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
ChangeLogを読もう(1.2.70編)
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
scache
September 20, 2018
Programming
390
1
Share
ChangeLogを読もう(1.2.70編)
KotlinのChangeLogで面白そうなものをピックアップしました
scache
September 20, 2018
More Decks by scache
See All by scache
ExoPlayerのトラック選択と再生中の解像度制限
sckm
0
200
Hyperion Item Nameplate
sckm
0
150
[紹介]Writing Your First Kotlin Compiler Plugin by Kevin Most
sckm
0
370
3分でわかるSequence
sckm
1
730
Property + Getter
sckm
0
1.5k
略解reified
sckm
0
140
KDoc
sckm
1
900
Other Decks in Programming
See All in Programming
実践CRDT
tamadeveloper
0
340
forteeの改修から振り返るPHPerKaigi 2026
muno92
PRO
3
240
Coding at the Speed of Thought: The New Era of Symfony Docker
dunglas
0
4.7k
PHPで TLSのプロトコルを実装してみるをもう一度しゃべりたい
higaki_program
0
180
LM Linkで(非力な!)ノートPCでローカルLLM
seosoft
0
410
Don't Prompt Harder, Structure Better
kitasuke
0
410
テレメトリーシグナルが導くパフォーマンス最適化 / Performance Optimization Driven by Telemetry Signals
seike460
PRO
2
220
PHP 7.4でもOpenTelemetryゼロコード計装がしたい! / PHPerKaigi 2026
arthur1
1
530
今こそ押さえておきたい アマゾンウェブサービス(AWS)の データベースの基礎 おもクラ #6版
satoshi256kbyte
1
230
Radical Imagining - LIFT 2025-2027 Policy Agenda
lift1998
0
250
メッセージングを利用して時間的結合を分離しよう #phperkaigi
kajitack
3
560
AWS re:Invent 2025の少し振り返り + DevOps AgentとBacklogを連携させてみた
satoshi256kbyte
2
150
Featured
See All Featured
Imperfection Machines: The Place of Print at Facebook
scottboms
270
14k
What the history of the web can teach us about the future of AI
inesmontani
PRO
1
510
Chasing Engaging Ingredients in Design
codingconduct
0
160
Test your architecture with Archunit
thirion
1
2.2k
Mind Mapping
helmedeiros
PRO
1
150
Conquering PDFs: document understanding beyond plain text
inesmontani
PRO
4
2.6k
Build your cross-platform service in a week with App Engine
jlugia
234
18k
Six Lessons from altMBA
skipperchong
29
4.2k
Gemini Prompt Engineering: Practical Techniques for Tangible AI Outcomes
mfonobong
2
350
Fashionably flexible responsive web design (full day workshop)
malarkey
408
66k
GraphQLとの向き合い方2022年版
quramy
50
14k
Building AI with AI
inesmontani
PRO
1
870
Transcript
ChangeLogΛಡ͏(1.2.70ฤ) KotlinѪձ vol4 scache @scal_ch AbemaTV, Inc.
Kotlinͷมߋ Έ͍ͯ·͔͢ʁ
Kotlin Blog https://blog.jetbrains.com/kotlin/
None
ChangeLog.md ❖ KotlinϨϙδτϦ(Github) → ChangeLog.md ❖ https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md#1270
❖ Compiler ❖ IDE ❖ Inspections and Intentions ❖ KDoc
❖ Libraries ❖ Reflection ❖ Tools ❖ Kapt ❖ Gradle ❖ JavaScript
Compiler: KT-22201 ❖ Generate nullability annotations for data class toString
and equals methods. https://youtrack.jetbrains.com/issue/KT-22201
Compiler: KT-22201 ❖ Generate nullability annotations for data class toString
and equals methods. data class MyDataClass( val a: Int = 1 ) https://youtrack.jetbrains.com/issue/KT-22201
Compiler: KT-22201 ❖ Generate nullability annotations for data class toString
and equals methods. data class MyDataClass( val a: Int = 1 ) public String toString() { return "MyDataClass(a=" + this.a + ")"; } public boolean equals(Object var1) { ... } } ❖ v1.2.60 https://youtrack.jetbrains.com/issue/KT-22201
Compiler: KT-22201 ❖ Generate nullability annotations for data class toString
and equals methods. data class MyDataClass( val a: Int = 1 ) @NotNull public String toString() { return "MyDataClass(a=" + this.a + ")"; } public boolean equals(@Nullable Object var1) { ... } } ❖ v1.2.70 https://youtrack.jetbrains.com/issue/KT-22201
Compiler: KT-20772 ❖ Incorrect smart cast on enum members https://youtrack.jetbrains.com/issue/KT-20772
Compiler: KT-20772 ❖ Incorrect smart cast on enum members enum
class Message(val text: String?) { HELLO("hello"), WORLD("world"), NOTHING(null) } https://youtrack.jetbrains.com/issue/KT-20772
Compiler: KT-20772 ❖ Incorrect smart cast on enum members enum
class Message(val text: String?) { HELLO("hello"), WORLD("world"), NOTHING(null) } fun printMessages() { val helloText: String = Message.HELLO.text!! val nothingText: String = Message.NOTHING.text println(helloText) println(nothingText) } https://youtrack.jetbrains.com/issue/KT-20772
Compiler: KT-20772 ❖ Incorrect smart cast on enum members enum
class Message(val text: String?) { HELLO("hello"), WORLD("world"), NOTHING(null) } fun printMessages() { val helloText: String = Message.HELLO.text!! val nothingText: String = Message.NOTHING.text println(helloText) // hello println(nothingText) // null } https://youtrack.jetbrains.com/issue/KT-20772
Compiler: KT-20772 ❖ Incorrect smart cast on enum members enum
class Message(val text: String?) { HELLO("hello"), WORLD("world"), NOTHING(null) } fun printMessages() { val helloText: String = Message.HELLO.text!! val nothingText: String = Message.NOTHING.text println(helloText) // hello println(nothingText) // null } https://youtrack.jetbrains.com/issue/KT-20772
IDE: KT-25356 ❖ Update Gradle Kotlin-DSL icon according to new
IDEA 2018.2 icons style https://youtrack.jetbrains.com/issue/KT-25356
IDE: KT-25356 ❖ Update Gradle Kotlin-DSL icon according to new
IDEA 2018.2 icons style https://youtrack.jetbrains.com/issue/KT-25356
IDE: KT-25356 ❖ Update Gradle Kotlin-DSL icon according to new
IDEA 2018.2 icons style https://youtrack.jetbrains.com/issue/KT-25356
IDE: KT-13854 ❖ Need intention actions: to convert property with
getter to initializer https://youtrack.jetbrains.com/issue/KT-13854
IDE: KT-13854 ❖ Need intention actions: to convert property with
getter to initializer https://youtrack.jetbrains.com/issue/KT-13854
IDE: KT-13854 ❖ Need intention actions: to convert property with
getter to initializer https://youtrack.jetbrains.com/issue/KT-13854
IDE: KT-22823 ❖ Text pasted into package is parsed as
Kotlin before Java https://youtrack.jetbrains.com/issue/KT-22823
·ͱΊ ❖ ࡉ͔͍มߋΛݟΕΔ ❖ ໘ന͍όάΛΔ͜ͱ͕Ͱ͖Δ ❖ IDEͷศརͳػೳΛൃݟͰ͖Δ
Have a nice Kotlin!