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iOS の Reactive 系ライブラリ
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Motoi Washida
February 25, 2016
Programming
960
1
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iOS の Reactive 系ライブラリ
Rx Ja Night 2016 #1 (
http://connpass.com/event/25532/
) の LT
Motoi Washida
February 25, 2016
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Transcript
iOS ͷ Reactive ܥϥΠϒϥϦ ా ج @wm3 2015/2/25 Rx Ja
Night 2016 #1 LT
͍͖ͳΓͰ͕͢
JVM ܥݴޠͷ ͠·ͤΜ
શ෦ Swift ͷ
ͱ͍͏ͷ
ઌि༵͘Β͍ ʮ3Yؔͷษڧ͔͋ΔΒ͍͠ʯ ʮ໘നͦ͏ɻࢀՃ͍ͨ͠ʂʯ ʮ$POOQBTTΛݟͯΈΔͱʜʯ
ࢀՃͷԠืঢ়گ
70ਓͪ!? (࣌)
LT ͳΜ͔ ۭ͍͍ͯͨ
͡Ό͋ൺֱରͱͯ͠ iOS Λޠ͓͚͍͍͔ͬͯ!
☺
͍͍Ͱ͔͢?
None
Ͱ
܅
୭
ࣗݾհ !XN UXJUUFSଞ اۀ͚ͷ4/4ఏڙاۀۈ ϝοηʔδΞϓϦ࡞ͬͯͨ ॳΊʙ "OESPJEJ04όοΫΤϯυ +BWB
Λ୲ ཁશ෦ ࣄͰͷ ΞϓϦ։ൃॳΊͯ
ΞϓϦ։ൃମ੍ "OESPJEJ04ͷઃܭۃྗڞ௨ Խ ڞ௨ԽͷҰͱͯ͠3YΛ༻ ओʹ௨৴෦ ͪͳΈʹαʔόʔ3Y༻
Android ͱͷҧ͍ͱ͍͏؍Ͱ Swift Ͱͷ Rx पΓͷڥͷ
Swift ͷ Reactive ܥ ϥΠϒϥϦ
ϥΠϒϥϦ 3Y4XJGUʜ3YͷҠ২ 3FBDUJWF$PDPB 3"$ όΠϯσΟϯάܥϥΠϒϥϦ৭ʑ ˞ৄ͘͠ͳ͍ͷͰޠΓ·ͤΜ
RxSwift
3Y4XJGU 3Yͷ4XJGUҠ২൛ (JU)VCͷ3FBDUJWF9ཧԼ 3Y+BWBͱͱ͍ͯۙ"1*
3Y+BWB ຖඵ 1, 2, 3, ... ͱग़ྗ
3Y4XJGU ຖඵ 1, 2, 3, ... ͱग़ྗ
͍͍ͩͨಉ͡!
3Y4XJGU3Y+BWBͷڞ௨ ΦϖϨʔλʔ NBQ UISPUUMF PCTFSWF0O 4VCKFDU 1VCMJTI4VCKFDU
ҧ͍͋Δ
1. Variable
ྫ7BSJBCMF
7BSJBCMF #FIBWJPS4VCKFDUΈ͍ͨͳͷ ه๏͕ࣗવ $PNQMFUFE&SSPSΛฦ͞ͳ͍
2. Protocol Extension
Observable ʹ ͖ͳϝιουΛՃՄೳ
(Swift ࣗମͷػೳ͚ͩͲ)
ྫ'J[[#V[[ԋࢉࢠ
None
ྫ0QUJPOBM֎͠ ४උ
ྫ0QUJPOBM֎͠ ఆٛ
ྫ0QUJPOBM֎͠ ݺͼग़͠ nil ͕ subscribe ʹ͞Εͳ͍
ྫ0QUJPOBM֎͠ Τϥʔ
ศར
ෆศ ͳͱ͜Ζ
Swift
GC ͕ͳ͍
None
॥ࢀর NG
♻
ରࡦ
ʮશ෦ Dispose ͢Ε͍͍ ͡Όͳ͍ʯ
%JTQPTF#BH ղ์࣌ʹҰؾʹVOTVCTDSJCF͢ ΔͨΊͷόοά
None
໘ͳ͚ͩͱݴ͑ ͦͷ௨Γ
ReactiveCocoa
࣌ؒͳ͍ ൃද࣌ؒతʹ४උ࣌ؒతʹ…
ऴΘΓͰ͢