WIP: KSP2

Known Blockers:
 - google/ksp#885
 - https://youtrack.jetbrains.com/issue/KT-59526/Store-annotation-default-values-in-metadata-on-JVM
 - https://youtrack.jetbrains.com/issue/KT-57919/Store-all-annotations-in-Kotlin-metadata-on-JVM

gradle.properties

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

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 kotlin-inject = "0.7.2-SNAPSHOT"
 kotlin = "2.0.0"
-ksp = "2.0.0-1.0.22"
+ksp = "2.0.0-1.0.23"
 kotlinpoet = "1.16.0"
 junit5 = "5.9.3"
 detekt = "1.23.6"
@@ -12,7 +12,7 @@ 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 = "0.4.1" }
+kotlin-compile-testing = { module = "dev.zacsweers.kctfork:ksp", version = "0.5.0" }
 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-atomicfu = { module = "org.jetbrains.kotlinx:atomicfu", version = "0.23.2" }

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

@@ -6,7 +6,7 @@ import com.google.devtools.ksp.processing.SymbolProcessorProvider
 import com.tschuchort.compiletesting.CompilationResult
 import com.tschuchort.compiletesting.KotlinCompilation
 import com.tschuchort.compiletesting.SourceFile
-import com.tschuchort.compiletesting.kspArgs
+import com.tschuchort.compiletesting.kspProcessorOptions
 import com.tschuchort.compiletesting.kspWithCompilation
 import com.tschuchort.compiletesting.symbolProcessorProviders
 import me.tatarka.inject.compiler.Options
@@ -47,7 +47,7 @@ class ProjectCompiler(
                 sources = sourceFiles
                 when (target) {
                     Target.KSP -> {
-                        options?.toMap()?.let { kspArgs.putAll(it) }
+                        options?.toMap()?.let { kspProcessorOptions.putAll(it) }
                         symbolProcessorProviders = mutableListOf<SymbolProcessorProvider>().apply {
                             add(InjectProcessorProvider())
                             addAll(symbolProcessors)
@@ -107,5 +107,6 @@ class TestCompilationResult(private val result: CompilationResult) {
     val success: Boolean
         get() = result.exitCode == KotlinCompilation.ExitCode.OK
 
+    @OptIn(ExperimentalCompilerApi::class)
     fun output(kind: Diagnostic.Kind): String = result.messages.filterByKind(kind)
 }