App {
    header: AppHeader {
        name: @4-15 PlainLine(
            "quicksort",
        ),
        packages: [
            @31-47 PackageEntry {
                shorthand: "pf",
                spaces_after_shorthand: [],
                package_name: @35-47 PackageName(
                    "./platform",
                ),
            },
        ],
        imports: [
            @64-75 Package(
                "foo",
                ModuleName(
                    "Bar.Baz",
                ),
                [],
            ),
        ],
        provides: [
            @93-102 ExposedName(
                "quicksort",
            ),
        ],
        provides_types: None,
        to: @108-110 ExistingPackage(
            "pf",
        ),
        before_header: [],
        after_app_keyword: [],
        before_packages: [
            Newline,
        ],
        after_packages: [],
        before_imports: [
            Newline,
        ],
        after_imports: [],
        before_provides: [
            Newline,
        ],
        after_provides: [],
        before_to: [],
        after_to: [],
    },
}