Remove KSP1 support

gradle.properties

@@ -2,4 +2,3 @@ org.gradle.parallel=true
 kotlin.mpp.stability.nowarn=true
 kotlin.native.ignoreDisabledTargets=true
 org.gradle.jvmargs=-Xmx4G
-ksp.useKSP2=true

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 kotlin-inject = "0.8.1-SNAPSHOT"
-kotlin = "2.1.20"
-ksp = "2.1.20-2.0.0"
+kotlin = "2.2.20"
+ksp = "2.3.0"
 kotlinpoet = "2.0.0"
 junit5 = "5.9.3"
 jvmTarget = "11"
@@ -13,9 +13,9 @@ detekt-formatting = { module = "io.gitlab.arturbosch.detekt:detekt-formatting",
 ksp = { module = "com.google.devtools.ksp:symbol-processing-api", version.ref = "ksp" }
 kotlin-reflect = { module = "org.jetbrains.kotlin:kotlin-reflect", version.ref = "kotlin" }
 kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
-kotlin-compile-testing = { module = "dev.zacsweers.kctfork:ksp", version = "0.7.0" }
+kotlin-compile-testing = { module = "dev.zacsweers.kctfork:ksp", version = "0.10.1" }
 kotlin-metadata-jvm = { module = "org.jetbrains.kotlin:kotlin-metadata-jvm", version.ref = "kotlin" }
-kotlinx-coroutines = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version = "1.8.0" }
+kotlinx-coroutines = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version = "1.9.0" }
 kotlinx-atomicfu = { module = "org.jetbrains.kotlinx:atomicfu", version = "0.23.2" }
 kotlinx-wasm-browser = "org.jetbrains.kotlinx:kotlinx-browser:0.3"
 jdk-compiler = { module = "io.earcam.wrapped:jdk.compiler", version = "1.8.132" }
@@ -38,4 +38,4 @@ kotlin-test-junit5 = ["junit5-api", "junit5-params", "kotlin-reflect"]
 ksp = { id = "com.google.devtools.ksp", version.ref = "ksp" }
 nexus-publish = { id = "io.github.gradle-nexus.publish-plugin", version = "2.0.0" }
 jmh = { id = "me.champeau.jmh", version = "0.6.6" }
-changelog = { id = "org.jetbrains.changelog", version = "2.2.1" }
+changelog = { id = "org.jetbrains.changelog", version = "2.2.1" }

integration-tests/ksp-companion/gradle.properties

@@ -0,0 +1,2 @@
+# needed until https://github.com/google/ksp/issues/2605 is actually resolved
+kotlin.native.enableKlibsCrossCompilation=false

integration-tests/ksp/gradle.properties

@@ -0,0 +1,2 @@
+# needed until https://github.com/google/ksp/issues/2605 is actually resolved
+kotlin.native.enableKlibsCrossCompilation=false

integration-tests/ksp/src/wasmJsTest/kotlin/me/tatarka/inject/test/runTest.kt

@@ -8,7 +8,7 @@ import kotlinx.coroutines.promise
 /**
  * Workaround to use suspending functions in unit tests
  */
-@OptIn(DelicateCoroutinesApi::class)
+@OptIn(DelicateCoroutinesApi::class, ExperimentalWasmJsInterop::class)
 actual fun runTest(block: suspend (scope: CoroutineScope) -> Unit) {
     GlobalScope.promise { block(this) }
-}
+}

kotlin-inject-compiler/test/src/main/kotlin/me/tatarka/inject/ProjectCompiler.kt

@@ -47,19 +47,14 @@ class ProjectCompiler(
                 workingDir = this@ProjectCompiler.workingDir
                 sources = sourceFiles
 
-                if (target == Target.KSP1) {
-                    languageVersion = "1.9"
-                }
-
                 val ksp: KspTool.() -> Unit = {
                     options?.toMap()?.let { kspProcessorOptions.putAll(it) }
                     symbolProcessorProviders.add(InjectProcessorProvider())
                     symbolProcessorProviders.addAll(symbolProcessors)
                 }
 
                 when (target) {
-                    Target.KSP1 -> configureKsp(useKsp2 = false, ksp)
-                    Target.KSP2 -> configureKsp(useKsp2 = true, ksp)
+                    Target.KSP2 -> configureKsp(ksp)
                 }
                 inheritClassPath = true
                 // work-around for https://github.com/ZacSweers/kotlin-compile-testing/issues/197
@@ -107,7 +102,6 @@ private fun String.matchLine(): DiagnosticSeverity? {
 }
 
 enum class Target {
-    KSP1,
     KSP2
 }
 

kotlin-inject-compiler/test/src/test/kotlin/me/tatarka/inject/test/RoundsTest.kt

@@ -16,7 +16,6 @@ import org.junit.jupiter.params.provider.EnumSource
 import java.io.File
 
 private fun Target.unresolvedReference(reference: String) = when (this) {
-    Target.KSP1 -> "Unresolved reference: $reference"
     Target.KSP2 -> "Unresolved reference '$reference'"
 }