Function copy

fs/copy.ts:306–333

(
  src: string | URL,
  dest: string | URL,
  options: CopyOptions = {},
)

 * last modification and access times to the ones of the original source files.
 */
export async function copy(
  src: string | URL,
  dest: string | URL,
  options: CopyOptions = {},
) {
  src = resolve(toPathString(src));
  dest = resolve(toPathString(dest));

  if (src === dest) {
    throw new Error("Source and destination cannot be the same");
  }

  const srcStat = await Deno.lstat(src);

  if (srcStat.isDirectory && isSubdir(src, dest)) {
    throw new Error(
      `Cannot copy '${src}' to a subdirectory of itself: '${dest}'`,
    );
  }

  if (srcStat.isSymlink) {
    await copySymLink(src, dest, options);
  } else if (srcStat.isDirectory) {
    await copyDir(src, dest, options);
  } else if (srcStat.isFile) {
    await copyFile(src, dest, options);
  }
}

/**
 * Synchronously copy a file or directory (along with its contents), like