Function resolveDependencyGroup

packages/python/src/diagnostics.ts:31–53

* Resolve a dependency group, recursively following `{include-group: "..."}` references. * Cycle detection via `ancestors` prevents infinite recursion.

(
  groupName: string,
  allGroups: PyProjectDependencyGroups,
  ancestors: Set<string> = new Set()
)

 * Cycle detection via `ancestors` prevents infinite recursion.
 */
function resolveDependencyGroup(
  groupName: string,
  allGroups: PyProjectDependencyGroups,
  ancestors: Set<string> = new Set()
): string[] {
  if (ancestors.has(groupName)) return [];
  const entries = allGroups[groupName];
  if (!Array.isArray(entries)) return [];

  ancestors.add(groupName);
  const result: string[] = [];
  for (const entry of entries) {
    if (typeof entry === 'string') {
      result.push(entry);
    } else if (isDependencyGroupInclude(entry)) {
      result.push(
        ...resolveDependencyGroup(entry['include-group'], allGroups, ancestors)
      );
    }
  }
  ancestors.delete(groupName);
  return result;
}

function mapSource(src: UvLockPackageSource | undefined): {
  source?: string;