docs(semantic): make doc tests for AstNode::contains_any etc runnable

[overlookmotel]

Follow-on after #13137. That PR added methods to AstNodes, and doc comments include examples.

Make those examples into proper runnable doctests, and fix them (AstType::ExportDeclaration doesn't exist).

[overlookmotel]

• docs(semantic): make doc tests for AstNode::contains_any etc runnable #13595 👈 (View in Graphite)
• main

---

How to use the Graphite Merge Queue

Add either label to this PR to merge it via the merge queue:

• 0-merge - adds this PR to the back of the merge queue
• hotfix - for urgent hot fixes, skip the queue and merge this PR next

You must have a Graphite account in order to use the merge queue. Sign up using this link.

An organization admin has enabled the Graphite Merge Queue in this repository.

Please do not merge from GitHub as this will restart CI on PRs being processed by the merge queue.

This stack of pull requests is managed by Graphite. Learn more about stacking.

[Copilot]

Pull Request Overview

This PR makes documentation examples in AstNodes methods runnable as proper doctests by adding necessary imports and setup code. The changes fix one incorrect type reference (AstType::ExportDeclaration to AstType::ExportNamedDeclaration) and transform three documentation examples from non-runnable to runnable doctests.

• Convert non-runnable doc examples to proper doctests with required imports and setup
• Fix incorrect AST type reference in documentation examples
• Improve code formatting and comments in the examples

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.}

[overlookmotel]

Uncontroversial change just to doc comments, so merging without review.

[overlookmotel]

Merge activity

• Sep 8, 11:49 AM UTC: The merge label '0-merge' was detected. This PR will be added to the Graphite merge queue once it meets the requirements.
• Sep 8, 12:07 PM UTC: overlookmotel added this pull request to the Graphite merge queue.
• Sep 8, 12:13 PM UTC: Merged by the Graphite merge queue.

[codspeed-hq]

CodSpeed Instrumentation Performance Report

Merging #13595 will not alter performance

_{Comparing 09-06-docs_semantic_make_doc_tests_for_astnode_contains_any_etc_runnable (5dc82ff) with main (8d30bce)¹}

Summary

✅ 37 untouched benchmarks

Footnotes

1. No successful run was found on main (fd277b4) during the generation of this report, so 8d30bce was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩