setExported example

$this->scanner->consume("as")) {
                    $exported = $this->parseModuleExportName();
                    if (!$exported) {
                        $this->error();
                    }
                }
                
                if ($source = $this->parseFromClause()) {
                    $this->assertEndOfStatement();
                    $node = $this->createNode("ExportAllDeclaration", $token);
                    $node->setSource($source);
                    $node->setExported($exported);
                    return $this->completeNode($node);
                }
                
            } elseif ($this->scanner->consume("default")) {
                $lookaheadTokens = array("function", "class");
                if ($this->features->asyncAwait) {
                    $lookaheadTokens[] = array("async", true);
                }
                if (($declaration = $this->isolateContext(
                        array("allowAwait" => $this->features->topLevelAwait),
                        "parseFunctionOrGeneratorDeclaration",