Function resolveServerRoot

src/directory.ts:281–293

(
  searchFrom: string,
  opts: { subprojectScan?: boolean } = {},
)

 * retry path throttles it; the up-walk always runs).
 */
export function resolveServerRoot(
  searchFrom: string,
  opts: { subprojectScan?: boolean } = {},
): ServerRootResolution {
  const up = findNearestCodeGraphRoot(searchFrom);
  if (up) return { root: up, viaSubScan: false, candidates: [] };
  if (opts.subprojectScan === false) return { root: null, viaSubScan: false, candidates: [] };
  const base = path.resolve(searchFrom);
  if (!eligibleForSubprojectScan(base)) return { root: null, viaSubScan: false, candidates: [] };
  const subs = findIndexedSubprojectRoots(base);
  if (subs.length === 1) return { root: subs[0]!, viaSubScan: true, candidates: subs };
  return { root: null, viaSubScan: false, candidates: subs };
}

/**
 * Unicode-aware word-boundary emulation for the keyword lists below. JS's `\b`