Function matchAt

src/apply-patch.ts:231–232

(index: number, normalize: (value: string) => string)

  if (needle.length === 0) return from;

  const matchAt = (index: number, normalize: (value: string) => string): boolean =>
    needle.every((line, offset) => normalize(haystack[index + offset] ?? "") === normalize(line));

  for (const normalize of [
    (value: string) => value,