Function checkedMul

packages/plugins/apps/src/git-client/packfile.ts:65–69

(a: number, b: number, what: string)

};

const checkedMul = (a: number, b: number, what: string): number => {
  const value = a * b;
  if (!Number.isSafeInteger(value)) throw new PackParseError(`${what} exceeds safe integer range`);
  return value;
};

// sha1 over "type len\0data" to compute object id, needed to key REF_DELTA bases.
// Minimal sha1 (needed because Workers crypto.subtle is async; git object ids are sha1).