[JS IR] Add infra to test compilation with error

- add bunch of tests
 - fix help test

compiler/testData/codegen/boxError/semantic/reifiedNonInline.kt

@@ -0,0 +1,23 @@
+// ERROR_POLICY: SEMANTIC
+
+// FILE: t.kt
+
+fun <reified T> bar(t: T) = t
+
+fun <reified T> qux() = T::class
+
+fun foo(): String {
+    return bar<String>("OK")
+}
+
+fun dec() { qux() }
+
+// FILE: b.kt
+
+fun box(): String {
+    try {
+        dec()
+    } catch (e: Throwable /*js ReferenceError*/) {
+        return foo()
+    }
+}