Let Kotlin/JS inject main function arguments

Author: Vampire

gradle/build-logic/src/main/kotlin/net/kautler/ncc_packer.gradle.kts

@@ -18,6 +18,7 @@ package net.kautler
 
 import org.gradle.accessors.dm.LibrariesForLibs
 import org.gradle.accessors.dm.LibrariesForKotlinWrappers
+import org.jetbrains.kotlin.gradle.targets.js.dsl.ExperimentalMainFunctionArgumentsDsl
 import org.jetbrains.kotlin.gradle.targets.js.nodejs.NodeJsExec
 import org.jetbrains.kotlin.gradle.tasks.IncrementalSyncTask
 
@@ -33,6 +34,8 @@ kotlin {
         useEsModules()
         binaries.executable()
         nodejs()
+        @OptIn(ExperimentalMainFunctionArgumentsDsl::class)
+        passAsArgumentToMainFunction("process.argv.slice(2)")
     }
 
     sourceSets {

ncc-packer/src/jsMain/kotlin/net/kautler/nccpacker/NccPacker.kt

@@ -28,9 +28,9 @@ import node.process.process
 import vercel.ncc.NccBuildOptions
 import vercel.ncc.ncc
 
-suspend fun main() {
+suspend fun main(vararg args: String) {
     runCatching {
-        val (input, output) = process.argv.filterIndexed { i, _ -> i > 1 }
+        val (input, output) = args
         val result = ncc(
             input,
             NccBuildOptions(