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Update Kotlin to 2.1.0 and migrate to Compose Compiler plugin #6558

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Update Kotlin to 2.1.0 and migrate to Compose Compiler plugin #6558

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5d32749
Initial plan
Copilot Nov 15, 2025
b7d0b4c
Update Kotlin to 2.1.0 and configure Compose compiler plugin
Copilot Nov 15, 2025
91a3f69
Restore AGP to 8.13.0 as it's compatible with Gradle 8.13
Copilot Nov 15, 2025
7e3503b
Fix KAPT compatibility with Kotlin 2.1.0 by enabling K2 mode
Copilot Nov 15, 2025
d62b23d
Update Room to 2.7.0 for Kotlin 2.1.0 compatibility
Copilot Nov 15, 2025
862d898
Add compose-compiler plugin to top-level build.gradle.kts
Copilot Nov 29, 2025
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4 changes: 1 addition & 3 deletions app/build.gradle.kts
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ plugins {
alias(libs.plugins.jetbrains.kotlin.android)
alias(libs.plugins.kotlin.kapt)
alias(libs.plugins.kotlin.parcelize)
alias(libs.plugins.compose.compiler)
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@psh psh Nov 28, 2025 •
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Google's own migration doc says to also add a line to the top-level gradle file (in addition to the app folder one) -

    alias(libs.plugins.compose.compiler) apply false

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@RitikaPahwa4444 RitikaPahwa4444 Nov 29, 2025

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Thank you @psh for checking this, I didn't get a chance to review this further. @copilot could you check the above suggestion?

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Copilot AI Nov 29, 2025

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Fixed in commit 862d898. Added alias(libs.plugins.compose.compiler) apply false to the top-level build.gradle.kts file as per Google's Compose migration documentation.

}

apply(from = "$rootDir/jacoco.gradle")
Expand Down Expand Up @@ -182,9 +183,6 @@ android {
compose = true
}
buildToolsVersion = buildToolsVersion
composeOptions {
kotlinCompilerExtensionVersion = "1.5.8"
}
packaging {
jniLibs {
excludes += listOf("META-INF/androidx.*")
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1 change: 1 addition & 0 deletions build.gradle.kts
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Expand Up @@ -2,6 +2,7 @@
plugins {
alias(libs.plugins.android.application) apply false
alias(libs.plugins.jetbrains.kotlin.android) apply false
alias(libs.plugins.compose.compiler) apply false
alias(libs.plugins.github.triplet.play) apply false
alias(libs.plugins.getkeepsafe.dexcount)
}
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3 changes: 3 additions & 0 deletions gradle.properties
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Expand Up @@ -24,3 +24,6 @@ android.enableJetifier=true
android.jetifier.ignorelist=bcprov-jdk15on
android.nonTransitiveRClass=false
android.nonFinalResIds=false

# Enable K2 mode for KAPT (required for Kotlin 2.0+)
kapt.use.k2=true
5 changes: 3 additions & 2 deletions gradle/libs.versions.toml
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Expand Up @@ -33,7 +33,7 @@ glide = "4.12.0"
gson = "2.8.5"
junit = "4.13.2"
junitJupiter = "5.10.0"
kotlin = "1.9.22"
kotlin = "2.1.0"
kotlinStdlib = "1.8.0"
coroutines = "1.7.3"
leakcanary = "2.10"
Expand All @@ -58,7 +58,7 @@ recyclerview = "1.2.0-alpha02"
recyclerviewFastscroll = "2.0.1"
retrofit = "2.8.1"
robolectric = "4.14.1"
room = "2.6.1"
room = "2.7.0"
rules = "1.5.0"
runner = "1.5.2"
rxandroid = "2.1.0"
Expand Down Expand Up @@ -208,5 +208,6 @@ android-application = { id = "com.android.application", version.ref = "agp" }
jetbrains-kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
kotlin-kapt = { id = "org.jetbrains.kotlin.kapt" }
kotlin-parcelize = { id = "org.jetbrains.kotlin.plugin.parcelize" }
compose-compiler = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
github-triplet-play = { id = "com.github.triplet.play", version.ref = "githubTripletPlay" }
getkeepsafe-dexcount = { id = "com.getkeepsafe.dexcount", version.ref = "dexcount" }