Railsで高速に開発をするために気をつけていること

3BJMTͰߴ଎ʹ։ൃ͢ΔͨΊʹ ؾΛ͚͍ͭͯΔ͜ͱ 5VF 4FQ /BP.JOBNJ !TPVUI

ࣗݾ঺հ

3BJMTͰߴ଎ʹ։ൃ͢ΔͨΊʹ ؾΛ͚͍ͭͯΔ͜ͱ

ߴ଎։ൃͱ͸ʁ

ʮϢʔβʔʹରͯ͠Ձ஋͋ΔମݧΛੜΈग़͢ʯ ػձΛݶΓͳ͘ଟ͘࡞Δ

ʮϢʔβʔʹରͯ͠Ձ஋͋ΔମݧΛੜΈग़͢ʯ ػձΛݶΓͳ͘ଟ͘࡞Δ ʮίʔυॻ͍ͯ13࡞ͬͯϨϏϡʔ͞Εͯ.FSHFσϓϩΠʯ ͷαΠΫϧΛߴ଎ʹճ͢

3BJMTʹடংΛ༩͑Δ :"(/*ͷపఈ (JUIVC'MPXΛߴ଎ʹ ࠓ೔ͷ࿩

3BJMTʹடংΛ༩͑Δ

டংΛ༩͑Δͱ͸ʁ

3BJMTͱடংͭͷΞϓϩʔν ʮґଘʯΛ؅ཧ͢Δʂ ʮ໋໊ʯΛॏࢹ͢Δʂ ʮ%3:ʯΛؤுΔʂ

ʮґଘʯͷ؅ཧ 3BJMTͰ͸'BU.PEFM 'BU$POUSPMMFS 'BU7JFX͕ ͠͹͠͹໰୊ʹͳΔ ʮܹ͍͠ґଘʯ͕࡞ΒΕͯ͠·͏ͷ͕໰୊ʂ

൵͍͠ྫ'BU.PEFMͳ6TFSNPEFM 6TFSʹఆٛͨ͠ɺಛఆͷWJFXͰ͚ͩ࢖ͬͯΔ ʢͱࣗ෼͕ࢥͬͯΔʣϝιου 6TFS͸BTTPDJBUJPOΛ௨ͯ͠ΞϓϦέʔγϣϯ಺Ͱ ޿͘࢖ΘΕ͓ͯΓɺϝιουͷڍಈΛม͑ͨ࣌ͷ Өڹൣғ͕෼͔Βͳ͍

ʮґଘʯͷ؅ཧղܾࡦ ໰୊ҙࣝΛ࣋ͬͯΔਓ΋ଟ͘ɺ׆ൃͳٞ࿦ʂ DG7BMVF 4FSWJDF 'PSN 2VFSZ 7JFX 1PMJDZʜ IUUQCMPHDPEFDMJNBUFDPNCMPHXBZTUPEFDPNQPTFGBUBDUJWFSFDPSENPEFMT ઌਓʹֶͼͭͭɺʮґଘʹཱͪ޲͔͏ʯҙࢥΛ
࣋ͭͱྑ͍ͷͰ͸ʂʂ

ʮ໋໊ʯΛॏࢹ Ϋϥε໊ɺϝιου໊ 7JFXͷ෦඼ͷ࿩

7JFX෦඼ͷେม͞ $44͸HMPCBMTDPQF͔͠ͳ͍ʂ +4΋%0.ͷநग़͸HMPCBMTDPQF $44 +4 )5.-·ͱΊͯʮ෦඼ʯͱͯ͠ѻ͍͍ͨ

7JFX෦඼ͷେม͞ $44͸HMPCBMTDPQF͔͠ͳ͍ʂ +4΋%0.ͷநग़͸HMPCBMTDPQF $44 +4 )5.-·ͱΊͯʮ෦඼ʯͱͯ͠ѻ͍͍ͨ ݱ୅తͳϑϩϯτΤϯυϑϨʔϜϫʔΫ͸
ʮ+4ͷੈքͰશͯ΍ΔʯࣄͰղܾ

7JFX෦඼ͷେม͞ $44͸HMPCBMTDPQF͔͠ͳ͍ʂ +4΋%0.ͷநग़͸HMPCBMTDPQF $44 +4 )5.-·ͱΊͯʮ෦඼ʯͱͯ͠ѻ͍͍ͨ ݱ୅తͳϑϩϯτΤϯυϑϨʔϜϫʔΫ͸
ʮ+4ͷੈքͰશͯ΍ΔʯࣄͰղܾ 4&0ͳͲ4FSWFSͰSFOEFSJOH͍ͨ͠৔߹͸ʁ

ʮ໋໊ʯͰແཧ΍Γղܾ ෦඼͝ͱʹϢχʔΫͳ໊લΛ͚ͭͯɺ ϑΝΠϧ΋ͦͷ୯ҐͰ෼͚ͯ͠·͏

ʮ໋໊ʯͰແཧ΍Γղܾ • app/assets/stylesheets/tools/shared/tool_card.scss • app/views/tools/shared/_tool_card.html.haml • app/assets/javascripts/tools/shared/tool_card.js.coffee ͭͷϑΝΠϧ͕WJFX෦඼Λ࡞Δ

• app/assets/stylesheets/tools/shared/tool_card.scss .tools-shared-tool-card { . . . } • app/views/tools/shared/_tool_card.html.haml
= link_to ~, class: 'tools-shared-tool-card' do . . . • app/assets/javascripts/tools/shared/tool_card.js.coffee class ToolsSharedToolCard @selector = '.tools-shared-tool-card' . . .

ʮ໋໊ʯͰղܾϝϦοτ VOJRVFͳ໊લʢϑΝΠϧγεςϜͱඥ෇͚ʣ DMBTT໊Ͱؔ࿈ϑΝΠϧ͕͙͢ݟ͔ͭΔ ෦඼ͱͯ͠ѻ͍΍͘͢ͳΔ

%3:ͷॏཁੑ ໨ࢦ͍ͨ͠ͷ͸ʮૄ݁߹ͳίʔυʯ %3:ʹͳͬͯͳ͍ίʔυ͸ɺʮ݁߹ੑ͕ߴ͍ʯ

൵͍͠ྫಉ͡ϩδοΫ͕ผͷՕॴʹ ϝιου"ͷҰ෦ͷॲཧͷϩδοΫ͸ϝιου# ͷҰ෦ͷॲཧͱಉ͡ ʮৼΔ෣͍Λม͍͑ͨʯͱࢥͬͯϝιου"Λ ॻ͖׵͕͑ͨɺϝιου#͸ͦͷ··ɻɻɻ

൵͍͠ྫಉ͡ϩδοΫ͕ผͷՕॴʹ ϝιου"ͷҰ෦ͷॲཧͷϩδοΫ͸ϝιου# ͷҰ෦ͷॲཧͱಉ͡ ʮৼΔ෣͍Λม͍͑ͨʯͱࢥͬͯϝιου"Λ ॻ͖׵͕͑ͨɺϝιου#͸ͦͷ··ɻɻɻ ੔߹ੑ͕ແ͍͜ͱʹΑΔόάʂ

%3:ͷॏཁੑղܾࡦ ྫ͑͹ɺʮશ͘ಉ͡΋ͷʯʹ஫໨͢Δʂ w ʮશ͘ಉ͡ʯΛίʔυతʹಉ͡ʹ͢Δ w ʮࣅ͍ͯΔʯ͸ʮશ͘ಉ͡ʯͱʮશ͘ҧ͏ʯ ʹ෼ղͰ͖Δ͜ͱ͕ଟ͍ ʮ%3:Ͱ࣮ݱ͍ͨ͜͠ͱʢ݁߹ੑͷ௿͍ίʔυʣʯ Λҙࣝʂ

:"(/*ͷపఈ :PVBJOUHPOOBOFFEJU lඞཁʹͳΔ·Ͱ࡞Δͳ

:"(/*ͷపఈ w ʮෆཁͳந৅Խʯͱ͔ w ʮ࠷ॳ͔Β࠷దԽͪ͠Ό͏ʯͱ͔ w ʮԿͱͳ͘ඞཁʹͳΓͦ͏ͳ΋ͷʯΛ࡞ͬͪΌ͏ͱ͔

:"(/*ͷపఈ w ʮෆཁͳந৅Խʯͱ͔ w ʮ࠷ॳ͔Β࠷దԽͪ͠Ό͏ʯͱ͔ w ʮԿͱͳ͘ඞཁʹͳΓͦ͏ͳ΋ͷʯΛ࡞ͬͪΌ͏ͱ͔ :"(/*Λࢥ͍ग़ͯ͠άοͱ͜Β͑Δʂ

:"(/*ͷపఈ 4UBSUVQʹෆཁͳ΋ͷΛ࡞Δ༨༟͸ແ͍͸ͣʂ

(JUIVC'MPXΛߴ଎ʹ ʮϨϏϡʔͯ͠NFSHFͯ͠σϓϩΠʯͰαΠΫϧ ͜ͷαΠΫϧΛ͍͔ʹߴ଎ʹճ͔͕͢ॏཁʂʂ

(JUIVC'MPXΛߴ଎ʹͭͷϙΠϯτ มߋ͸ՄೳͳݶΓ෼ׂͯ͠13ʹ ϨϏϡΞʔϑϨϯυϦʔʹ͢ΔҝʹશྗΛग़͢

มߋ͸ՄೳͳݶΓ෼ׂͯ͠13ʹ ґଘͷແ͍มߋಉ࢜͸ɺͲΜͳʹখ͍͞୯ҐͰ ͋ͬͯ΋Ͱ͖Δ͚ͩ13Λ෼͚ͨ΄͏͕ྑ͍

ѱ͍ྫಠཱͨͭ͠ͷมߋ͕ͭͷ13ʹ (PPEಠཱͨͭ͠ͷ13 #BEͭͷ13 " # $ 0, /( /( 0,
0, " # $ TUBSU SFWJFX /( /( 0, SFWJFX $ SFWJFX " # $

ѱ͍ྫಠཱͨͭ͠ͷมߋ͕ͭͷ13ʹ ࣌ؒ ػೳ (PPE ಠཱͨͭ͠ͷ13 #BE ͭͷ13

(JUIVC'MPXΛߴ଎ʹͭͷϙΠϯτ มߋ͸ՄೳͳݶΓ෼ׂͯ͠13ʹ ϨϏϡΞʔϑϨϯυϦʔʹ͢ΔҝʹશྗΛग़͢

ϨϏϡΞʔϑϨϯυϦʔʹ͢Δҝʹશྗ ϨϏϡʔ͕཯଎͢Δέʔε͕ଘࡏ ίʔυͷҙਤ͕ෆ໌ྎɺ࣮ݱ͍ͨ͠࢓༷ͷ ࡉ͔͍෦෼͕Θ͔Βͳ͍ͳͲɻɻɻ EJ⒎͕େ͖͗ͯ͢ಡΉͷ͕ਏͯ͘ޙճ͠ͱ͔

ϨϏϡΞʔϑϨϯυϦʔʹ͢Δҝʹશྗ d෼͔͚ͯͰ΋࠷ॳ͔Βஸೡʹઆ໌ͨ͠ํ͕ %FQMPZʹୡ͢Δ·Ͱ͕ૣ͘ͳΔ͜ͱ͸ଟ͍ʂ มߋཧ༝ɺมߋ఺ͷՕ৚ॻ͖ɺมߋ఺ͷৄࡉઆ໌ɺ εΫγϣɺFUDʜ େ͖ͳมߋͳΒ෼ׂͯ͠ɺখ͍͞୯ҐͰʂ

(JUIVC'MPXΛߴ଎ʹ ࣗ෼ͷ࣌ؒΛ࢖ͬͯͰ΋ɺଞऀʹґଘ͢Δ࣌ؒ Λ࡟ͬͯNFSHF·ͰΛૣ͘͢Δʂʂ

·ͱΊ

·ͱΊ ελʔτΞοϓʹٻΊΒΕΔͷ͸ߴ͍ੜ࢈ੑͰ ͷߴ଎ͳ։ൃ 3BJMTͱ͍͏ڧྗͳπʔϧΛ࢖͍ɺ͞ΒʹҎԼͷ ͭΛҙࣝͯ͠΋ͬͱεϐʔυΞοϓ͠Α͏ 3BJMTʹடংΛ༩͑Δ :"(/*ͷపఈ
(JUIVC'MPXΛߴ଎ʹ

5IBOLTBOEXFBSFIJSJOH IUUQTXXXXBOUFEMZDPNQSPKFDUT

Railsで高速に開発をするために気をつけていること

Railsで高速に開発をするために気をつけていること

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