docs: update docs

[maschad]

Summary by CodeRabbit

• Documentation

  • Expanded and improved documentation for the SprayList data structure, including detailed usage examples, parameter descriptions, and method explanations.
  • Added comprehensive package metadata for better project information and publishing details.

• Refactor

  • Updated atomic operation orderings throughout SkipList and SprayList for improved performance while maintaining correctness. No changes to core logic or public interfaces.

[coderabbitai]

Walkthrough

The updates enhance project metadata in the manifest file, refine atomic memory orderings in concurrent skiplist and spraylist implementations, and significantly expand documentation within the spraylist module. These changes improve package descriptiveness, optimize atomic operations, and provide comprehensive inline documentation without altering core logic or public interfaces.

Changes

File(s)	Change Summary
Cargo.toml	Added project metadata: authors, description, license, repository, keywords, categories; bumped version to 1.0.0; removed harness from bench.
src/skiplist.rs	Replaced all SeqCst atomic orderings with finer-grained Acquire, Release, and AcqRel orderings.
src/spraylist.rs	Added extensive documentation for SprayList and SprayParams; replaced SeqCst with weaker atomic orderings; no logic changes.

Poem

In the meadow of code, the docs now bloom bright,
With atomics more nimble, and metadata just right.
The spraylist and skiplist hop faster, more clear,
As rabbits of Rust, we all give a cheer!
🐇✨

---

📜 Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 52f09f2 and cb30057.

⛔ Files ignored due to path filters (1)

• Cargo.lock is excluded by !**/*.lock

📒 Files selected for processing (1)

• Cargo.toml (1 hunks)

🚧 Files skipped from review as they are similar to previous changes (1)

• Cargo.toml

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

🪧 Tips

Chat

There are 3 ways to chat with CodeRabbit:

• Review comments: Directly reply to a review comment made by CodeRabbit. Example:
  • I pushed a fix in commit <commit_id>, please review it.
  • Explain this complex logic.
  • Open a follow-up GitHub issue for this discussion.
• Files and specific lines of code (under the "Files changed" tab): Tag @coderabbitai in a new review comment at the desired location with your query. Examples:
  • @coderabbitai explain this code block.
  • @coderabbitai modularize this function.
• PR comments: Tag @coderabbitai in a new PR comment to ask questions about the PR branch. For the best results, please provide a very specific query, as very limited context is provided in this mode. Examples:
  • @coderabbitai gather interesting stats about this repository and render them as a table. Additionally, render a pie chart showing the language distribution in the codebase.
  • @coderabbitai read src/utils.ts and explain its main purpose.
  • @coderabbitai read the files in the src/scheduler package and generate a class diagram using mermaid and a README in the markdown format.
  • @coderabbitai help me debug CodeRabbit configuration file.

Support

Need help? Create a ticket on our support page for assistance with any issues or questions.

Note: Be mindful of the bot's finite context window. It's strongly recommended to break down tasks such as reading entire modules into smaller chunks. For a focused discussion, use review comments to chat about specific files and their changes, instead of using the PR comments.

CodeRabbit Commands (Invoked using PR comments)

• @coderabbitai pause to pause the reviews on a PR.
• @coderabbitai resume to resume the paused reviews.
• @coderabbitai review to trigger an incremental review. This is useful when automatic reviews are disabled for the repository.
• @coderabbitai full review to do a full review from scratch and review all the files again.
• @coderabbitai summary to regenerate the summary of the PR.
• @coderabbitai generate docstrings to generate docstrings for this PR.
• @coderabbitai generate sequence diagram to generate a sequence diagram of the changes in this PR.
• @coderabbitai resolve resolve all the CodeRabbit review comments.
• @coderabbitai configuration to show the current CodeRabbit configuration for the repository.
• @coderabbitai help to get help.

Other keywords and placeholders

• Add @coderabbitai ignore anywhere in the PR description to prevent this PR from being reviewed.
• Add @coderabbitai summary to generate the high-level summary at a specific location in the PR description.
• Add @coderabbitai anywhere in the PR title to generate the title automatically.

CodeRabbit Configuration File (.coderabbit.yaml)

• You can programmatically configure CodeRabbit by adding a .coderabbit.yaml file to the root of your repository.
• Please see the configuration documentation for more information.
• If your editor has YAML language server enabled, you can add the path at the top of this file to enable auto-completion and validation: # yaml-language-server: $schema=https://coderabbit.ai/integrations/schema.v2.json

Documentation and Community

• Visit our Documentation for detailed information on how to use CodeRabbit.
• Join our Discord Community to get help, request features, and share feedback.
• Follow us on X/Twitter for updates and announcements.

[coderabbitai]

Actionable comments posted: 2

🧹 Nitpick comments (1)

src/skiplist.rs (1)

40-55: Consider updating atomic orderings in mark_tower for consistency.

While the rest of the codebase has been updated to use weaker memory orderings, mark_tower still uses SeqCst. For consistency and potential performance benefits, consider updating these as well.

-let mut next = self.next[level].load(AtomicOrdering::SeqCst);
+let mut next = self.next[level].load(AtomicOrdering::Acquire);

 match self.next[level].compare_exchange(
     next,
     marked,
-    AtomicOrdering::SeqCst,
-    AtomicOrdering::SeqCst,
+    AtomicOrdering::AcqRel,
+    AtomicOrdering::Acquire,
 ) {

📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 520ca82 and 4a33305.

📒 Files selected for processing (3)

• Cargo.toml (1 hunks)
• src/skiplist.rs (8 hunks)
• src/spraylist.rs (11 hunks)

🔇 Additional comments (6)

Cargo.toml (1)

5-10: Well-structured package metadata additions.

The description, license, keywords, and categories are well-chosen and accurately describe the project. These metadata additions will improve package discoverability.

src/skiplist.rs (1)

143-143: Excellent optimization of atomic memory orderings.

The systematic replacement of SeqCst with more specific orderings (Acquire for loads, Release for stores, AcqRel for RMW operations) is correct and follows best practices. This will improve performance without compromising correctness, as the weaker orderings still provide the necessary synchronization guarantees for the skip list operations.

Also applies to: 146-146, 160-160, 169-170, 215-215, 222-223, 230-230, 241-242, 253-253, 292-292, 298-299, 313-313

src/spraylist.rs (4)

1-148: Outstanding documentation additions!

The comprehensive module-level documentation significantly improves the usability of the SprayList. It clearly explains:

• The algorithm and its benefits
• Performance characteristics
• When to use (and not use) the data structure
• Multiple usage examples including concurrent scenarios

This level of documentation is exemplary for a complex concurrent data structure.

---

156-261: Well-documented configuration parameters.

The SprayParams documentation thoroughly explains each parameter's purpose and impact on the spray algorithm. The inclusion of default values and references to the original paper helps users understand and tune the implementation.

---

593-593: Consistent atomic ordering optimizations.

The atomic ordering changes in SprayList match those in SkipList, maintaining consistency across the codebase. The use of Acquire for loads and AcqRel/Acquire for compare-exchange operations is correct for the spray traversal algorithm.

Also applies to: 608-608, 615-615, 638-638, 701-701, 712-713, 717-718, 725-725, 730-730, 734-735, 759-759, 872-872

---

349-536: Excellent method documentation with examples.

Each public method includes:

• Clear description of behavior
• Parameter explanations
• Return value documentation
• Thread safety notes
• Practical examples

This makes the API very approachable for users unfamiliar with relaxed priority queues.