rra/ilgonmic/js-fun-import

[JS IR] Test import.meta syntax

[JS IR] Add possibility to use import.meta

[JS IR] Check if import function-like returns Promise

[JS IR] Add test with import function syntax

[JS IR] Allow import function-like in js function

Merge-request: KT-MR-5948
Merged-by: Ilya Goncharov <Ilya.Goncharov@jetbrains.com>

^KT-51125 fixed

js/js.parser/src/com/google/gwt/dev/js/rhino/Parser.java

@@ -18,7 +18,7 @@
  * Copyright (C) 1997-1999 Netscape Communications Corporation. All
  * Rights Reserved.
  *
- * Contributor(s): 
+ * Contributor(s):
  * Mike Ang
  * Mike McCabe
  *
@@ -1140,6 +1140,13 @@ public class Parser {
                 mustMatchToken(ts, TokenStream.GWT, "msg.no.paren");
                 return pn;
 
+            case TokenStream.IMPORT:
+                // for import() and import.meta syntax
+                if (ts.peekToken() != TokenStream.LP && ts.peekToken() != TokenStream.DOT) {
+                    reportError(ts, "msg.syntax");
+                }
+                return nf.createName(TokenStream.tokenToName(TokenStream.IMPORT), position);
+
             case TokenStream.NAME:
                 String name = ts.getString();
                 return nf.createName(name, position);

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrBoxJsTestGenerated.java

@@ -2321,6 +2321,12 @@ public class IrBoxJsTestGenerated extends AbstractIrBoxJsTest {
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("js/js.translator/testData/box/esModules/native"), Pattern.compile("^([^_](.+))\\.kt$"), null, TargetBackend.JS_IR, true);
             }
 
+            @Test
+            @TestMetadata("importFunctionSyntax.kt")
+            public void testImportFunctionSyntax() throws Exception {
+                runTest("js/js.translator/testData/box/esModules/native/importFunctionSyntax.kt");
+            }
+
             @Test
             @TestMetadata("inheritanceInNativeClass.kt")
             public void testInheritanceInNativeClass() throws Exception {

js/js.translator/testData/box/esModules/native/importFunctionSyntax.kt

@@ -0,0 +1,10 @@
+// DONT_TARGET_EXACT_BACKEND: JS
+// KJS_WITH_FULL_RUNTIME
+// ES_MODULES
+
+fun box(): String {
+    if (js("import('hello')") !is kotlin.js.Promise<*>) return "fail1"
+    if (!js("import.meta").url) return "fail2"
+
+    return "OK"
+}