pub fn collect_include_closure(
analyzer: &CppGraphSource<'_>,
include_targets: &IncludeTargetIndex,
file: &ProjectFile,
out: &mut HashSet<ProjectFile>,
cancellation: Option<&CancellationToken>,
)pub fn collect_include_closure(
analyzer: &CppGraphSource<'_>,
include_targets: &IncludeTargetIndex,
file: &ProjectFile,
out: &mut HashSet<ProjectFile>,
cancellation: Option<&CancellationToken>,
)