test(solid-start): fix dev server for suspense transition

[birkskyum]

fix #5646

Summary by CodeRabbit

• Refactor
  • Reorganized error component structure for improved code maintainability and eliminated duplicate definitions.

[coderabbitai]

Walkthrough

The change deduplicates and relocates the PostErrorComponent export to the top of the file, removing a duplicate definition that appeared later in the component. The errorComponent reference now points to the top-defined component with identical functionality.

Changes

Cohort / File(s)	Summary
Code Organization e2e/solid-start/basic-solid-query/src/routes/posts.$postId.tsx	Moved PostErrorComponent export to top of file and removed duplicate definition; no logic changes

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~3 minutes

• Verify the component definition at the top matches the removed duplicate exactly
• Confirm the errorComponent reference still resolves correctly
• Check no other code referenced the old location

Possibly related PRs

• docs(solid-start): start-basic-solid-query example #5562: Modifies the same PostErrorComponent in the start-basic-solid-query example
• fix(router-core): consider __root__ in path parsing of trailing underscores #5262: Changes the export status of PostErrorComponent in the same file

Suggested reviewers

• lachlancollins

Poem

🐰 A duplicate component sat in the file,
Two PostErrorComponents caused quite the trial,
Now one hops to the top with elegant grace,
The duplicate vanished—a cleaner code space! ✨

Pre-merge checks and finishing touches

❌ Failed checks (1 warning, 1 inconclusive)

Check name	Status	Explanation	Resolution
Docstring Coverage	⚠️ Warning	Docstring coverage is 0.00% which is insufficient. The required threshold is 80.00%.	You can run @coderabbitai generate docstrings to improve docstring coverage.
Linked Issues Check	❓ Inconclusive	The linked issue #5646 reports that the suspense-transition test page fails on the dev server but works in production, with no specific expected behavior documented. The PR removes a duplicate PostErrorComponent definition in the suspense-transition route file, which could address module loading issues that manifest differently between dev and production environments. However, the pull request summary provides no explicit explanation of how this change resolves the dev server issue, making the causal relationship between the code change and the fix unclear from the provided information.	To confirm this PR meets the requirements, provide clarification on how removing the duplicate PostErrorComponent definition resolves the dev server incompatibility. Additionally, consider adding test steps or verification that the suspense-transition page now functions correctly when running the dev server.

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title Check	✅ Passed	The PR title "test(solid-start): fix dev server for suspense transition" is directly related to the changeset. The changes are made in the posts.$postId.tsx file, which is part of the suspense-transition test route, and they address a duplicate component definition that could impede dev server module initialization. The title accurately indicates the intent to fix a dev server issue in the suspense-transition test, making it specific and relevant to the actual changes.
Out of Scope Changes Check	✅ Passed	All changes in this PR are scoped to the suspense-transition route file (posts.$postId.tsx) and directly address the dev server issue identified in issue #5646. The modification—removing a duplicate component definition—is a targeted fix for the reported problem and does not introduce unrelated changes or modifications to other areas of the codebase.

✨ Finishing touches

• 📝 Generate docstrings

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch test(solid-start)--fix-dev-server-for-suspense-transition

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[nx-cloud]

View your CI Pipeline Execution ↗ for commit 89460cc

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---

☁️ Nx Cloud last updated this comment at 2025-10-27 01:18:47 UTC

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commit: 89460cc

[coderabbitai]

Actionable comments posted: 0

🧹 Nitpick comments (1)

e2e/solid-start/basic-solid-query/src/routes/posts.$postId.tsx (1)

5-7: Replace any with a more specific error type.

The error parameter is typed as any, which violates the TypeScript strict mode guidelines for this codebase. Consider using Error or unknown for better type safety.

As per coding guidelines.

Apply this diff:

-export function PostErrorComponent({ error }: { error: any }) {
+export function PostErrorComponent({ error }: { error: Error }) {
   return <ErrorComponent error={error} />
 }

📜 Review details

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Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between a2aaf1f and 89460cc.

📒 Files selected for processing (1)

• e2e/solid-start/basic-solid-query/src/routes/posts.$postId.tsx (1 hunks)

🧰 Additional context used

📓 Path-based instructions (3)

**/*.{ts,tsx}

📄 CodeRabbit inference engine (AGENTS.md)

Use TypeScript in strict mode with extensive type safety across the codebase

Files:

• e2e/solid-start/basic-solid-query/src/routes/posts.$postId.tsx

**/src/routes/**

📄 CodeRabbit inference engine (AGENTS.md)

Place file-based routes under src/routes/ directories

Files:

• e2e/solid-start/basic-solid-query/src/routes/posts.$postId.tsx

e2e/**

📄 CodeRabbit inference engine (AGENTS.md)

Store end-to-end tests under the e2e/ directory

Files:

• e2e/solid-start/basic-solid-query/src/routes/posts.$postId.tsx

🔇 Additional comments (1)

e2e/solid-start/basic-solid-query/src/routes/posts.$postId.tsx (1)

5-7: Verify that deduplication fixes the suspense-transition issue.

The deduplication of PostErrorComponent is a good refactor, but the connection to fixing the suspense-transition test (issue #5646) is not immediately clear from the code changes alone. Duplicate component exports can cause hydration mismatches or module resolution differences between dev and production builds in Solid Start.

Please confirm that this change resolves the issue where /suspense-transition shows nothing in dev but works in production.