公开记录
软件健康报告模式 0.23.0 · 指标 1.13.0 · 2026-07-21 20:26 UTC

leanprover-community / lean

Lean 3 Theorem Prover (community fork)

C++ · LeanApache-2.0★ 432 星标⑂ 79 复刻始于 2019年2月在 GitHub 上查看 ↗

leanprover-community/lean 的健康指数为 100 分中的 48 分,处于「存在风险」区间。 其得分最高的类别是Community & Adoption(72/100),最低的是Vitality(22/100)。 最近一次更新在 1012 天前。 近期的大部分工作由 1 位贡献者完成。

48
总分 / 100
存在风险

软件健康指数

指标归入加权类别,统一采用 1–100 量表。总体分先取类别加权平均;当公开证据触发高风险司法辖区政策时,评级会按政策调整,并设置 49(有风险)的上限。AI 就绪度不计入总体分。

48
优秀85-100堪称典范;基本满足所有检验标准
良好70-84健康;仅有轻微不足
中等50-69可接受,但存在明显不足;建议进行审查
存在风险30-49存在重大薄弱环节;采用时应保持审慎
危急1-29问题严重(项目被弃置、仅有单一维护者、缺乏基本工程规范)
活力社区与采用可持续性与治理工程质量安全AI 就绪度

评分画像

每条轴代表一个类别。形状比平均值更重要——健康的对象会填满整个图形,而“一峰一谷”式画像意味着某一维度的优势正掩盖另一维度的风险。

所有权

928 关注者107 个公开仓库始于 2018年7月

该仓库由组织支持——共同承担、可问责的托管责任,可延续于任何单一维护者之后。

按类别列示的指标

活力

项目是否仍有生命——是否仍在编写代码,是否仍在发布版本?

22危急 · 占总体的 22%
评分方式
0/36推送新近度 — 最近一次推送于 1,012 天前
0/36提交节奏 — 52 周中有 0 周有提交
0/18提交量 — 最近一年 0 次提交
0/10OpenSSF Scorecard:Maintained — 0 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 0
所用输入
commits_last_year0
human_commit_share1
days_since_last_push1,012
active_weeks_last_year0

发布纪律

54中等
评分方式
27/27有发布版本 — 已发布 76 个发布版本
0/36发布时效 — 最近一次发布版本于 1,154 天前
27/27发布节奏 — 约每 30.2 天发布一次
0/10OpenSSF Scorecard:Signed-Releases — Project has not signed or included provenance with any releases.
所用输入
releases_count76
latest_release_tagv3.51.1
releases_from_tags
days_since_latest_release1,154
mean_days_between_releases30.2

社区与采用

项目是否拥有用户、下载量与关注度,并具备欢迎贡献者参与的配置?

72良好 · 占总体的 18%
评分方式
42.7/60星标 — 432 个星标
15.8/25复刻 — 79 个复刻
7.4/15关注者 — 22 位关注者
所用输入
forks79
stars432
watchers22
growth_stateorganic
growth_factor_pct100

社区健康

78良好
评分方式
22.5/22.5README
22.5/22.5许可证 — 可识别的许可证(Apache-2.0)
18/18CONTRIBUTING 指南
0/13.5行为准则
7.2/7.2议题模板
0/6.3PR 模板
所用输入
has_readme
has_license
has_contributing
has_issue_template
has_code_of_conduct
has_pull_request_template

可持续性与治理

项目能否在其成员之外延续——巴士系数、响应能力、由谁支持,以及软件包的维护状况?

47存在风险 · 占总体的 24%
评分方式
9/54巴士系数 — 1 位贡献者贡献了半数提交
5.9/22.5提交分布 — 头号贡献者编写了 74% 的提交
13.5/13.5贡献者广度 — 66 位贡献者
10/10OpenSSF Scorecard:Contributors — project has 53 contributing companies or organizations
所用输入
bus_factor1
contributors_sampled66
top_contributor_share0.739
评分方式
22.3/46.8议题解决 — 48% 的议题已关闭
7.7/38.3PR 接受 — 已裁定的 PR 中 118/586 已合并
0/15OpenSSF Scorecard:Code-Review — Found 2/30 approved changesets -- score normalized to 0
所用输入
merged_prs118
open_issues107
closed_issues98
issue_closed_ratio0.478
closed_unmerged_prs468
评分方式
30/30所有权背书 — 组织持有
0/20已验证域名
21.3/25所有者影响力 — leanprover-community 有 928 位关注者
25/25既往记录 — 107 个公开仓库,账户约 7 年
所用输入
followers928
owner_typeOrganization
is_verified
owner_loginleanprover-community
public_repos107
account_age_days2,918

工程质量

基础的工程与文档实践是否到位?

69中等 · 占总体的 20%

工程实践

48存在风险
评分方式
24/24CI 工作流 — 1 个工作流
24/24存在测试
0/16Linter 配置
0/9.6Pre-commit 钩子
0/6.4.editorconfig
0/20OpenSSF Scorecard:CI-Tests — 0 out of 2 merged PRs checked by a CI test -- score normalized to 0
所用输入
has_ci
has_tests
has_editorconfig
has_linter_config
has_precommit_config

文档

100优秀
评分方式
30/30README
25/25文档目录
15/15文档 / 主页站点 — http://leanprover-community.github.io/
10/10仓库描述
10/10主题标签 — 1 个主题标签
10/10Wiki
所用输入
topicslean3
has_wiki
homepagehttp://leanprover-community.github.io/
has_readme
has_docs_dir
has_description

安全

可见的安全与供应链实践是否稳固,且不存在未解决的高风险司法辖区暴露?

32存在风险 · 占总体的 16%

安全态势

32存在风险
评分方式
7.5/7.5Binary-Artifacts — no binaries found in the repo
0/7.5Branch-Protection — 无数据
0/2.5CI-Tests — 0 out of 2 merged PRs checked by a CI test -- score normalized to 0
0/2.5CII-Best-Practices — no effort to earn an OpenSSF best practices badge detected
0/7.5Code-Review — Found 2/30 approved changesets -- score normalized to 0
2.5/2.5Contributors — project has 53 contributing companies or organizations
10/10Dangerous-Workflow — no dangerous workflow patterns detected
0/7.5Dependency-Update-Tool — no update tool detected
0/5Fuzzing — project is not fuzzed
2.5/2.5许可证 — license file detected
0/7.5Maintained — 0 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 0
0/5Packaging — 无数据
0/5Pinned-Dependencies — dependency not pinned by hash detected -- score normalized to 0
0/5SAST — SAST tool is not run on all commits -- score normalized to 0
0/5Security-Policy — security policy file not detected
0/7.5Signed-Releases — Project has not signed or included provenance with any releases.
0/7.5Token-Permissions — detected GitHub workflow tokens with excessive permissions
7.5/7.5Vulnerabilities — 0 existing vulnerabilities detected
所用输入
sourceopenssf_scorecard
checks_evaluated16
scorecard_versionv5.5.0
checks_inconclusive2
scorecard_aggregate3.2
已排除计分(无数据或不适用):branch_protection, packaging。 其余权重已重新归一化。

AI 就绪度

该仓库在多大程度上具备与 AI 编码代理协同开发与维护的条件?这是一枚独立的实验性徽章——权重为 0.0,因此单独呈现,不影响总体健康评分。

47存在风险 · 占总体的 0%
评分方式
0/45代理指令 — 没有 CLAUDE.md / AGENTS.md / 编辑器规则
0/15机器可读文档(llms.txt)
40/40可读的提交历史 — 100 次人类提交中有 98 次说明了意图(结构化标题或解释性正文)
所用输入
has_llms_txt
legible_history_share0.98
agent_instruction_files
agent_instruction_max_bytes
评分方式
0/18一条命令的引导启动
22/22自动化测试
0/11Lint / 格式化配置
11/11静态类型检查 — C++(静态类型)
0/10可复现环境
0/10已体现的代理实践 — 最近 100 次提交中没有代理编写的提交
0/8自动化维护 — 未观察到自动依赖更新
0/10OpenSSF Scorecard:Pinned-Dependencies — dependency not pinned by hash detected -- score normalized to 0
所用输入
has_nix
has_tests
lockfiles
has_dockerfile
typed_language
bootstrap_files
has_devcontainer
has_linter_config
typecheck_configs
agent_commit_share0
toolchain_manifests
dependency_bot_commit_share0
评分方式
45/45可类型检查的代码 — C++(静态类型)
54.2/55可控的文件大小 — 采样的 792 个源文件中有 12 个超过 60KB
所用输入
primary_languageC++
largest_source_bytes355,681
source_files_sampled792
oversized_source_files12

关键数据

432GitHub 星标
66贡献者
0最近 12 个月提交数
1,012距最近推送天数
76发布版本数
1巴士系数(bus factor)
107开放议题
软件包生态系统数

更多细节

Star 与 Fork 历史 432 ★ / 79 ⇿
432Star
79Fork
76发布

每颗 star 和每个 fork 的添加时间,来自 GitHub 并按天汇总。累计增长位于其构成来源——每日新增——的正上方,二者可相互对照:稳定的自然增长与短暂的突增形态截然不同。当这一差别可被衡量时,它会作为增长真实性予以报告。

010020030040050043274312019-042022-092026-02
主版本 0次版本 47修订 28

每个点涵盖 7 天。

OpenSSF Scorecard 3.2 / 10
3.2综合

来自开源项目 OpenSSF Scorecard 的独立、工具无关的安全评估。每项检查奖励的是安全实践本身,而非特定供应商的工具。Scorecard 无法判定的检查项标记为 不适用,并从安全评分中剔除(绝不按零分计)。Scorecard v5.5.0 · 2026-07-21 20:26 UTC

10Binary-Artifactsno binaries found in the repo
不适用Branch-Protectioninternal error: error during branchesHandler.setup: internal error: some github tokens can't read classic branch protection rules: https://github.com/ossf/scorecard-action/blob/main/docs/authentication/fine-grained-auth-token.md
0CI-Tests0 out of 2 merged PRs checked by a CI test -- score normalized to 0
0CII-Best-Practicesno effort to earn an OpenSSF best practices badge detected
0Code-ReviewFound 2/30 approved changesets -- score normalized to 0
10Contributorsproject has 53 contributing companies or organizations
10Dangerous-Workflowno dangerous workflow patterns detected
0Dependency-Update-Toolno update tool detected
0Fuzzingproject is not fuzzed
10Licenselicense file detected
0Maintained0 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 0
不适用Packagingpackaging workflow not detected
0Pinned-Dependenciesdependency not pinned by hash detected -- score normalized to 0
0SASTSAST tool is not run on all commits -- score normalized to 0
0Security-Policysecurity policy file not detected
0Signed-ReleasesProject has not signed or included provenance with any releases.
0Token-Permissionsdetected GitHub workflow tokens with excessive permissions
10Vulnerabilities0 existing vulnerabilities detected
全部依赖 0

来自 GitHub 依赖图的完整解析依赖集合:0 个直接依赖与 0 个间接(传递)软件包。仓库提交锁文件时,传递闭包才是完整的。

注册表软件包版本关系
依赖安全公告 未评估

本报告未能完成公告比对:No resolved dependencies to assess

原始 JSON 报告 机器可读
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          "body": "… before explicit (#788)\" (#794)",
          "is_bot": false,
          "headline": "Revert \"fix(frontends/lean/definition_cmds): put auto-bound universes…",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
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          "author_name": "Gabriel Ebner",
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          "oid": "0c617d7d95d418e9bc509e845d58f5ac0a922556",
          "body": "…explicit (#788)\n\nFor compatibility with lean 4. See https://leanprover.zulipchat.com/#narrow/stream/287929-mathlib4/topic/list.2Etraverse/near/313206118",
          "is_bot": false,
          "headline": "fix(frontends/lean/definition_cmds): put auto-bound universes before …",
          "author_name": "Mario Carneiro",
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          "headline": "fix: export user attribute data in tlean files (#790)",
          "author_name": "Mario Carneiro",
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          "headline": "hack: use ubuntu 20.04 for CI (#792)",
          "author_name": "Gabriel Ebner",
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          "oid": "44be9cdbfdce562df6c93ebe2e045738bc0a2ad2",
          "body": "As [reported on Zulip](https://leanprover.zulipchat.com/#narrow/stream/287929-mathlib4/topic/11-20.20nightly.20mathlib3port/near/311686177).",
          "is_bot": false,
          "headline": "fix: push null using_well_founded node after `:=` (#787)",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
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          "body": null,
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          "headline": "chore(*): release 3.49.1 (#786)",
          "author_name": "Gabriel Ebner",
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          "oid": "cb0da9f301ab2b85d8d96847c41b92d973a7b151",
          "body": "…node (#784)\n\nTurns out that the ast.json export has been broken this whole time in ignoring definitions which use `using_well_founded`. cc: @gebner , can we get a point release out with this bugfix?",
          "is_bot": false,
          "headline": "fix(frontends/lean/definition_cmds): export `using_well_founded` AST …",
          "author_name": "Mario Carneiro",
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          "committed_at": "2022-11-18T06:22:58Z",
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        {
          "oid": "cd2d62882160de729619fc68c92a57b5e9d0e968",
          "body": "…ion constructor arguments (#783)\n\n\r\nThese are useful for documentation and generating recursive definitions.",
          "is_bot": false,
          "headline": "chore(library/init/meta/declaration): give explicit names to declarat…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-11-17T00:45:55Z",
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        {
          "oid": "4a03bdeb31b3688c31d02d7ff8e0ff2e5d6174db",
          "body": "… (#782)\n\nThis isn't exhaustive, but converts the majority.\r\nIt also does not check that the comments have reasonable markdown formatting.",
          "is_bot": false,
          "headline": "chore(library/init): convert `/-` comments to `/--` or `/-!` comments…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-11-16T23:31:31Z",
          "body_truncated": false,
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        {
          "oid": "757879d7057dc5d245cdfb93775fa08050275577",
          "body": "Previously these used the notation definition (the RHS of the `:=`) rather than the matched expression. This usually doesn't work at all, since often the RHS is just `#0` and all the notation happens within the `scoped` block.\r\n\r\nThis affected a lot of mathlib notation; `Exists`/`infi`/`supr`/`filter.eventually`/`filter.frequently`/...\r\n\r\nI don't know if this used to work and then we broke it, or if it's always been broken.",
          "is_bot": false,
          "headline": "fix(frontends/lean/pp): correct binder links (#781)",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-11-15T05:11:49Z",
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          "oid": "acf633e01a8783a12060b0a1b7b5b5e15fd73e77",
          "body": null,
          "is_bot": false,
          "headline": "chore(*): release 3.49.0 (#780)",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
          "committed_at": "2022-11-11T19:37:39Z",
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          "oid": "0af1f3255a4aeb9b354e6f2bfe6e69edd86ec8e4",
          "body": "This is a dead end that should never have been in core. Even now I think these definitions aren't used in mathlib at all. `combinator.K` did get one use in constructing constant closures, used by `exceptional.exception`, but `function.const` is a drop-in replacement that is already used for other things.",
          "is_bot": false,
          "headline": "chore(init/core): remove combinator.{I,K,S} (#775)",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-11-11T18:50:39Z",
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        {
          "oid": "d150555cde9562a2b84e884634ced0eb1da24978",
          "body": "This uses `U+E003` (the next available private use character after the ones claimed in #89) to prefix the names:\r\n\r\n* `pi`\r\n* `forall`\r\n* `function`\r\n* `implies`\r\n* `Sort`\r\n* `Prop`\r\n* `Type`\r\n\r\nThe motivation is to be able to link these ideas in doc-gen.",
          "is_bot": false,
          "headline": "feat: extend `pp.links` to support Pi, Prop, Type, and Sort (#778)",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-11-11T18:07:23Z",
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        {
          "oid": "c2bcdbcbe741ed37c361a30d38e179182b989f76",
          "body": "… (#779)\n\nCo-authored-by: Scott Morrison <scott.morrison@gmail.com>",
          "is_bot": false,
          "headline": "feat(init/algebra/order): backport Lean 4 definitions for min and max…",
          "author_name": "Scott Morrison",
          "author_login": "kim-em",
          "committed_at": "2022-11-11T07:33:15Z",
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          "body": "When porting `init/propext.lean` to mathlib4, I deleted two theorems that seem to not be used, and which collided with theorems with the same names in Lean 4. To prevent accident future use, I'm deleting these here too. (Subject to CI...)\n\nCo-authored-by: Scott Morrison <scott.morrison@gmail.com>",
          "is_bot": false,
          "headline": "chore: remove unused theorems, to match port to mathlib4 (#774)",
          "author_name": "Scott Morrison",
          "author_login": "kim-em",
          "committed_at": "2022-10-19T04:27:53Z",
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        {
          "oid": "569fa1a97c0a3d52ccd7286c659e42bbba8eb006",
          "body": "…nstructors (#773)\n\nThis means that the auto-generated match expressions do not include `ᾰ`.",
          "is_bot": false,
          "headline": "chore(library/init/meta/expr): name the arguments to the remaining co…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
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          "is_bot": false,
          "headline": "doc(library/init/coe): fix markdown (#766)",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-09-05T11:13:36Z",
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          "headline": "chore(*): release 3.48.0 (#762)",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
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          "headline": "feat(init/data/fin/basic): make `fin` a structure (#761)",
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          "headline": "chore(*): release 3.47.0 (#760)",
          "author_name": "Gabriel Ebner",
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        },
        {
          "oid": "ab42dbae5df26bd6836ce2bad87f6ed05a2b188e",
          "body": "Addendum to #754. The underlying issue in https://github.com/leanprover-community/lean/pull/754#issuecomment-1224998590 was that the `.olean` files did not serialize the notation names, so although everything works in a single-session `lean --make` call, if you try to do it in multiple passes the read-in `.olean` files will not have the notation names and will cause a conflict.\r\n\r\nThis changes the olean format, but AFAIR there is no olean version or anything to bump.",
          "is_bot": false,
          "headline": "fix(frontends/lean/parser_config): serialize notation names (#759)",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-08-25T17:03:11Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "f2b2beefe2e9ab200d23e1c99dc20879eb32e9fa",
          "body": "This backports a number of features from the Lean 4 field notation (\"dot notation\") and fixes a couple of bugs.\r\n\r\n* Field notation not in a function application position (i.e., `x.f` instead of `x.f a b c`) now uses the general resolution procedure rather than a stripped-down one that is unaware of\n[…]\nof dot notation for terms with `has_coe_to_fun` instances. It is not currently compatible with Lean 4. (Note that, when paired with the new aliases feature, this feature allows for extension methods.)",
          "is_bot": false,
          "headline": "feat(frontends/lean/elaborator): backport Lean 4 field notation (#757)",
          "author_name": "Kyle Miller",
          "author_login": "kmill",
          "committed_at": "2022-08-25T16:23:53Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "141b46bdb655e30a3e0145033b907a955e7496a4",
          "body": "… same name (#758)\n\nAddendum to #754. This makes it legal to write:\r\n```lean\r\nlocal notation `foo`:20 := nat\r\nlocal notation `foo`:20 := nat\r\n```\r\nIt only works if the notations are exactly the same - if they resolve to different expressions, or use different syntax, then the names must be different\n[…]\n` to get other things in the `foo` locale. These all end up putting the same local notation in scope twice, and even if you name the notation inside the `localized` string it will still be a conflict.",
          "is_bot": false,
          "headline": "feat(frontends/lean/notation_cmd): allow duplicate notations with the…",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-08-24T18:26:39Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "aa845d1a0acb3327cb1e77b948ab4b0b3f1e70fc",
          "body": null,
          "is_bot": false,
          "headline": "feat(frontends/lean/parser.cpp): store command end pos (#756)",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-08-24T11:59:32Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "4b58f26becf336a50cf037c3e2894b6f2938956e",
          "body": "…by_cases` (#755)\n\n`if h : x then f else false.elim _` is the same as `f`.\r\nThis means we can drop the `decidable q` argument.\r\n\r\nA docstring is also added, but the behavior it describes has not changed.",
          "is_bot": false,
          "headline": "chore(library/init/logic): remove an unnecessary case split from `or.…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-08-17T18:37:44Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "31f3a46d7c18d6b2255a72df4f9d62644145d83b",
          "body": "…x (#754)\n\nThis is an attempt to solve the issues in leanprover-community/mathport#158 once and for all. The main new user-facing behavior is that notations have names, and if you have an overlapping name the definition is rejected. That means that the following is now rejected:\r\n```lean\r\nnotation `\n[…]\n\r\nend\r\nlocal notation (name := foo) `foo` := nat\r\n```\r\n\r\nReserved notations do not have names / do not cause name conflicts with regular notations, although you are syntactically allowed to name them.",
          "is_bot": false,
          "headline": "feat(frontend/lean/notation_cmds.cpp): `notation (name := ...)` synta…",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-08-17T14:51:48Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "741670c439f1ca266bc7fe61ef7212cc9afd9dd8",
          "body": null,
          "is_bot": false,
          "headline": "chore(*): release 3.46.0 (#753)",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
          "committed_at": "2022-08-08T09:48:53Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "0e3d6a3710f4f309f8386db64cb0b70f8bde40d2",
          "body": null,
          "is_bot": false,
          "headline": "doc(algebra/classes): add docstrings (#747)",
          "author_name": "Violeta Hernández",
          "author_login": "vihdzp",
          "committed_at": "2022-08-08T09:03:37Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "a5443f6ed414e8f644bd6c0bddbfb09ee66a88e6",
          "body": "Fixes a segfault in mathlib due to stack overflow, [reported on Zulip](https://leanprover.zulipchat.com/#narrow/stream/270676-lean4/topic/Tactic.20regression.20tests.20via.20mathport/near/292324800). (For reasons unknown, this doesn't just throw a stack overflow exception instead of segfaulting: it actually terminates correctly. Does `check_system` do some split stack shenanigans? It seems like it should be disabled.)",
          "is_bot": false,
          "headline": "fix(library/tlean_exporter): add recursion guard (#752)",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-08-08T07:21:53Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "3526539070ea6268df5dd373deeb3ac8b9621952",
          "body": "…t_total_order` (#746)\n\nCurrently in mathlib, we have the [`is_strict_total_order'`](https://leanprover-community.github.io/mathlib_docs/order/rel_classes.html#is_strict_total_order') class. This is mathematically the same as [`is_strict_total_order`](https://leanprover-community.github.io/mathlib_d\n[…]\nal classes for a short while. There shouldn't be significant breakage, as the unprimed class sees almost no use in `mathlib`. After that, I'll do a separate refactor to remove the redundant typeclass.",
          "is_bot": false,
          "headline": "refactor(algebra/classes): remove redundant assumption from `is_stric…",
          "author_name": "Violeta Hernández",
          "author_login": "vihdzp",
          "committed_at": "2022-07-15T08:24:26Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "22b09be35ef66aece11e6e8f5d114f42b064259b",
          "body": "Co-authored-by: Eric Wieser <wieser.eric@gmail.com>",
          "is_bot": false,
          "headline": "chore(*): release 3.45.0 (#745)",
          "author_name": "Eric Wieser",
          "author_login": "EdAyers",
          "committed_at": "2022-07-13T19:15:15Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "a17a1922c334180fca768604b2ac6735ee8d0916",
          "body": "…n serialization (#743)\n\nThe original code for reading integers from the json would truncate large integers. This now ensures that no precision is lost converting between the `json` C++ API and the lean API.\r\nThis now also uses `uint64_t` or `int64_t` to write Lean integers into json if possible, ch\n[…]\n.\r\n\r\nThis also adds a `json.decidable_eq` instance, since it's useful in the tests and I needed it in downstream tests too.\r\n\r\nAlternative to #740.\n\nCo-authored-by: Eric Wieser <wieser.eric@gmail.com>",
          "is_bot": false,
          "headline": "fix(library/vm/vm_json): avoid overflow and maximize precision in jso…",
          "author_name": "Eric Wieser",
          "author_login": "EdAyers",
          "committed_at": "2022-07-13T16:00:25Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "84516f92535ad71672a7c074e103ba62ba6acca2",
          "body": "… al (#744)\n\n[As reported on Zulip.](https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/comments.20highlighted.20in.20VSCode/near/289321656)",
          "is_bot": false,
          "headline": "fix(frontends/lean/builtin_cmds): use correct end pos for `#check` et…",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-07-13T06:37:14Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "9dc6b1ea9d64cb163b0a0c371622887d32e6792f",
          "body": "The behavior before this change was:\r\n```lean\r\n#eval native.float.of_nat 0x100000000    -- 0\r\n#eval native.float.of_int 0x100000000    -- 0\r\n#eval (0x100000000 : native.float).floor  -- -2147483648\r\n#eval (0x100000000 : native.float).ceil   -- -2147483648\r\n#eval (0x100000000 : native.float).round  -\n[…]\ny when writing functions which are generic over numeric types.\r\n* adds a much larger family of `mk_vm_int` functions with more appropriate overloads.\r\n\r\nI can split these into separate PRs if desired.",
          "is_bot": false,
          "headline": "fix(library/vm/vm_{int,float}): fix overflow errors (#742)",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-07-12T15:05:24Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "5f580025563a3f6d5f3da83c1e3028ef79ffa40f",
          "body": "…t>` and `is<int>` (#741)\n\nThis makes it easier to write downstream templates, and possible to use the `intXX_t` typedefs instead of the underlying types.\r\n\r\nThis also adds a constructors, `is`, and `get` methods for uint64 and int64 types.\r\nWe need those methods in order to correctly json-serialize integers between 32 and 64 bits.",
          "is_bot": false,
          "headline": "refactor(util/numerics/mpz): rename `get_int` and `is_int` to `get<in…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-07-11T22:02:59Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "a80f6406debdd09301adcca5cecaf9a02cb36cdb",
          "body": "…739)",
          "is_bot": false,
          "headline": "fix(frontends/lean/structure_cmd): empty structures are structures (#…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-07-11T13:35:09Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "9d5adc6ab80d02bb2a0fd39a786aaeb1efd6fb01",
          "body": null,
          "is_bot": false,
          "headline": "chore(*): release 3.44.1 (#737)",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
          "committed_at": "2022-06-27T10:11:30Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "c8a1a26c0aadd59403b5344aca9cedd28db2b077",
          "body": "…re `eq` refl lemmas (#736)\n\nThis fixes a mistake in #723, where `iff` lemmas were invisibly translated to `eq` lemmas.\r\nThis meant that they were treated by simp as having higher priority, since it seems `eq` lemmas are always visited before `iff` lemmas, irrespective of priority.\r\n\r\nThis restores the old behavior by instead teaching `dsimp` how to handle `iff` lemmas.\r\nThis should make bumping mathlib easier.",
          "is_bot": false,
          "headline": "fix(tactic/simp_lemmas): do not treat `iff` refl lemmas as if they we…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-06-26T15:08:07Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "c9e1da24cae848e06f44bc501e4c7cf18f652552",
          "body": null,
          "is_bot": false,
          "headline": "chore(*): release 3.44.0 (#735)",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
          "committed_at": "2022-06-24T12:50:04Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "55eb9e136bdd371cda99de29f9b8204de0ade573",
          "body": "…` as refl lemmas (#723)",
          "is_bot": false,
          "headline": "feat(frontends/lean/definition_cmds): tag lemmas proved with `iff.rfl…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-06-24T10:52:07Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "e77a64739870401e78ef3294bb95b8733b900cba",
          "body": "…d` explicit (#734)\n\nThis prevents typeclass inference treating the type as reducible and unfolding type synonyms; the test in this PR would enter a typeclass inference loop without this change.\r\n\r\nThe main side-effect here is that a lot of `[reflected X]`s in mathlib will have to be rewritten as `[reflected Type X]`.",
          "is_bot": false,
          "headline": "refactor(library/init/meta/expr): make the type argument to `reflecte…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-06-23T20:25:04Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "6e7b2a2d42c6783ef6b334c54d0524736c2a8d58",
          "body": "As [reported on Zulip](https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/Sort.20is.20Prop).",
          "is_bot": false,
          "headline": "fix(lean/elaborator.cpp): reject `Sort` and suggest `Prop` (#732)",
          "author_name": "Mario Carneiro",
          "author_login": "digama0",
          "committed_at": "2022-06-23T13:17:59Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "f2a8bb2093e1d964cb8019551c7b9d5747709fb8",
          "body": "See https://github.com/leanprover/vscode-lean/pull/305 for the payoff",
          "is_bot": false,
          "headline": "add support for listing symbols in a file (#724)",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-06-15T15:29:40Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "fe72362673891c702d3ac9744f43f95ea7e5fbb9",
          "body": "Introduces a function `io.unsafe_perform_io : io α → except io.error α`.\r\nIt is not possible to derive this from `tactic.unsafe_run_io` because\r\nthere is no `tactic_state.mk_empty`. The warnings about compiler\r\noptimisations have been moved from the `tactic.unsafe_run_io` docstring\r\nto `io.unsafe_perform_io`.",
          "is_bot": false,
          "headline": "feat: io.unsafe_perform_io (#730)",
          "author_name": "Ed Ayers",
          "author_login": "EdAyers",
          "committed_at": "2022-06-15T10:10:14Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "c811f7ef551f83c6e8bbbb8f327ad7bc7ff39032",
          "body": "See https://github.com/leanprover/vscode-lean/pull/306 for the payoff\r\n\r\nThis makes the decision that `def` vs `lemma` is a useless distinction, as many of the definitions generated by an inductive type are marked a `def`s even when morally they're a lemma.\r\n\r\nSimilarly, axioms are not given special treatment as the difference between `classical.choice` (an axiom) and `classical.some` (a lemma using that axiom) is unlikely to be of interest when autocompleting.",
          "is_bot": false,
          "headline": "feat(server): record symbol kinds in completion info (#727)",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-06-14T14:26:37Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "461ce8e4f54d19f673eeab6c4b2613893f8d6b5c",
          "body": "…729)",
          "is_bot": false,
          "headline": "doc(library/init/meta/expr): Add a docstring for `reflected.subst` (#…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-06-13T20:03:06Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "91a00bf8b8a39770202a1114b59001ca071489dd",
          "body": "This makes it slightly easier to debug `lean` when run against a single `.lean` file.",
          "is_bot": false,
          "headline": "feat(.vscode): Add a debug configuration for vscode (#726)",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
          "committed_at": "2022-06-10T18:40:05Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "38b59111b2b4e6c572582b27e8937e92fc70ac02",
          "body": "Make arguments to equivalences implicit and rename the corresponding lemmas according to the corresponding mathlib names:\r\n* `add_le_add_iff_le_right` → `add_le_add_iff_le_right`\r\n* `sub_le_sub_right_iff` → `sub_le_sub_iff_right`\r\n* `add_le_to_le_sub` → `le_sub_iff_right`",
          "is_bot": false,
          "headline": "chore(init/data/nat/lemmas): Turn implicit arguments to `↔` (#719)",
          "author_name": "Yaël Dillies",
          "author_login": "YaelDillies",
          "committed_at": "2022-06-06T10:04:25Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "8d7a5b1e728492e368ef48c790157ae49e636b31",
          "body": "On request of @b-mehta.",
          "is_bot": false,
          "headline": "doc(init): Add note on `pair` (#717)",
          "author_name": "Violeta Hernández",
          "author_login": "vihdzp",
          "committed_at": "2022-05-20T07:43:57Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "bfce34363b0efe86e93e3fe75de76ab3740c772d",
          "body": null,
          "is_bot": false,
          "headline": "chore(*): release 3.43.0 (#716)",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
          "committed_at": "2022-05-18T12:46:40Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "ab343ab4edc491dbd02bed7b70295a0bb88be06f",
          "body": "Moving to `mathlib`",
          "is_bot": false,
          "headline": "chore(library/init/data/set): drop `set.sUnion` (#675)",
          "author_name": "Yury G. Kudryashov",
          "author_login": "urkud",
          "committed_at": "2022-05-18T12:12:20Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "d532415db5f30eadf2737fe66c41d0bfda41ee7f",
          "body": "This PR better clarifies what `acc` and `well_founded` mean (I found them quite cryptic for the longest time).",
          "is_bot": false,
          "headline": "doc(wf): Improve docs for `acc`, `well_founded` (#715)",
          "author_name": "Violeta Hernández",
          "author_login": "vihdzp",
          "committed_at": "2022-05-17T19:50:27Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "47aeedd9472197a461139a482577f4ff837396a6",
          "body": "Uninstance `decidable_eq_of_decidable_le` and `decidable_lt_of_decidable_le`. Those mess up with decidability instances coming from `linear_order` and make `by_contra` (but not `by_contra'`) much slower.",
          "is_bot": false,
          "headline": "chore(init/algebra/order): Uninstance order decidability (#714)",
          "author_name": "Yaël Dillies",
          "author_login": "YaelDillies",
          "committed_at": "2022-05-08T11:22:43Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "ea504e5bce833057669f35a1ef68292ce1f033c8",
          "body": "Mathlib has its own version of transitive closure as `relation.trans_gen`, so this commit removes the relatively unused version from core. The transitive closure of a well-founded relation is already in mathlib as `relation.well_founded.trans_gen`.\r\n\r\nCo-authored-by: Junyan Xu <junyanxu.math@gmail.com>",
          "is_bot": false,
          "headline": "refactor(library/init/logic): remove tc (#713)",
          "author_name": "Kyle Miller",
          "author_login": "kmill",
          "committed_at": "2022-05-08T10:51:41Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "f722a688012753f6adbd57e3df7499d498d82945",
          "body": "…p theorems (#712)\n\nThe error message for non-Prop theorems gives misleading advice -- you likely want to switch to using a `def` rather than adding `noncomputable`. This change also prevents the error from appearing if the type of the theorem contains `sorry`, since a user is likely in the process of editing the theorem and the `def`/`noncomputable` advice is unhelpful.",
          "is_bot": false,
          "headline": "fix(noncomputable, definition_cmds): better error message for non-Pro…",
          "author_name": "Kyle Miller",
          "author_login": "kmill",
          "committed_at": "2022-05-02T08:40:49Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "5d73a8759a8a15097cc06ad328672b65f6c74c09",
          "body": "… to `local` command (#711)\n\nThe notation commands are supposed to reject modifiers/attrs/docstrings, but using them via the `local` command circumvents the check. This adds the check for `local` notations.",
          "is_bot": false,
          "headline": "fix(frontends/lean/builtin_cmds): add modifiers/attrs/docstring check…",
          "author_name": "Kyle Miller",
          "author_login": "kmill",
          "committed_at": "2022-04-29T12:47:28Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "5885f626d8db2f03abe21c45749d8e3995f0988e",
          "body": "…ault_dec_tac` that `n < n.succ` (#710)\n\nThis feels like a \"trivial\" enough result to go in `trivial_nat_lt`",
          "is_bot": false,
          "headline": "feat(init/meta/well_founded_tactics): teach `well_founded_tactics.def…",
          "author_name": "Eric Wieser",
          "author_login": "eric-wieser",
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          "headline": "chore(*): release 3.42.1c (#707)",
          "author_name": "Gabriel Ebner",
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          "body": "…he (#706)\n\nKudos to Gabriel for the pointer!",
          "is_bot": false,
          "headline": "fix(library/init/meta/async_tactic): make async aware of instance cac…",
          "author_name": "Johan Commelin",
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          "oid": "848cddb3efb06cdcc53dc46c3784c04a0d49fc8a",
          "body": "* feat: export pretty-printed tactic states in ast\r\n\r\nThis small commit, in combination with the ast parsing in mathport, together make it straightforward to produce high-quality datasets of tactic applications.\r\n\r\n* chore: put tspp behind flag\r\n\r\n* perf: put tactic state ast export behind flag\r\n\r\n*\n[…]\ny\r\n\r\n@digama0 suggested something similar\r\nhttps://github.com/leanprover-community/lean/pull/702#discussion_r828763589\r\n\r\n* style: include <string>\r\n\r\n* fix: add pp to tactic-state summary after dedup",
          "is_bot": false,
          "headline": "feat: export pretty-printed tactic states (#702)",
          "author_name": "Daniel Selsam",
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          "oid": "b35d4695da88139a9168f2ad7acf0782e66dc4f0",
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          "headline": "chore(*): release 3.42.0c (#705)",
          "author_name": "Gabriel Ebner",
          "author_login": "gebner",
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          "oid": "44159e7516b9975c65a1c16e6f570dd7bac6c5a4",
          "body": "…oncomputable (#704)\n\nThe noncomputability checker is meant to determine what can and cannot be VM compiled, and since theorems do not get VM compiled, non-Prop theorems should be noncomputable. This is more restrictive than necessary, but at least for mathlib every theorem must be Prop-valued to pass the linter anyway.\r\n\r\nThe noncomputability error messages are also somewhat improved.",
          "is_bot": false,
          "headline": "fix(noncomputable,definition_cmds): require non-Prop theorems to be n…",
          "author_name": "Kyle Miller",
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          "body": "This adds a user-visible feature: the `noncomputable!` modifier. Definitions with this will not have their computability checked, will be marked noncomputable when added to the environment, and will not be VM compiled. Noncomputability modifiers interact with the `noncomputable theory` command in th\n[…]\nean 4 porting effort any more difficult.\r\n\r\nBehind the scenes, there is a little bit of cleanup, refactoring, and additional internal documentation.\n\nCo-authored-by: Mario Carneiro <di.gama@gmail.com>",
          "is_bot": false,
          "headline": "feat(modifiers): `noncomputable!` to force noncomputability (#703)",
          "author_name": "Kyle Miller",
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          "oid": "541f0f84f10d171374671c243f592cf7d08a7514",
          "body": "…n (#699)\n\nUsing the file name for private name generation is not deterministic and breaks caching because it includes the full path to the file.",
          "is_bot": false,
          "headline": "fix(library/private): do not use file name for private name generatio…",
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          "headline": "chore(*): release 3.41.0 (#698)",
          "author_name": "Gabriel Ebner",
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          "body": "Adds the premise selection code from my 2019 leanhammer prototype, as presented at LT2020: https://www.andrew.cmu.edu/user/avigad/meetings/fomm2020/slides/fomm_ebner.pdf\r\n\r\nThis PR adds two separate selection algorithms.  A simple one based on TF-IDF, and it also vendors the premise selection code from CoqHammer with bindings to make it accessible to meta code.",
          "is_bot": false,
          "headline": "feat: premise selection (#696)",
          "author_name": "Gabriel Ebner",
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          "body": "…697)\n\nFixes #695.",
          "is_bot": false,
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          "body": "…ous fields (#694)\n\nThis fixes an assertion error when compiling the most recent mathlib using a debug build of Lean.",
          "is_bot": false,
          "headline": "fix(heuristic_inst_name): give the heuristic name awareness of anonym…",
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          "body": "…ts after inductive type's parameters (#693)\n\nThis adds functionality to the noncomputability checker to skip arguments to a constructor that correspond to parameters for its corresponding inductive type. These have no computational relevance. This brings it more in line with `src/library/compiler/simp_inductive`, which only looks at computationally relevant arguments after the parameters. This also appears to be closer to Lean 4's behavior.",
          "is_bot": false,
          "headline": "feat(src/library/noncomputable): for constructors, only check argumen…",
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          "body": "There is an internal variable to control pretty printing of unary nats, but at some point it lost its own option and has been controlled by `pp.numerals`. This reintroduces an option.\r\n\r\nThis also makes the `pp.numeral_types` less confusing for unary nats, having them instead be displayed in exactly the same way as other numerals. This also means that if `nat` has the `pp_numeral_types` attribute then even unary nats will be displayed with a type ascription.",
          "is_bot": false,
          "headline": "feat(pp): add option to control pretty printing of unary nats (#692)",
          "author_name": "Kyle Miller",
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          "oid": "1bf0e939079b8bdd1e05873a3ff3fc2789f1550f",
          "body": "…merals (#691)\n\nThis provides a mechanism to cause the pretty printer to display type ascriptions when displaying numerals. They are shown either when the head of the type of the numeral has the `pp_numeral_type` attribute or when the `pp.numeral_types` option is set to `true`.\r\n\r\nFor example,\r\n```l\n[…]\nplayed without additional notation, to signal that this is not a numeral in normal `bit0`/`bit1` form.\r\n```lean\r\nset_option pp.numeral_types true\r\n#check nat.zero.succ.succ.succ\r\n-- (3 : nat) : ℕ\r\n```",
          "is_bot": false,
          "headline": "feat(pp): add option and attribute to display type ascriptions for nu…",
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          "oid": "966acfb6927616f3e0cce2fd59b607e9b38d38f9",
          "body": "The LHS metavar check for rw occurred before symmetry (the `←`) was applied, leading to the bug where `rw ← h` might fail with \"rewrite tactic failed, lemma lhs is a metavariable\" but `rw h.symm` would succeed.\r\n\r\n---\r\n\r\nThe metavar check is there because it otherwise would give an unhelpful error m\n[…]\n\r\n14:3: rewrite tactic failed, did not find instance of the pattern in the target expression\r\n  ?m_1\r\n```\r\nThis appears to be because `kabstract` searches for matches based on the head of the pattern.",
          "is_bot": false,
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          "body": "…tic block (#689)\n\nThis supports being able to \"comment out\" parts of a tactic proof, which is useful during proof development when there are slow subproofs.\r\n\r\nFor example, to skip over the first subproof:\r\n```\r\nexample (p : Prop) : p ↔ p :=\r\nbegin\r\n  split,\r\n  sorry { intro h, assumption, },\r\n  { intro h, assumption, },\r\nend\r\n```",
          "is_bot": false,
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          "headline": "chore(*): release 3.40.0 (#688)",
          "author_name": "Gabriel Ebner",
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          "body": "… (#687)\n\nThis fixes a mismatch with mathport expectations on the names of foldl notations.",
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          "headline": "chore(*): release 3.39.2 (#684)",
          "author_name": "Gabriel Ebner",
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          "body": "I believe this PR fixes the regressions @gebner found at https://github.com/leanprover-community/mathport/pull/103#issuecomment-1032831801 I haven't run the full mathport pipeline with it though.",
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          "body": "…682)\n\nFixes #673",
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          "author_name": "Gabriel Ebner",
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          "body": "See https://github.com/leanprover-community/mathport/issues/101\r\n\r\nI think it was Sebastian who originally suggested this approach of just recording the comments together with their range in the source file.  In synport we can just add them back to the final syntax at the some appropriate place (see `Syntax.updateLeading`; we already record range information for pexprs).\r\n\r\ncc @digama0 @dselsam",
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                "detail": "top contributor authored 74% of commits",
                "points": 5.9,
                "status": "partial",
                "details": [
                  {
                    "code": "top_contributor_share",
                    "params": {
                      "share": 74
                    }
                  }
                ],
                "max_points": 22.5
              },
              {
                "key": "contributor_breadth",
                "name": "Contributor breadth",
                "detail": "66 contributors",
                "points": 13.5,
                "status": "met",
                "details": [
                  {
                    "code": "contributors_sampled",
                    "params": {
                      "count": 66
                    }
                  }
                ],
                "max_points": 13.5
              },
              {
                "key": "openssf_scorecard_contributors",
                "name": "OpenSSF Scorecard: Contributors",
                "detail": "project has 53 contributing companies or organizations",
                "points": 10,
                "status": "met",
                "details": [],
                "max_points": 10
              }
            ]
          },
          {
            "key": "responsiveness",
            "band": "at_risk",
            "name": "Issue & PR responsiveness",
            "note": null,
            "notes": [],
            "value": 30,
            "inputs": {
              "merged_prs": 118,
              "open_issues": 107,
              "closed_issues": 98,
              "issue_closed_ratio": 0.478,
              "closed_unmerged_prs": 468
            },
            "components": [
              {
                "key": "issue_resolution",
                "name": "Issue resolution",
                "detail": "48% of issues closed",
                "points": 22.3,
                "status": "partial",
                "details": [
                  {
                    "code": "issues_closed_share",
                    "params": {
                      "share": 48
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                  }
                ],
                "max_points": 46.75
              },
              {
                "key": "pr_acceptance",
                "name": "PR acceptance",
                "detail": "118/586 decided PRs merged",
                "points": 7.7,
                "status": "partial",
                "details": [
                  {
                    "code": "decided_prs_merged",
                    "params": {
                      "merged": 118,
                      "decided": 586
                    }
                  }
                ],
                "max_points": 38.25
              },
              {
                "key": "openssf_scorecard_code_review",
                "name": "OpenSSF Scorecard: Code-Review",
                "detail": "Found 2/30 approved changesets -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 15
              }
            ]
          },
          {
            "key": "stewardship",
            "band": "good",
            "name": "Ownership & stewardship",
            "note": null,
            "notes": [],
            "value": 76,
            "inputs": {
              "followers": 928,
              "owner_type": "Organization",
              "is_verified": null,
              "owner_login": "leanprover-community",
              "public_repos": 107,
              "account_age_days": 2918
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            "components": [
              {
                "key": "ownership_backing",
                "name": "Ownership backing",
                "detail": "organization-owned",
                "points": 30,
                "status": "met",
                "details": [
                  {
                    "code": "owner_organization",
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                "max_points": 30
              },
              {
                "key": "verified_domain",
                "name": "Verified domain",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 20
              },
              {
                "key": "owner_reach",
                "name": "Owner reach",
                "detail": "928 followers of leanprover-community",
                "points": 21.3,
                "status": "partial",
                "details": [
                  {
                    "code": "owner_followers",
                    "params": {
                      "count": 928,
                      "login": "leanprover-community"
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                  }
                ],
                "max_points": 25
              },
              {
                "key": "track_record",
                "name": "Track record",
                "detail": "107 public repos, account ~7 yr old",
                "points": 25,
                "status": "met",
                "details": [
                  {
                    "code": "public_repos",
                    "params": {
                      "count": 107
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                  {
                    "code": "account_age_years",
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                      "years": 7
                    }
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                "max_points": 25
              }
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          }
        ],
        "description": "Will the project survive its people — bus factor, responsiveness, who backs it, and package upkeep?"
      },
      {
        "key": "engineering",
        "band": "moderate",
        "name": "Engineering Quality",
        "value": 69,
        "weight": 0.2,
        "metrics": [
          {
            "key": "engineering_practices",
            "band": "at_risk",
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            "note": null,
            "notes": [],
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            "inputs": {
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                "points": 24,
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                "details": [
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                    "code": "ci_workflows",
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                "max_points": 24
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              {
                "key": "tests_present",
                "name": "Tests present",
                "detail": null,
                "points": 24,
                "status": "met",
                "details": [],
                "max_points": 24
              },
              {
                "key": "linter_config",
                "name": "Linter config",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 16
              },
              {
                "key": "pre_commit_hooks",
                "name": "Pre-commit hooks",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 9.6
              },
              {
                "key": "editorconfig",
                "name": ".editorconfig",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 6.4
              },
              {
                "key": "openssf_scorecard_ci_tests",
                "name": "OpenSSF Scorecard: CI-Tests",
                "detail": "0 out of 2 merged PRs checked by a CI test -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 20
              }
            ]
          },
          {
            "key": "documentation",
            "band": "excellent",
            "name": "Documentation",
            "note": null,
            "notes": [],
            "value": 100,
            "inputs": {
              "topics": [
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              ],
              "has_wiki": true,
              "homepage": "http://leanprover-community.github.io/",
              "has_readme": true,
              "has_docs_dir": true,
              "has_description": true
            },
            "components": [
              {
                "key": "readme",
                "name": "README",
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                "points": 30,
                "status": "met",
                "details": [],
                "max_points": 30
              },
              {
                "key": "documentation_directory",
                "name": "Documentation directory",
                "detail": null,
                "points": 25,
                "status": "met",
                "details": [],
                "max_points": 25
              },
              {
                "key": "documentation_homepage_site",
                "name": "Documentation / homepage site",
                "detail": "http://leanprover-community.github.io/",
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                "status": "met",
                "details": [],
                "max_points": 15
              },
              {
                "key": "repository_description",
                "name": "Repository description",
                "detail": null,
                "points": 10,
                "status": "met",
                "details": [],
                "max_points": 10
              },
              {
                "key": "topics",
                "name": "Topics",
                "detail": "1 topics",
                "points": 10,
                "status": "met",
                "details": [
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                    "code": "topics_count",
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                "max_points": 10
              },
              {
                "key": "wiki",
                "name": "Wiki",
                "detail": null,
                "points": 10,
                "status": "met",
                "details": [],
                "max_points": 10
              }
            ]
          }
        ],
        "description": "Are baseline engineering and documentation practices in place?"
      },
      {
        "key": "security",
        "band": "at_risk",
        "name": "Security",
        "value": 32,
        "weight": 0.16,
        "metrics": [
          {
            "key": "security_posture",
            "band": "at_risk",
            "name": "Security posture",
            "note": "Excluded from scoring (no data or not applicable): Branch-Protection, Packaging. Remaining weights renormalized.",
            "notes": [
              {
                "code": "excluded_no_data",
                "params": {
                  "components": [
                    "branch_protection",
                    "packaging"
                  ]
                }
              },
              {
                "code": "weights_renormalized",
                "params": {}
              }
            ],
            "value": 32,
            "inputs": {
              "source": "openssf_scorecard",
              "checks_evaluated": 16,
              "scorecard_version": "v5.5.0",
              "checks_inconclusive": 2,
              "scorecard_aggregate": 3.2
            },
            "components": [
              {
                "key": "binary_artifacts",
                "name": "Binary-Artifacts",
                "detail": "no binaries found in the repo",
                "points": 7.5,
                "status": "met",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "branch_protection",
                "name": "Branch-Protection",
                "detail": "internal error: error during branchesHandler.setup: internal error: some github tokens can't read classic branch protection rules: https://github.com/ossf/scorecard-action/blob/main/docs/authentication/fine-grained-auth-token.md",
                "points": 0,
                "status": "excluded",
                "details": [
                  {
                    "code": "no_data",
                    "params": {}
                  }
                ],
                "max_points": 7.5
              },
              {
                "key": "ci_tests",
                "name": "CI-Tests",
                "detail": "0 out of 2 merged PRs checked by a CI test -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "cii_best_practices",
                "name": "CII-Best-Practices",
                "detail": "no effort to earn an OpenSSF best practices badge detected",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "code_review",
                "name": "Code-Review",
                "detail": "Found 2/30 approved changesets -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "contributors",
                "name": "Contributors",
                "detail": "project has 53 contributing companies or organizations",
                "points": 2.5,
                "status": "met",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "dangerous_workflow",
                "name": "Dangerous-Workflow",
                "detail": "no dangerous workflow patterns detected",
                "points": 10,
                "status": "met",
                "details": [],
                "max_points": 10
              },
              {
                "key": "dependency_update_tool",
                "name": "Dependency-Update-Tool",
                "detail": "no update tool detected",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "fuzzing",
                "name": "Fuzzing",
                "detail": "project is not fuzzed",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 5
              },
              {
                "key": "license",
                "name": "License",
                "detail": "license file detected",
                "points": 2.5,
                "status": "met",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "maintained",
                "name": "Maintained",
                "detail": "0 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "packaging",
                "name": "Packaging",
                "detail": "packaging workflow not detected",
                "points": 0,
                "status": "excluded",
                "details": [
                  {
                    "code": "no_data",
                    "params": {}
                  }
                ],
                "max_points": 5
              },
              {
                "key": "pinned_dependencies",
                "name": "Pinned-Dependencies",
                "detail": "dependency not pinned by hash detected -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 5
              },
              {
                "key": "sast",
                "name": "SAST",
                "detail": "SAST tool is not run on all commits -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 5
              },
              {
                "key": "security_policy",
                "name": "Security-Policy",
                "detail": "security policy file not detected",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 5
              },
              {
                "key": "signed_releases",
                "name": "Signed-Releases",
                "detail": "Project has not signed or included provenance with any releases.",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "token_permissions",
                "name": "Token-Permissions",
                "detail": "detected GitHub workflow tokens with excessive permissions",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "vulnerabilities",
                "name": "Vulnerabilities",
                "detail": "0 existing vulnerabilities detected",
                "points": 7.5,
                "status": "met",
                "details": [],
                "max_points": 7.5
              }
            ]
          },
          {
            "key": "high_risk_jurisdiction_exposure",
            "band": "excellent",
            "name": "High-Risk Jurisdiction Exposure",
            "note": "Only high-confidence self-published location evidence affects this multiplier. Ambiguous matches are review-only; country evidence is not proof of nationality, citizenship, legal registration, malicious intent, or sanctions status.",
            "notes": [
              {
                "code": "jurisdiction_evidence_limits",
                "params": {}
              }
            ],
            "value": 100,
            "inputs": {
              "meaning": "self-published location evidence; not nationality or citizenship",
              "red_flag": false,
              "exposures": [],
              "policy_countries": [
                "Russia",
                "Iran",
                "North Korea"
              ],
              "review_only_matches": 0,
              "assessed_self_published_locations": 11
            },
            "components": [
              {
                "key": "policy_exposure_multiplier",
                "name": "Policy exposure multiplier",
                "detail": "no confirmed policy-scope location match",
                "points": 100,
                "status": "met",
                "details": [
                  {
                    "code": "jurisdiction_no_match",
                    "params": {}
                  }
                ],
                "max_points": 100
              }
            ]
          }
        ],
        "description": "Are visible security and supply-chain practices strong, with no malicious dependency and no unresolved high-risk jurisdiction exposure?"
      },
      {
        "key": "ai_readiness",
        "band": "at_risk",
        "name": "AI Readiness",
        "value": 47,
        "weight": 0,
        "metrics": [
          {
            "key": "ai_agent_context",
            "band": "at_risk",
            "name": "Agent context & guidance",
            "note": null,
            "notes": [],
            "value": 40,
            "inputs": {
              "has_llms_txt": false,
              "legible_history_share": 0.98,
              "agent_instruction_files": [],
              "agent_instruction_max_bytes": null
            },
            "components": [
              {
                "key": "agent_instructions",
                "name": "Agent instructions",
                "detail": "no CLAUDE.md / AGENTS.md / editor rules",
                "points": 0,
                "status": "missed",
                "details": [
                  {
                    "code": "no_agent_instructions",
                    "params": {}
                  }
                ],
                "max_points": 45
              },
              {
                "key": "machine_readable_docs_llms_txt",
                "name": "Machine-readable docs (llms.txt)",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 15
              },
              {
                "key": "legible_commit_history",
                "name": "Legible commit history",
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                "points": 40,
                "status": "met",
                "details": [
                  {
                    "code": "legible_history",
                    "params": {
                      "legible": 98,
                      "sampled": 100
                    }
                  }
                ],
                "max_points": 40
              }
            ]
          },
          {
            "key": "ai_verify_loop",
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            "name": "Verify loop (build / test / typecheck)",
            "note": null,
            "notes": [],
            "value": 33,
            "inputs": {
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              "has_tests": true,
              "lockfiles": [],
              "has_dockerfile": false,
              "typed_language": true,
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              "has_devcontainer": false,
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              "agent_commit_share": 0,
              "toolchain_manifests": [],
              "dependency_bot_commit_share": 0
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            "components": [
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                "key": "one_command_bootstrap",
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                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 18
              },
              {
                "key": "automated_tests",
                "name": "Automated tests",
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              },
              {
                "key": "lint_format_config",
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                "detail": null,
                "points": 0,
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                "details": [],
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              },
              {
                "key": "static_type_checking",
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                "points": 11,
                "status": "met",
                "details": [
                  {
                    "code": "statically_typed_language",
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                      "language": "C++"
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                ],
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              },
              {
                "key": "reproducible_environment",
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                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 10
              },
              {
                "key": "demonstrated_agent_practice",
                "name": "Demonstrated agent practice",
                "detail": "no agent-authored commits among the last 100",
                "points": 0,
                "status": "missed",
                "details": [
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                    "code": "no_agent_authored_commits",
                    "params": {
                      "sampled": 100
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                  }
                ],
                "max_points": 10
              },
              {
                "key": "automated_maintenance",
                "name": "Automated maintenance",
                "detail": "no automated dependency updates observed",
                "points": 0,
                "status": "missed",
                "details": [
                  {
                    "code": "no_dependency_automation",
                    "params": {}
                  }
                ],
                "max_points": 8
              },
              {
                "key": "openssf_scorecard_pinned_dependencies",
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                "status": "missed",
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              }
            ]
          },
          {
            "key": "ai_code_legibility",
            "band": "excellent",
            "name": "Code legibility for models",
            "note": null,
            "notes": [],
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            "inputs": {
              "primary_language": "C++",
              "largest_source_bytes": 355681,
              "source_files_sampled": 792,
              "oversized_source_files": 12
            },
            "components": [
              {
                "key": "type_checkable_code",
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                "detail": "C++ (statically typed)",
                "points": 45,
                "status": "met",
                "details": [
                  {
                    "code": "statically_typed_language",
                    "params": {
                      "language": "C++"
                    }
                  }
                ],
                "max_points": 45
              },
              {
                "key": "manageable_file_sizes",
                "name": "Manageable file sizes",
                "detail": "12/792 source files over 60KB",
                "points": 54.2,
                "status": "partial",
                "details": [
                  {
                    "code": "oversized_source_files",
                    "params": {
                      "kb": 60,
                      "sampled": 792,
                      "oversized": 12
                    }
                  }
                ],
                "max_points": 55
              }
            ]
          }
        ],
        "description": "How well is the repo equipped to be developed and maintained with AI coding agents? An independent, experimental badge — weight 0.0, so it is surfaced on its own and does not affect the overall health score."
      }
    ],
    "metrics_version": "1.13.0"
  },
  "warnings": [],
  "report_type": "repository",
  "generated_at": "2026-07-21T20:26:32.033317Z",
  "schema_version": "0.23.0",
  "badge_url": "https://raw.githubusercontent.com/inspect-software/badges/main/v1/l/leanprover-community/lean.svg",
  "full_name": "leanprover-community/lean",
  "license_state": "standard",
  "license_spdx": "Apache-2.0"
}

评分是信号,而非担保。 评分反映的是 GitHub 上公开可见的实践——不是代码审计,也不是安全保证。

缺失数据将被剔除并重新归一化权重,绝不按零分计。方法论已版本化并公开:指标 v1.13.0、模式 v0.23.0—— 完整方法论 · 指标知识库.

单项结果在整体记录中的位置: 汇总统计.