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import com.google.devtools.ksp.getClassDeclarationByName
import com.google.devtools.ksp.processing.*
import com.google.devtools.ksp.symbol.*
import com.google.devtools.ksp.validate
import com.google.devtools.ksp.visitor.KSDefaultVisitor
import java.io.OutputStreamWriter
class Validator : SymbolProcessor {
lateinit var codeGenerator: CodeGenerator
lateinit var logger: KSPLogger
var processed = false
fun init(
options: Map<String, String>,
kotlinVersion: KotlinVersion,
codeGenerator: CodeGenerator,
logger: KSPLogger,
) {
this.codeGenerator = codeGenerator
this.logger = logger
}
override fun process(resolver: Resolver): List<KSAnnotated> {
if (processed) {
return emptyList()
}
val validator = object : KSDefaultVisitor<OutputStreamWriter, Unit>() {
override fun defaultHandler(node: KSNode, data: OutputStreamWriter) = Unit
override fun visitDeclaration(declaration: KSDeclaration, data: OutputStreamWriter) {
data.write(declaration.qualifiedName?.asString() ?: declaration.simpleName.asString())
declaration.validate()
}
}
// for each file, create an output from it and everything reachable from it.
val files = resolver.getAllFiles()
files.forEach { file ->
logger.warn("${file.packageName.asString()}/${file.fileName}")
val output = OutputStreamWriter(
codeGenerator.createNewFile(
Dependencies(false, file),
file.packageName.asString(),
file.fileName,
"log"
)
)
file.declarations.forEach {
it.accept(validator, output)
}
output.close()
}
// create an output from k3 + l4
val k3 = resolver.getClassDeclarationByName("p1.K3")!!
val l4 = resolver.getClassDeclarationByName("p1.L4")!!
codeGenerator.createNewFile(Dependencies(false), "p1", "l4", "log")
codeGenerator.associateWithClasses(listOf(k3, l4), "p1", "l4", "log")
// create an output from l5
val l5 = resolver.getClassDeclarationByName("p1.L5")!!
codeGenerator.createNewFile(Dependencies(false), "p1", "l5", "log")
codeGenerator.associateWithClasses(listOf(l5), "p1", "l5", "log")
logger.warn("processing done")
processed = true
return emptyList()
}
}
class TestProcessorProvider : SymbolProcessorProvider {
override fun create(
env: SymbolProcessorEnvironment,
): SymbolProcessor {
return Validator().apply {
init(env.options, env.kotlinVersion, env.codeGenerator, env.logger)
}
}
}
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