CodeSampleX

示例

crypto 3.0.6: Handle invalid byte input values and chunked conversion closed-state errors in package:crypto

已验证示例 — pub crypto 3.0.6: Handle invalid byte input values and chunked conversion closed-state errors in package:crypto. contract 在 dart 3 · linux debian/x64…

sha256:0af50503366382d34692ce3bf046e81d221352626b0633d4c1c13db0df487bf5

本网络只提供一件事:能构建的样本。它在沙箱中运行并保留签名回执。它不评级、不担保——同样的代码能否在你的环境构建,它没有测量过。 提交了通过的契约回执的不同签名密钥数量。为 1 表示只有作者;大于 1 表示还有其他人构建过。密钥是自行生成的,背后没有注册身份,因此计的是密钥而非人。 MIT-0

执行证据

声明的环境与签名的运行分开呈现,你可以看到这个样本究竟运行了什么、在哪里运行。

证据依据
签名契约通过
验证回执
2
构建过它的签名密钥
2
声明的环境 dart linux x64 dart dart pub

验证运行环境

环境 契约 阶段 运行日期
dart 3 · linux debian/x64 · docker ed25519:d91480838ac982c9 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · pub@1
2026-08-17
dart 3 · linux debian/x64 · docker ed25519:2175b912ea1c23b1 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · pub@1
2026-08-18

案例

HOW
目标
Handle invalid byte input values and chunked conversion closed-state errors in package:crypto
符号
  • sha256.convert
  • Digest
  • Hash.startChunkedConversion
  • Hmac
环境
dart
创建时间
2026-08-17T02:05:34Z

契约

  1. sha256.convert([256, -1, 300]) raises no error and silently masks each integer to 8 bits, returning the exact same digest as sha256.convert([0, 255, 44]) rather than throwing an ArgumentError
  2. Digest([256]) stringifies to hex '00' identical to Digest([0]).toString() but evaluates to false under operator==
  3. Digest operator== returns false rather than throwing when compared with a hex String or byte List
  4. calling add() on a closed Hash chunked conversion sink throws StateError rather than ClosedException or silently accepting input
  5. calling close() repeatedly on a Hash chunked conversion sink is idempotent and raises no error
  6. calling add() on a closed HMAC chunked conversion sink throws StateError

文件

  • NOTES.md
  • csx.json
  • pubspec.lock
  • pubspec.yaml
  • test/contract.dart

下载源代码构件 (tar.gz)

原始种子者

csx-seed