k
IKUSEI on Rails
Rails Developers Meetup 2018 Day 3 Extremeに登壇した時の発表資料です。
Masayoshi Tokumoto
July 14, 2018
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Transcript
*,64&*PO3BJMT ΤϯδχΞҭɾ৽ਓڭҭ !,PUB4BLVSBXJ 1SFTFOUFECZ!.BTBI a;ͨΓͰొஃ͢ΔΑʂ
*,64&*PO3BJMT
*,64&*PO3BJMT ࣗݾհɹಙݩকٛ !.BTBI ΈΜͳͷΣσΟϯά αʔόαΠυΤϯδχΞ ·͞ ೖࣾ ԭೄ3VCZձٞొஃ
͓ञ͖
*,64&*PO3BJMT ԭೄ3VCZձٞʹͯ
*,64&*PO3BJMT ϝϯλʔᓎҪେ !,PUB4BLVSBXJ ΈΜͳͷΣσΟϯά αʔόαΠυΤϯδχΞ ཱྀ͕͖ ೖࣾ ϝϯλʔᓎҪେ
*,64&*PO3BJMT ࠓճ͍͑ͨ͜ͱ ΈΜͳͷΣσΟϯά ͷҭ͍͢͝Α
*,64&*PO3BJMT "HFOEB *,64&*PO3BJMTͱ ݚमΛΔҙٛ ձࣾઆ໌ ֶΜͩ͜ͱɺڭ͑ͨ͜ͱ ύΠϩοτϓϩδΣΫτ
*,64&*PO3BJMT ࠓճͷλΠτϧ͞ɺ ʮ*,64&*PO3BJMTΑ͘Ͷʁʯ ʊਓਓਓਓਓਓਓਓਓਓਓਓਓਓਓਓʊ ʼ*,64&*PO3BJMTͱɹʻ ʉ:?:?:?:?:?:?:?:?:?:?:?:?:ʉ ҭͷͨΊͷϨʔϧ
*,64&*PO3BJMT ΏΔΓձࣾઆ໌ l݁ࠗࣜΛ;͢z ҰݴͰද͢ͳΒ ࣜޱίϛαΠτ ݁ࠗࣜͬͯεςΩͩΑʂ ͲΜͳܗͰ݁ࠗࣜͩΑʂ
ݚमΛΔҙٛ
*,64&*PO3BJMT ݚमΛΔҙٛ w ֶͿํ๏ೋͭ͋Δ w ڭ͑ΒΕֶͯͿ w ൃݟֶͯ͠Ϳ
ฐࣾͷݚमͷతࣗΒ՝Λൃݟֶͯ͠Δ ΤϯδχΞʹͳΕΔΑ͏ʹҭ͢Δ͜ͱ
*,64&*PO3BJMT ฐࣾͷҭͷΞϓϩʔν
*,64&*PO3BJMT ଔҭνϟʔτ
*,64&*PO3BJMT ଔҭνϟʔτ
*,64&*PO3BJMT ଔͱଔͷҭͷҧ͍ ݚमͷ͞ɾ ύΠϩοτϓϩδΣΫτ ϨϏϡϫʔͷਓ ҭ͕࠷దԽ
*,64&*PO3BJMT ύΠϩοτϓϩδΣΫτͱ w ϓϩμΫτΦʔφʔ͔Β༩͑ΒΕ༷ͨΛ ͱʹΞϓϦέʔγϣϯΛ։ൃ͢Δ w ظ࣮࣭ؒؒ
*,64&*PO3BJMT ύΠϩοτϓϩδΣΫτͰͬͨ͜ͱ w ΦϒδΣΫτࢦઃܭΛʮΑΓਖ਼͘͠ʯߦ͏ w ςετͪΖΜॻ͘ w εΫϥϜ։ൃʢϓϩμΫτΦʔφʔɾεΫϥϜϚε
λʔɾΤϯδχΞʣ w ,15๏Λͬͨ;Γ͔͑Γ w (JU)VC'MPXʹ͔ͬΔ
ֶΜͩ͜ͱ
*,64&*PO3BJMT ύΠϩοτϓϩδΣΫτ͔ΒֶΜͩ͜ͱ ͔ࣗΒಇ͖͔͚ͯϓϩδΣΫτΛಈ͔͢ ͕ࣗ׳Ε͍ͯͳ͍࣮Λ͢Δ࣌ʹௐࠪͷ ࣌ؒΛͪΌΜͱऔΔ
Λߟ͑Δ ΦϒδΣΫτຊདྷͷৼΔ͍Λߟ͑Δ
*,64&*PO3BJMT ͕ࣗϓϩδΣΫτΛಈ͔͢ wઃܭܭըͷ࣌Ͱఆ͍ͯ͠ͳ͔ͬͨ͜ ͱʢେͷ߹ʣى͖Δ wೲظ͕ۙͮ͘ʹͭΕͯ༏ઌॱҐΛ͚ͭͯΦʔ φʔͱަব͢ΔΑ͏ʹͳΔ FHελΠϧͷڽΓ۩߹ػೳͷੑೳ
*,64&*PO3BJMT ௐࠪͷ࣌ؒΛͪΌΜͱऔΔ w(PPHMF0NOJ"VUIΛͬͯ(PPHMFΞΧϯ τͷೝূػೳΛॳΊ࣮ͯ͢Δ wίʔϧόοΫҰछྨͳͷʹɺϩάΠϯͱαΠ ϯΞοϓΛผͷͷͱ࣮ͯ͠͠Α͏ͱͯ͠Ͳ ͏࣮͢Εྑ͍ͷ͔Θ͔ΒͣϋϚͬͯ͠·͏ wطଘͷαʔϏεΛෳௐ͔ͯΒ࣮ʹऔΓ
ֻ͔Εྑ͔ͬͨ
࣮͜Εɺ τϥοϓʢཁૉʣ
*,64&*PO3BJMT ϓϩμΫτΦʔφʔͷτϥοϓ ϓϩμΫτΦʔφʔ͕ɺ༷Λઆ໌͢Δ࣌ʹΘ ͟ͱΞΧϯτ࡞ͷϢʔβʔετʔϦʔ͚ͩ Λॻ͍͍ͯͨ
*,64&*PO3BJMT ϓϩμΫτΦʔφʔͷτϥοϓ ϢʔβʔϩάΠϯʹؔ͢Δ ϢʔβʔετʔϦʔΕͯΔͳɾɾɾ Ճ͓ͯ͜͠͏ Ұिલͷ·͞ ˠαΠϯΞοϓͱϩάΠϯΛผͷετʔϦʔͱͯ͠ଊ͑Δ
*,64&*PO3BJMT ϓϩμΫτΦʔφʔͷτϥοϓ ͳΜ͔͏·͘Ͱ͖ͳ͍ Ұिޙͷ·͞
*,64&*PO3BJMT ϓϩμΫτΦʔφʔͷτϥοϓ ࡢαΠϯΞοϓ࡞͚ͬͨͲɺ ͜ΕϩάΠϯͱͲ͏͚Δͷʁ Ұिޙͷ·͞
*,64&*PO3BJMT ௐࠪͷ࣌ؒΛͪΌΜͱऔΔ ·Μ·ͱϋϚͬͨͷΛͬͨ࣌ͷΦʔφʔͷإ ˞ฐࣾͷ౷ׅϓϩσϡʔαʔͰ͢
*,64&*PO3BJMT Λߟ͑Δ w ͜ΕϞσϧ͕Δʢ͍ͬͯΔʣ͖͜ͱ͔ʁίϯτ ϩʔϥʔ͕Δʢ͍ͬͯΔʣ͖͜ͱ͔ʁΛߟ͑Δ w σβΠϯύλʔϯΛ׆༻͢Δ w
ϑΥʔϜΦϒδΣΫτ w σίϨʔλʔύλʔϯ w ΧελϜόϦσʔγϣϯ w ΫΤϦΦϒδΣΫτ
*,64&*PO3BJMT ΦϒδΣΫτͷৼΔ͍ʹ͢Δ ʮͲ͏ར༻͞ΕΔ͔ʯͰͳ͘ ʮͲͷΑ͏ͳৼΔ͍Λ͢Δͷ͔ʯʹண͢Δ
*,64&*PO3BJMT ΦϒδΣΫτͷৼΔ͍ʹ͢Δ BQQDPOUSPMMFSTFWFOUT@DPOUSPMMFSSC
*,64&*PO3BJMT ΦϒδΣΫτͷৼΔ͍ʹ͢Δ BQQNPEFMTFWFOU@GPSNSC ϝϞԽ͍ͯ͠ͳ͍
*,64&*PO3BJMT ΦϒδΣΫτͷৼΔ͍ʹ͢Δ
৽ଔଆͷ;Γ͔͑Γ
*,64&*PO3BJMT ৽ଔଆͷ;Γ͔͑Γ w ຊ֨తͳϓϩδΣΫτ։ൃΛҰ௨ΓମݧͰ͖ͨ w ઃܭ࣮ํʹ͓͚ΔࣦഊΛ௨͕ͯࣗ͠·ͩग़དྷͳ͍ ͜ͱ͕Θ͔ͬͨ w
ઌഐͨͪͱϓϧϦΫΤετ্ͰٞΛ͢Δ͜ͱେࣄ w ࣗͷཧղΛ֬ೝͰ͖Δ w ͍ٞͷޙͷֶͼΕͳ͍
*,64&*PO3BJMT ϝϯλʔͱͯ͠ ͑Λ͙͢ʹग़͞ͳ͍ϨϏϡʔ Α͍ͱ͜Ζɺ͔ͬ͠Γzྑ͍zͱݴ͏ ૬खʹΘΔϓϧϦΫΤετͱ ৴པؔΛங͘ ࣗͷཧղෆेʹؾͮ͘
*,64&*PO3BJMT ͜͏ͳΔ ৴པ͕ؔߏஙͰ͖ͨਤ
࣍ͷ*,64&*ʹ͚ͯ
*,64&*PO3BJMT ࣍ͷ*,64&*ʹ͚ͯ wఆظతͳPO wૣ͍Ϩεϙϯε wࣗͰߟ͑ͤ͞ΔΑ͏ͳϨϏϡʔ wߴ͍ٕज़ྗ
ΈΜͳͷΣσΟϯά ͷҭ͍͢͝Α aΈΜͳͬͯΔΑʂ
͓͠·͍