[K/JS] Introduce the ability to consume platform-specific cli arguments inside the main function ^KT-16981 Fixed

compiler/cli/cli-common/gen/org/jetbrains/kotlin/cli/common/arguments/K2JSCompilerArgumentsCopyGenerated.kt

@@ -57,6 +57,7 @@ fun copyK2JSCompilerArguments(from: K2JSCompilerArguments, to: K2JSCompilerArgum
     to.outputPrefix = from.outputPrefix
     to.partialLinkageLogLevel = from.partialLinkageLogLevel
     to.partialLinkageMode = from.partialLinkageMode
+    to.platformArgumentsProviderJsExpression = from.platformArgumentsProviderJsExpression
     to.sourceMap = from.sourceMap
     to.sourceMapBaseDirs = from.sourceMapBaseDirs
     to.sourceMapEmbedSources = from.sourceMapEmbedSources

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JSCompilerArguments.kt

@@ -494,6 +494,16 @@ In combination with '-meta-info', this generates both IR and pre-IR versions of
             field = value
         }
 
+    @Argument(
+        value = "-Xplatform-arguments-in-main-function",
+        description = "JS expression that will be executed in runtime and be put as an Array<String> parameter of the main function"
+    )
+    var platformArgumentsProviderJsExpression: String? = null
+        set(value) {
+            checkFrozen()
+            field = value
+        }
+
     @GradleOption(
         value = DefaultValue.BOOLEAN_TRUE_DEFAULT,
         gradleInputType = GradleInputTypes.INPUT,

compiler/cli/cli-js/src/org/jetbrains/kotlin/cli/js/K2JsIrCompiler.kt

@@ -23,7 +23,6 @@ import org.jetbrains.kotlin.cli.common.arguments.K2JsArgumentConstants
 import org.jetbrains.kotlin.cli.common.arguments.K2JsArgumentConstants.RUNTIME_DIAGNOSTIC_EXCEPTION
 import org.jetbrains.kotlin.cli.common.arguments.K2JsArgumentConstants.RUNTIME_DIAGNOSTIC_LOG
 import org.jetbrains.kotlin.cli.common.config.addKotlinSourceRoot
-import org.jetbrains.kotlin.cli.common.fir.reportToMessageCollector
 import org.jetbrains.kotlin.cli.common.messages.AnalyzerWithCompilerReport
 import org.jetbrains.kotlin.cli.common.messages.CompilerMessageLocation
 import org.jetbrains.kotlin.cli.common.messages.CompilerMessageSeverity.*
@@ -211,6 +210,10 @@ class K2JsIrCompiler : CLICompiler<K2JSCompilerArguments>() {
         configurationJs.put(JSConfigurationKeys.GENERATE_DTS, arguments.generateDts)
         configurationJs.put(JSConfigurationKeys.GENERATE_INLINE_ANONYMOUS_FUNCTIONS, arguments.irGenerateInlineAnonymousFunctions)
 
+        arguments.platformArgumentsProviderJsExpression?.let {
+            configurationJs.put(JSConfigurationKeys.DEFINE_PLATFORM_MAIN_FUNCTION_ARGUMENTS, it)
+        }
+
         val zipAccessor = DisposableZipFileSystemAccessor(64)
         Disposer.register(rootDisposable, zipAccessor)
         configurationJs.put(JSConfigurationKeys.ZIP_FILE_SYSTEM_ACCESSOR, zipAccessor)