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build.gradle.ktsͷ༰Λ
ϞδϡʔϧؒͰڞ༗Խ͢Δ
@kafumi
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ࣗݾհ
• ਆా ਸ࢙ (͔Μͩ ͔ͨ;Έ)
• Twitter: @kafumi__
• GitHub: @kafumi
• ࢈ࣗಈंגࣜձࣾ @ தࠇ
• όοΫΤϯυɾiOSɾAndroidΤϯδχΞઈࢍืूத
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ࠓͷ
• ϚϧνϞδϡʔϧϓϩδΣΫτͰ
• GradleεΫϦϓτͷهड़ʹKotlin DSLΛ͍ͬͯΔ߹ʹ
• GradleεΫϦϓτͷ༰ΛϞδϡʔϧؒͰͲ͏ͬͯ
ڞ௨Խ͢Δ͔
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αϯϓϧίʔυ
• https://github.com/kafumi/android-kotlin-gradle-sample
• ํ๏1: Kotlin֦ுؔΛ͏ํ๏
kotlin-extϒϥϯν
• ํ๏2: precompiled script pluginΛ͏ํ๏
precompiled-scriptϒϥϯν
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ఆ͢ΔϓϩδΣΫτ
:app
:featureA :featureB
:data
:model
• τοϓϨϕϧͷΞϓϦϞδϡʔϧ
• ApplicationΫϥεɺDIͷઃఆͳͲΛ͢Δ
• ػೳ͝ͱʹׂ͞ΕͨػೳϞδϡʔϧ
• ͍ΘΏΔPresentationͷΫϥεؚ͕·ΕΔ
• σʔλI/OΛ࣮͢Δ
• ϞδϡʔϧؒͰڞ༗͍ͨ͠σʔλΫϥεΛ
ఆٛ͢Δ
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ఆ͢ΔϓϩδΣΫτ
:app
:featureA :featureB
:data
:model
• τοϓϨϕϧͷΞϓϦϞδϡʔϧ
• ApplicationΫϥεɺDIͷઃఆͳͲΛ͢Δ
• ػೳ͝ͱʹׂ͞ΕͨػೳϞδϡʔϧ
• ͍ΘΏΔPresentationͷΫϥεؚ͕·ΕΔ
• σʔλI/OΛ࣮͢Δ
• ϞδϡʔϧؒͰڞ༗͍ͨ͠σʔλΫϥεΛ
ఆٛ͢Δ
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buildSrcΛ͏
• buildSrc
• ࣗಈతʹίϯύΠϧ͞Εͯɺશ
ϞδϡʔϧͷGradleεΫϦϓτ
ͷґଘઌͱͯ͠ΘΕΔ
• ͭ·ΓɺbuildSrcͰఆٛͨ͠
ͷɺશϞδϡʔϧͷGradle
εΫϦϓτ͔Β͑Δ
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ྫ: DependencyఆٛΛ
ఆͱͯ͠ڞ௨Խ͢Δ
object Versions {
!// …
!// Google libraries
const val appCompat = "1.0.2"
const val constraintLayout = "1.1.3"
const val lifecycle = "2.0.0"
!// 3rd-party libraries
const val timber = "4.7.1"
}
object Deps {
!// …
object AndroidX {
const val appCompat = "androidx.appcompat:appcompat:${Versions.appCompat}"
const val constraintLayout = "androidx.constraintlayout:constraintlayout:$
{Versions.constraintLayout}"
const val lifecycle = "androidx.lifecycle:lifecycle-extensions:${Versions.lifecycle}"
}
!// …
}
buildSrc/src/main/kotlin/Dependencies.kt
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ྫ: DependencyఆٛΛ
ఆͱͯ͠ڞ௨Խ͢Δ
dependencies {
implementation(project(":featureA"))
!// Kotlin
implementation(Deps.Kotlin.stdlibJdk)
!// Debug utilities
implementation(Deps.Debug.timber)
}
app/build.gradle.kts featureA/build.gradle.kts
dependencies {
implementation(project(":data"))
implementation(project(":model"))
!// Kotlin
implementation(Deps.Kotlin.stdlibJdk)
!// AndroidX
implementation(Deps.AndroidX.appCompat)
implementation(Deps.AndroidX.constraintLayout)
implementation(Deps.AndroidX.lifecycle)
!// Debug utilities
implementation(Deps.Debug.timber)
}
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No content
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ͬͱڞ௨Խ͍ͨ͠
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buildSrcΛͬͱ͏
• ํ๏1: ڞ༗෦ΛbuildSrcʹ֦ுؔͱͯ͠ఆٛ͢Δ
• ํ๏2: ڞ༗෦ΛPrecompiled script pluginͱͯ͠ఆٛ͢
Δ
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ํ๏1: ֦ுؔ
https://inside.pixiv.blog/makun/6409
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ํ๏1: ֦ுؔ
fun KotlinBuildScript.applyAndroidLibrary() {
androidLibrary {
compileSdkVersion(Versions.compileSdk)
buildToolsVersion(Versions.buildTools)
defaultConfig {
minSdkVersion(Versions.minSdk)
targetSdkVersion(Versions.targetSdk)
}
compileOptions {
sourceCompatibility = JavaVersion.VERSION_1_8
targetCompatibility = JavaVersion.VERSION_1_8
}
buildTypes {
getByName("release") {
isMinifyEnabled = false
consumerProguardFile(file("proguard-rules.pro"))
}
}
libraryVariants.all {
generateBuildConfigProvider!?.configure {
isEnabled = false
}
}
}
buildSrc/src/main/kotlin/AndroidConfigurations.kt
GradleεΫϦϓτ
KotlinBuildScriptΫϥεͷϝ
ιουͱ࣮ͯ͠ߦ͞Ε͍ͯΔ
ͷͰɺಉΫϥεͷ֦ுؔͱ
ͯ͠ڞ༗෦Λఆٛ
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ํ๏1: ֦ுؔ
fun KotlinBuildScript.applyAndroidLibrary() {
androidLibrary {
compileSdkVersion(Versions.compileSdk)
buildToolsVersion(Versions.buildTools)
defaultConfig {
minSdkVersion(Versions.minSdk)
targetSdkVersion(Versions.targetSdk)
}
compileOptions {
…
buildSrc/src/main/kotlin/AndroidConfigurations.kt
ϓϥάΠϯ͕ఏڙ͢ΔΫϥε
ͷΞΫηα͕ࣗಈੜ͞Ε
ͳ͍ͷͰɺࣗͰఆٛ͢Δඞ
ཁ͕͋Δ
internal fun Project.android(configure: BaseAppModuleExtension.() !-> Unit): Unit =
(this as ExtensionAware).extensions.configure("android", configure)
internal fun Project.androidLibrary(configure: LibraryExtension.() !-> Unit): Unit =
(this as ExtensionAware).extensions.configure("android", configure)
internal fun Project.kotlin(configure: KotlinProjectExtension.() !-> Unit): Unit =
(this as ExtensionAware).extensions.configure("kotlin", configure)
buildSrc/src/main/kotlin/Accessors.kt
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ڞ༗෦Λ applyAndroidLibrary() ݺͼग़͠ʹஔ͖͑ΒΕΔ
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͕ࠩ͋Δͱ͜Ζ͚ͩɺ֤ϞδϡʔϧͷεΫϦϓτʹॻ͚Α͘ͳΔ
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͕ࠩ͋Δͱ͜Ζ͚ͩɺ֤ϞδϡʔϧͷεΫϦϓτʹॻ͚Α͘ͳΔ
plugins෦
ڞ༗ԽͰ͖ͳ͍͔
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ํ๏2: Precompiled script plugin
• buildSrcͷ *.gradle.kts ֦ுࢠͷϑΝΠϧɺϓϥάΠ
ϯͱͯ͠ίϯύΠϧ͞ΕΔ
• ௨ৗͷ build.gradle.kts ͱಉ͡ه๏͕͑Δ
• plugins (ଞͷϓϥάΠϯͷ apply) ఆٛͰ͖Δ
• Gradle 5.3͔Β (͖ͬͨ͞͠Α͏ͳ) ΞΫηα͕ࣗಈੜ
͞ΕΔΑ͏ʹͳͬͨʂ
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ํ๏2: Precompiled script plugin
import org.gradle.api.JavaVersion
plugins {
id("com.android.library")
id("kotlin-android")
}
android {
compileSdkVersion(Versions.compileSdk)
buildToolsVersion(Versions.buildTools)
defaultConfig {
minSdkVersion(Versions.minSdk)
targetSdkVersion(Versions.targetSdk)
}
compileOptions {
sourceCompatibility = JavaVersion.VERSION_1_8
targetCompatibility = JavaVersion.VERSION_1_8
}
buildTypes {
getByName("release") {
isMinifyEnabled = false
consumerProguardFile(file("proguard-rules.pro"))
}
}
↗ ʹଓ͘
↙ ͔Βଓ͘
libraryVariants.all {
generateBuildConfigProvider!?.configure {
isEnabled = false
}
}
}
kotlin {
sourceSets.all {
languageSettings.progressiveMode = true
}
}
buildSrc/src/main/kotlin/
android-library.gradle.kts
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ڞ༗෦Λ `android-library` ϓϥάΠϯͷ apply ʹஔ͖͑ΒΕΔ
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·ͱΊ
• ϞδϡʔϧؒͰbuild.gradle.ktsͷ༰Λڞ௨Խ͢Δʹओ
ʹ2ͭͷํ๏͕͋Δ
• ํ๏1: ڞ༗෦ΛbuildSrcʹ֦ுؔͱͯ͠ఆٛ͢Δ
• ํ๏2: ڞ༗෦ΛPrecompiled script pluginͱͯ͠ఆٛ
͢Δ
• Gradle 5.3Ҏ߱Ͱ͋Εɺํ๏2ͷ΄͏͕Αͦ͞͏