[JS IR] Support per-file mode and ES modules

js/js.translator/testData/box/esModules/crossModuleRefPerModule/objectInInlineClosure.kt

@@ -0,0 +1,29 @@
+// DONT_TARGET_EXACT_BACKEND: JS
+// ES_MODULES
+// SPLIT_PER_MODULE
+// EXPECTED_REACHABLE_NODES: 1382
+// MODULE: lib
+// FILE: lib.kt
+package lib
+
+object O {
+    val result = "OK"
+
+    inline fun foo(): String {
+        val o = object {
+            fun bar() = O
+        }
+        return fetch(o.bar())
+    }
+}
+
+fun fetch(o: O) = o.result
+
+
+// MODULE: main(lib)
+// FILE: main.kt
+package main
+
+import lib.*
+
+fun box() = O.foo()