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Draft.jsによる 統制のとれたテキスト編集の世界 #jsfes
Potato4d(Hanatani Takuma)
May 27, 2017
Programming
1
1.2k
Draft.jsによる 統制のとれたテキスト編集の世界 #jsfes
Potato4d(Hanatani Takuma)
May 27, 2017
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Transcript
Draft.jsʹΑΔ ౷੍ͷͱΕͨςΩετฤूͷੈք 2017/05/27 HANATANI Takuma a.k.a. @potato4d
Biography • Ֆ୩ຏ a.k.a. @potato4d • େࡕग़ˠࠓ͔Β౦ژੜ׆ • 1998/04/13 •
pixiv inc. ΤϯδχΞ • FRONTEND CONFERENCE 2017 ࣮ߦҕһ • ͷΞΠίϯͰࣾϒϩάʹࡌͬͨ • ීஈVue.js͋ͨΓͷք۾ʹ͍·͢
"HFOEB w ͡Ίʹ w %SBGUKTͱDPOUFOU&EJUBCMF w ಛͱબఆ͢ΔϝϦοτʹ͍ͭͯ w ͭΒ͍ w
·ͱΊ
"HFOEB w ͡Ίʹ w %SBGUKTͱDPOUFOU&EJUBCMF w ಛͱબఆ͢ΔϝϦοτʹ͍ͭͯ w ͭΒ͍ w
·ͱΊ
͡Ίʹ
ͳ͢͜ͱɾͳ͞ͳ͍͜ͱ w ࣌ؒ࣌ؒͳͷͰ%SBGUKT͍͢͝ʂͱ͍͏͚ͩ͠·͢ w ͋·Γਂ͍༷ͷɺ࣮ϕʔεͷʹ৮Ε·ͤΜɻ w ໌ͷۀ͕ྑ͘ͳΔࣝʹ৮Ε·ͤΜ
͜Μͳਓʹ͓͢͢Ί w ฤूը໘ͷཁʹରͯ͠UFYUBSFBͰؤுΔ͜ͱʹݶքΛײͨ͡ਓ w 5JOZ.$&ͳͲͷΤσΟλͷঢ়ଶཧ֦ுੑʹෆຬ͕͋Δਓ w ςΩετσʔλ.BSLEPXOҎ֎Θͳ͍ͱ͍͏ڧ͍ҙࢤΛ࣋ͭਓ w 41"ʹ·ͱͳςΩετΤσΟλΛೖΕ͍ͨਓ w
ʮͪΐͬͱ.FEJVNͭͬͯ͘ΑʯͬͯݴΘΕͯࠔͬͯΔਓ
"HFOEB w ͡Ίʹ w %SBGUKTͱDPOUFOU&EJUBCMF w ಛͱબఆ͢ΔϝϦοτʹ͍ͭͯ w ͭΒ͍ w
·ͱΊ
Draft.js
%SBGUKT w ͍ΘΏΔ8:4*8:(Λ؆୯ʹ࡞ΔͨΊͷϥΠϒϥϦ w ͓͓Α͍ͦͭͲ͓Γ'BDFCPPL͕։ൃ͍ͯ͠Δ w ʮDPOUFOU&EJUBCMFʯΛӅṭ͠ɺ౷߹ཧͰ͖ΔΑ͏ʹͨ͠ͷ w ΤσΟλͷঢ়ଶ͕3FBDUίϯϙʔωϯτͱͯ͠ఏڙ͞ΕΔ w
ϓϥάΠϯʹΑΔ֦ுΛલఏͱ͓ͯ͠Γɺඇৗʹ൚༻తͳ*'Λఏڙ IUUQTESBGUKTPSH
%SBGUKT %0.ϕʔεͷςΩετฤूͷநԽϥΠϒϥϦ IUUQTESBGUKTPSH
https://draftjs.org/
contentEditable
None
DPOUFOU&EJUBCMF w )5.-্ͷ͋ΒΏΔཁૉΛฤूՄೳʹ͢Δ)5.-"UUSJCVUF w ࣮ଠݹͷੲ͔ΒͻͬͦΓͱੜ͖͍ͯΔͷ *&ʹ͋Δ w ݱࡏ)5.-ͷଐੑͱͯ͠ਖ਼ࣜʹ༷ೖΓ͍ͯ͠Δ w
)5.-্ͰߴͳςΩετฤूΛ͢Δࡍඞͣग़ͯ͘Δ֓೦ IUUQTEFWFMPQFSNP[JMMBPSHKBEPDT8FC)5.-(MPCBM@BUUSJCVUFTDPOUFOUFEJUBCMF
"HFOEB w ͡Ίʹ w %SBGUKTͱDPOUFOU&EJUBCMF w ಛͱબఆ͢ΔϝϦοτʹ͍ͭͯ w ͭΒ͍ w
·ͱΊ
%SBGUKTͰͰ͖Δ͜ͱ w ͍͍ͩͨͷςΩετฤू w બൣғͷςΩετͷจࣈ০ͷมߋ ৭େ͖͞ॻମ w %%ͨ͠ը૾ΛฤूΤϦΞʹͦͷ··දࣔ w
Α͋͘Δϙοϓϝχϡʔɺ͍ΘΏΔʮΈͨ··Ϟʔυʯͷར༻ w ͦͷଞଟ͘ͷػೳʢϓϥάΠϯґଘʣ w 3FBDUʹΑΔ౷߹తͳঢ়ଶͷཧ w ͦͷଞଟ͘ͷػೳʢϓϥάΠϯґଘʣ
Demo
Draft.jsͷར
%SBGUKTͷར w શͯͷϑΥʔϚοτΛҰFEJUPS4UBUFʹม͢Δ w %SBGUKTɺ*NBHF.BHJDLͷΑ͏ʹɺ༷ʑͳςΩετͷܗࣜΛҰ3FBDUίϯϙʔωϯτ্ͷ 4UBUFͱͯ͠มɺอ࣋͢ΔΈΛ͍࣋ͬͯΔ w ͜ΕʹΑΓ༷ʑͳϑΥʔϚοτͷ૬ޓม͕Մೳ w ۃͳྫͰݴ͏ͱɺ.BSLEPXO͔͠ॻ͖ͨ͘ͳ͍ਓ.%UP)5.-ͷมΛͯ͠ྑ͍
࣮࣭ QBOEPDΈ͍ͨͳ͜ͱͰ͖Δ w ॻࣜҎ֎ʹɺྫ͕͑6OJDPEFͰ͋Δ͖͔UIJOLJOHͰ͋Δ͖͔จ຺ʹґଘ͢Δ w ͦ͏͍ͬͨࠩҟΛؾʹͤͣʹར༻Ͱ͖ΔΠϯλʔϑΣʔεͱϓϥάΠϯ͕ॆ࣮͍ͯ͠Δ w ʮͲ͏͍͏࣮ͷ߹͔ʯͰͳ͘ɺʮͲ͏ॻ͖͍͔ͨʯઢʹͨͭ͜ͱ͕Ͱ͖Δ
%SBGUKTͷར
%SBGUKTͷར w 3FBDUίϯϙʔωϯτͱͯ͠ཧ͞ΕΔ͜ͱʹΑΔ w શͯ3FBDUͷίϯϙʔωϯτͱͯ͠ཧ͞Ε͍ͯ͘ w ΤσΟλपΓͷϥΠϒϥϦಛ༗ͷɺಠࣗΠϕϯτಠࣗϑοΫͱ͍͏༷͔Β։์͞ΕΔ w 3FBDUΛܦ༝ͯ͠%0.ͷυϩʔߦΘΕΔͨΊɺൺֱత੍ޚ͍͢͠ w
41"ͳͲʹಋೖ͢Δࡍʹ3FBDUͰ͋ΕͲ͏ͬͯ՞͢Δ͜ͱ͕ͳ͍ w ݱతͳ։ൃΛ·ͱʹߦ͏ͨΊͷػೳ͕ἧ͍ͬͯΔҎ্ͷͰͳ͍
"HFOEB w ͡Ίʹ w %SBGUKTͱDPOUFOU&EJUBCMF w ಛͱબఆ͢ΔϝϦοτʹ͍ͭͯ w ͭΒ͍ w
·ͱΊ
ͭΒ͍
UNMET PEER DEPENDENCY
ͭΒ͍ w ۃʹ҆ఆ͠ͳ͍ w ٱʑʹґଘؔΛೖΕ͢ͱյΕΔͷৗ൧ࣄ ճҎ্ͬͨؾ͕͢Δ w ϚΠφʔόʔδϣϯ͕Ұ্͕ͭΔ͚ͩͰେମϓϥάΠϯಉ࢜Ͱڝ߹͢Δɺ͘͠ޓੑ͕ ΕΔͷͰಋೖ͍ͯ͠ΔͷΛҰ͍ͭͣͭͬͯ͘ඞཁ͕͋Δ
w ͍ଧͪΛ͔͚ΔΑ͏ʹൃల్্Ώ͑ͷΞϓσͷଟ͞ ͿͬյΕ͢͞ w ༵ϓϩδΣΫτͩͱ͍ͬͯΔ͏ͪʹͭΒ͘ͳͬͯ͘Δ w ґଘؔʹνϧμΛ͍͚ͬͯͳ͍
ͭΒ͍ w ྑ͘ѱ͘3FBDUґଘ w ͍ͭ௨Γ'BDFCPPL͕ѱ͍ w ݸਓతʹ͖ͳ7VFKTͳͲͱΈ߹ΘͤΔͷݫ͍͠ͷͰͦͪΒΛར༻͢Δ߹5JOZ.$&͋ ͨΓͰ͓Λ͔͢͠ͳ͍ w ϑϩϯτΤϯυͷྗਤ͕Β͍͍ͭͯΔ͔Βͦ͜ͳ͔ͳ͔ྲྀߦΒͳ͍
w ྲྀߦΒͳ͍ͷͰւ֎ͷϓϥάΠϯΛؾ߹Ͱൃ۷ͯ͠ݕূ͍ͯ͘͠࡞ۀ w ؾ߹ͰͬͯΔͱґଘ͕ؔͿͬյΕͯͭΒ͍ w ґଘ͕ؔͿͬյΕͯͭΒ͍
"HFOEB w ͡Ίʹ w %SBGUKTͱDPOUFOU&EJUBCMF w ಛͱબఆ͢ΔϝϦοτʹ͍ͭͯ w ͭΒ͍ w
·ͱΊ
·ͱΊ
·ͱΊ w DPOUFOU&EJUBCMF w )5.-ܥ"1*ͷҰͭʢͱ͍͑ଘࡏͰ͍͑ͣͬͱ͋ͬͨʣ w )5.-ཁૉʹରͯ͠తͳհೖɾฤू͕Մೳͳ)5.-BUUSJCVUF w +BWB4DSJQUʹΑΔڧ੍తͳॻ͖͑ͱҧ͍ɺ͋Δఔ4UBOEBSEͳ༷Ͱ͋ΔͨΊɺ݈શͳ ฤू͕Մೳ
w %SBGUKT w جຊతʹDPOUFOU&EJUBCMFΛӅṭ͠ɺ3FBDUͷ*'Λͨͤͨ൚༻ϥΠϒϥϦ w ैདྷܕͷ8:4*8:(ϥΠϒϥϦͱҧ͍ɺଞͷ'8ͳͲͱڝ߹ͮ͠Β͍ͱ͍͏ར͕͋Δ
·ͱΊ w %SBGUKTΛ࠾༻͢Δҙٛ w ͜Ε·Ͱͷڝ߹ϥΠϒϥϦͱൺֱͯ͠ɺ3FBDUίϯϙʔωϯτͰ͋Δ͜ͱ͕༏Ґͱͳ͓ͬͯ Γɺݱతͳ+BWB4DSJQU։ൃͱڝ߹͠ͳ͍༷ͱͳ͍ͬͯΔ w *NBHF.BHJDLΑΖ͘͠ͳ༷Ͱશͯ%SBGUKTϑΥʔϚοτʹҰམͱ͠ࠐΉ߹্ɺ༷ʑͳ ੍༷Λ·͍ͨͰͷςΩετฤू͕Մೳ w
ਖ਼͘͠4UBOEBSEͳ༷Λอͭ͜ͱʹΑΓɺ͘ΘΕ͍͢ϥΠϒϥϦͱͳ͍ͬͯΔ w ͭΒ͞ w ͯͲΒͤͲ҆ఆ͠ͳ͍ϥΠϒϥϦͳͷͰɺ͋Δఔۤ͠Ή֮ޛͰ͏͜ͱ w ͦͷ֮ޛ͑͋͞Εշద͔ͭݎ࿚ͳੈքͰͷςΩετฤू͕Մೳ
Draft.js͍·͠ΐ͏
͓ΘΓʹ
None