Function getFileModificationTime

src/utils/file.ts:66–69

(filePath: string)

 * file watchers that touch files without changing content).
 */
export function getFileModificationTime(filePath: string): number {
  const fs = getFsImplementation()
  return Math.floor(fs.statSync(filePath).mtimeMs)
}

/**
 * Async variant of getFileModificationTime. Same floor semantics.