Bumps [ruff](https://github.com/astral-sh/ruff) from 0.15.12 to 0.15.15. <details> <summary>Release notes</summary> <p><em>Sourced from <a href="https://github.com/astral-sh/ruff/releases">ruff's releases</a>.</em></p> <blockquote> <h2>0.15.15</h2> <h2>Release Notes</h2> <p>Released on 2026-05-28.</p> <h3>Preview features</h3> <ul> <li>Fix Markdown closing fence handling (<a href="https://redirect.github.com/astral-sh/ruff/pull/25310">#25310</a>)</li> <li>[<code>pyflakes</code>] Report duplicate imports in <code>typing.TYPE_CHECKING</code> block (<code>F811</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/22560">#22560</a>)</li> </ul> <h3>Bug fixes</h3> <ul> <li>[<code>pyflakes</code>] Treat function-scope bare annotations as locals per PEP 526 (<code>F821</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/21540">#21540</a>)</li> </ul> <h3>Performance</h3> <ul> <li>Avoid redundant <code>TokenValue</code> drops in the lexer (<a href="https://redirect.github.com/astral-sh/ruff/pull/25300">#25300</a>)</li> <li>Reduce memory usage by dropping token-excess capacity and improve performance by approximating the initial tokens <code>Vec</code> size (<a href="https://redirect.github.com/astral-sh/ruff/pull/25354">#25354</a>)</li> <li>Use <code>ThinVec</code> in AST to shrink <code>Stmt</code> (<a href="https://redirect.github.com/astral-sh/ruff/pull/25361">#25361</a>)</li> </ul> <h3>Documentation</h3> <ul> <li>Fix <code>line-length</code> example for <code>--config</code> option (<a href="https://redirect.github.com/astral-sh/ruff/pull/25389">#25389</a>)</li> <li>[<code>flake8-comprehensions</code>] Document <code>RecursionError</code> edge case in <code>__len__</code> (<code>C416</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25286">#25286</a>)</li> <li>[<code>mccabe</code>] Improve example (<code>C901</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25287">#25287</a>)</li> <li>[<code>pyupgrade</code>] Clarify fix safety docs (<code>UP007</code>, <code>UP045</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25288">#25288</a>)</li> <li>[<code>refurb</code>] Document <code>FURB192</code> exception change for empty sequences (<a href="https://redirect.github.com/astral-sh/ruff/pull/25317">#25317</a>)</li> <li>[<code>ruff</code>] Document false negative for user-defined types (<code>RUF013</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25289">#25289</a>)</li> </ul> <h3>Formatter</h3> <ul> <li>Fix formatting of lambdas nested within f-strings (<a href="https://redirect.github.com/astral-sh/ruff/pull/25398">#25398</a>)</li> </ul> <h3>Server</h3> <ul> <li>Return code action for <code>codeAction/resolve</code> requests that contain no or no valid URL (<a href="https://redirect.github.com/astral-sh/ruff/pull/25365">#25365</a>)</li> </ul> <h3>Other changes</h3> <ul> <li>Expand semantic syntax errors for invalid walruses (<a href="https://redirect.github.com/astral-sh/ruff/pull/25415">#25415</a>)</li> </ul> <h3>Contributors</h3> <ul> <li><a href="https://github.com/chirizxc"><code>@chirizxc</code></a></li> <li><a href="https://github.com/ntBre"><code>@ntBre</code></a></li> <li><a href="https://github.com/adityasingh2400"><code>@adityasingh2400</code></a></li> <li><a href="https://github.com/charliermarsh"><code>@charliermarsh</code></a></li> <li><a href="https://github.com/fallintoplace"><code>@fallintoplace</code></a></li> <li><a href="https://github.com/martin-schlossarek"><code>@martin-schlossarek</code></a></li> <li><a href="https://github.com/MichaReiser"><code>@MichaReiser</code></a></li> </ul>  </blockquote> <p>... (truncated)</p> </details> <details> <summary>Changelog</summary> <p><em>Sourced from <a href="https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md">ruff's changelog</a>.</em></p> <blockquote> <h2>0.15.15</h2> <p>Released on 2026-05-28.</p> <h3>Preview features</h3> <ul> <li>Fix Markdown closing fence handling (<a href="https://redirect.github.com/astral-sh/ruff/pull/25310">#25310</a>)</li> <li>[<code>pyflakes</code>] Report duplicate imports in <code>typing.TYPE_CHECKING</code> block (<code>F811</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/22560">#22560</a>)</li> </ul> <h3>Bug fixes</h3> <ul> <li>[<code>pyflakes</code>] Treat function-scope bare annotations as locals per PEP 526 (<code>F821</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/21540">#21540</a>)</li> </ul> <h3>Performance</h3> <ul> <li>Avoid redundant <code>TokenValue</code> drops in the lexer (<a href="https://redirect.github.com/astral-sh/ruff/pull/25300">#25300</a>)</li> <li>Reduce memory usage by dropping token-excess capacity and improve performance by approximating the initial tokens <code>Vec</code> size (<a href="https://redirect.github.com/astral-sh/ruff/pull/25354">#25354</a>)</li> <li>Use <code>ThinVec</code> in AST to shrink <code>Stmt</code> (<a href="https://redirect.github.com/astral-sh/ruff/pull/25361">#25361</a>)</li> </ul> <h3>Documentation</h3> <ul> <li>Fix <code>line-length</code> example for <code>--config</code> option (<a href="https://redirect.github.com/astral-sh/ruff/pull/25389">#25389</a>)</li> <li>[<code>flake8-comprehensions</code>] Document <code>RecursionError</code> edge case in <code>__len__</code> (<code>C416</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25286">#25286</a>)</li> <li>[<code>mccabe</code>] Improve example (<code>C901</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25287">#25287</a>)</li> <li>[<code>pyupgrade</code>] Clarify fix safety docs (<code>UP007</code>, <code>UP045</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25288">#25288</a>)</li> <li>[<code>refurb</code>] Document <code>FURB192</code> exception change for empty sequences (<a href="https://redirect.github.com/astral-sh/ruff/pull/25317">#25317</a>)</li> <li>[<code>ruff</code>] Document false negative for user-defined types (<code>RUF013</code>) (<a href="https://redirect.github.com/astral-sh/ruff/pull/25289">#25289</a>)</li> </ul> <h3>Formatter</h3> <ul> <li>Fix formatting of lambdas nested within f-strings (<a href="https://redirect.github.com/astral-sh/ruff/pull/25398">#25398</a>)</li> </ul> <h3>Server</h3> <ul> <li>Return code action for <code>codeAction/resolve</code> requests that contain no or no valid URL (<a href="https://redirect.github.com/astral-sh/ruff/pull/25365">#25365</a>)</li> </ul> <h3>Other changes</h3> <ul> <li>Expand semantic syntax errors for invalid walruses (<a href="https://redirect.github.com/astral-sh/ruff/pull/25415">#25415</a>)</li> </ul> <h3>Contributors</h3> <ul> <li><a href="https://github.com/chirizxc"><code>@chirizxc</code></a></li> <li><a href="https://github.com/ntBre"><code>@ntBre</code></a></li> <li><a href="https://github.com/adityasingh2400"><code>@adityasingh2400</code></a></li> <li><a href="https://github.com/charliermarsh"><code>@charliermarsh</code></a></li> <li><a href="https://github.com/fallintoplace"><code>@fallintoplace</code></a></li> <li><a href="https://github.com/martin-schlossarek"><code>@martin-schlossarek</code></a></li> <li><a href="https://github.com/MichaReiser"><code>@MichaReiser</code></a></li> <li><a href="https://github.com/Ruchir28"><code>@Ruchir28</code></a></li> </ul>  </blockquote> <p>... (truncated)</p> </details> <details> <summary>Commits</summary> <ul> <li><a href="https://github.com/astral-sh/ruff/commit/db5aa0a5f1b92cb91d910bf0866a967554dd94f5"><code>db5aa0a</code></a> Bump 0.15.15 (<a href="https://redirect.github.com/astral-sh/ruff/issues/25431">#25431</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/366fe21ba369ccdd01eb99c1043c9a969c99230b"><code>366fe21</code></a> [ty] Improve diagnostics for syntax errors in forward annotations (<a href="https://redirect.github.com/astral-sh/ruff/issues/25158">#25158</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/e2e1e647d182b8567845039c9a65fb0608a4dcfc"><code>e2e1e64</code></a> [ty] Remove excess capacity from more Salsa cached collections (<a href="https://redirect.github.com/astral-sh/ruff/issues/25411">#25411</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/1bd77e1646f2213d86b8da215f08279187867d72"><code>1bd77e1</code></a> [ty] Use diagnostic message as tie breaker when sorting (<a href="https://redirect.github.com/astral-sh/ruff/issues/25424">#25424</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/7e1bc1e75f15795f12c846294b13df4535f2abbf"><code>7e1bc1e</code></a> Add agent skills for working on ty (<a href="https://redirect.github.com/astral-sh/ruff/issues/25422">#25422</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/574e10752f8cfa9e0cdbe3b01e96c4380950469b"><code>574e107</code></a> Expand semantic syntax errors for invalid walruses (<a href="https://redirect.github.com/astral-sh/ruff/issues/25415">#25415</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/4a7ca062fccd80443a43aa61e5dc7e5858e88dc1"><code>4a7ca06</code></a> [ty] Display docs for matching parameter when hovering over the name of an ar...</li> <li><a href="https://github.com/astral-sh/ruff/commit/54327092dbfe455040690d63bb1e5e4b5f551239"><code>5432709</code></a> Refine a few agents instructions (<a href="https://redirect.github.com/astral-sh/ruff/issues/25423">#25423</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/3cb09eba689ebb49e799131092121928cc789c18"><code>3cb09eb</code></a> [ty] Support <code>typing.TypeForm</code> (<a href="https://redirect.github.com/astral-sh/ruff/issues/25334">#25334</a>)</li> <li><a href="https://github.com/astral-sh/ruff/commit/c8cd59f189f2b6f55d542b29bddb953622add6fc"><code>c8cd59f</code></a> [ty] Infer class attributes assigned by metaclass initialization (<a href="https://redirect.github.com/astral-sh/ruff/issues/25342">#25342</a>)</li> <li>Additional commits viewable in <a href="https://github.com/astral-sh/ruff/compare/0.15.12...0.15.15">compare view</a></li> </ul> </details> <br /> [![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=ruff&package-manager=uv&previous-version=0.15.12&new-version=0.15.15)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores) Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting `@dependabot rebase`. [//]: # (dependabot-automerge-start) [//]: # (dependabot-automerge-end) --- <details> <summary>Dependabot commands and options</summary> <br /> You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot show <dependency name> ignore conditions` will show all of the ignore conditions of the specified dependency - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself) </details> Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>