[JS IR] Drop generateScriptModule flag from Merger class

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/JsExecutableProducer.kt

@@ -30,7 +30,6 @@ class JsExecutableProducer(
             moduleKind = moduleKind,
             fragments = modules.flatMap { it.fragments },
             sourceMapsInfo = sourceMapsInfo,
-            generateScriptModule = false,
             generateCallToMain = true,
             outJsProgram = outJsProgram
         )
@@ -64,7 +63,6 @@ class JsExecutableProducer(
                 moduleKind = moduleKind,
                 associatedModule.fragments,
                 sourceMapsInfo = sourceMapsInfo,
-                generateScriptModule = false,
                 generateCallToMain = generateCallToMain,
                 crossModuleReferences = crossRef,
                 outJsProgram = outJsProgram

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/transformers/irToJs/IrModuleToJsTransformerTmp.kt

@@ -89,7 +89,6 @@ class JsCodeGenerator(
             program,
             sourceMapsInfo,
             relativeRequirePath,
-            false,
             outJsProgram
         )
     }
@@ -388,7 +387,6 @@ private fun generateWrappedModuleBody(
     program: JsIrProgram,
     sourceMapsInfo: SourceMapsInfo?,
     relativeRequirePath: Boolean,
-    generateScriptModule: Boolean,
     outJsProgram: Boolean
 ): CompilationOutputs {
     if (multiModule) {
@@ -402,7 +400,6 @@ private fun generateWrappedModuleBody(
                 moduleKind,
                 main.fragments,
                 sourceMapsInfo,
-                generateScriptModule,
                 generateCallToMain = true,
                 mainRef,
                 outJsProgram
@@ -418,7 +415,6 @@ private fun generateWrappedModuleBody(
                         moduleKind,
                         module.fragments,
                         sourceMapsInfo,
-                        generateScriptModule,
                         generateCallToMain = false,
                         moduleRef,
                         outJsProgram
@@ -435,7 +431,6 @@ private fun generateWrappedModuleBody(
             moduleKind,
             program.asFragments(),
             sourceMapsInfo,
-            generateScriptModule,
             generateCallToMain = true,
             outJsProgram = outJsProgram
         )
@@ -447,7 +442,6 @@ fun generateSingleWrappedModuleBody(
     moduleKind: ModuleKind,
     fragments: List<JsIrProgramFragment>,
     sourceMapsInfo: SourceMapsInfo?,
-    generateScriptModule: Boolean,
     generateCallToMain: Boolean,
     crossModuleReferences: CrossModuleReferences = CrossModuleReferences.Empty(moduleKind),
     outJsProgram: Boolean = true
@@ -457,7 +451,6 @@ fun generateSingleWrappedModuleBody(
         moduleKind,
         fragments,
         crossModuleReferences,
-        generateScriptModule,
         generateRegionComments = true,
         generateCallToMain,
     ).merge()

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/transformers/irToJs/Merger.kt

@@ -16,7 +16,6 @@ class Merger(
     private val moduleKind: ModuleKind,
     private val fragments: List<JsIrProgramFragment>,
     private val crossModuleReferences: CrossModuleReferences,
-    private val generateScriptModule: Boolean,
     private val generateRegionComments: Boolean,
     private val generateCallToMain: Boolean,
 ) {
@@ -239,48 +238,36 @@ class Merger(
 
         val program = JsProgram()
 
-        if (generateScriptModule) {
-            with(program.globalBlock) {
-                polyfillDeclarationBlock.statements
-                    .takeIf { it.isNotEmpty() }
-                    ?.let { statements.addWithComment("block: polyfills", it) }
-
+        val internalModuleName = ReservedJsNames.makeInternalModuleName()
+        val rootFunction = JsFunction(program.rootScope, JsBlock(), "root function").apply {
+            parameters += JsParameter(internalModuleName)
+            parameters += (importedJsModules).map { JsParameter(it.internalName) }
+            with(body) {
+                if (!isEsModules) {
+                    statements += JsStringLiteral("use strict").makeStmt()
+                }
                 statements.addWithComment("block: imports", importStatements)
                 statements += moduleBody
                 statements.addWithComment("block: exports", exportStatements)
-            }
-        } else {
-            val internalModuleName = ReservedJsNames.makeInternalModuleName()
-            val rootFunction = JsFunction(program.rootScope, JsBlock(), "root function").apply {
-                parameters += JsParameter(internalModuleName)
-                parameters += (importedJsModules).map { JsParameter(it.internalName) }
-                with(body) {
-                    if (!isEsModules) {
-                        statements += JsStringLiteral("use strict").makeStmt()
-                    }
-                    statements.addWithComment("block: imports", importStatements)
-                    statements += moduleBody
-                    statements.addWithComment("block: exports", exportStatements)
-                    if (generateCallToMain) {
-                        callToMain?.let { this.statements += it }
-                    }
-                    this.statements += JsReturn(internalModuleName.makeRef())
+                if (generateCallToMain) {
+                    callToMain?.let { this.statements += it }
                 }
+                this.statements += JsReturn(internalModuleName.makeRef())
             }
-
-            polyfillDeclarationBlock.statements
-                .takeIf { it.isNotEmpty() }
-                ?.let { program.globalBlock.statements.addWithComment("block: polyfills", it) }
-
-            program.globalBlock.statements += ModuleWrapperTranslation.wrap(
-                moduleName,
-                rootFunction,
-                importedJsModules,
-                program,
-                kind = moduleKind
-            )
         }
 
+        polyfillDeclarationBlock.statements
+            .takeIf { it.isNotEmpty() }
+            ?.let { program.globalBlock.statements.addWithComment("block: polyfills", it) }
+
+        program.globalBlock.statements += ModuleWrapperTranslation.wrap(
+            moduleName,
+            rootFunction,
+            importedJsModules,
+            program,
+            kind = moduleKind
+        )
+
         return program
     }