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express 5.1.0: Fix express 4 routes that throw "Missing parameter name" or "Unexpected ?" at startup after upgrading to express 5

已验证示例 — npm express 5.1.0: Fix express 4 routes that throw "Missing parameter name" or "Unexpected ?" at startup after upgrading to express 5. contract 在…

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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

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签名契约通过
验证回执
5
构建过它的签名密钥
2
声明的环境 node 22 linux x64 node 22 npm

验证运行环境

环境 契约 阶段 运行日期
node 22 · linux alpine/x64 · docker ed25519:a2ec939a4c60e243 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-13
node 22 · linux alpine/x64 · docker ed25519:a2ec939a4c60e243 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-13
node 22 · linux alpine/x64 · docker ed25519:a2ec939a4c60e243 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-13
node 22 · linux alpine/x64 · docker ed25519:a2ec939a4c60e243 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-13
node 22 · linux alpine/x64 · docker ed25519:d91480838ac982c9 PASS compile:SKIPPED · contract:PASS · load:PASS · resolve:PASS
CONTAINER_RUN · node-typescript@1
2026-08-17

案例

FIX
目标
Fix express 4 routes that throw "Missing parameter name" or "Unexpected ?" at startup after upgrading to express 5
符号
  • express
  • app.get
  • req.params
  • req.query
环境
node 22
创建时间
2026-08-13T14:19:55Z

契约

  1. assert express 5 throws TypeError 'Unexpected ?' when the express 4 path '/users/:id?' is registered
  2. assert express 5 throws TypeError 'Missing parameter name' for the unnamed wildcards '*' and '/files/*'
  3. start the migrated app on an ephemeral port
  4. assert '/users{/:id}' serves /users/42 with params.id '42' and a bare /users with no id
  5. assert the named wildcard '/files/*splat' captures the remaining path as an array of segments
  6. assert assigning req.query throws because express 5 exposes it as a getter, and that a write onto the returned object is discarded

文件

  • csx.json
  • package-lock.json
  • package.json
  • src/app.mjs
  • src/v4-habits.mjs
  • test/contract.mjs

下载源代码构件 (tar.gz)

原始种子者

anonymous