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Analyze WebAssembly test (WAST) files to debug compilation issues and create regression tests. Use when the user asks to debug or analyze WAST test failures, investigate compilation bugs in wasmoon, or when enc...
Systematic bug fixing workflow with regression tests and PR creation. Use when the user asks to "fix a bug", "debug an issue", "resolve a problem", or provides error messages/failing tests to fix. Handles repro...
Scaffolds a structured investigation in scratch/ for empirical research and documentation. Use when the user says "start an investigation" or wants to: trace code paths or data flow ("trace from X to Y", "what...
Run test coverage analysis, identify missed and partial lines, and write tests to improve coverage. Use this when the user asks to check coverage, improve coverage, or write tests for uncovered code. This skill...
Analyze user request, explore codebase, decompose into subtasks, assign agents, and return complete execution plan with wave assignments.
Write or refine Hatena Blog posts in Japanese
Standards for OCaml project metadata files. Use when initializing a new OCaml library/module, preparing for opam release, setting up CI, discussing project structure, or ensuring proper .mli/.ocamlformat files...
Designing and implementing robust command-line interfaces using OCaml's cmdliner library, following Daniel Bünzli's design principles. Use when Claude needs to: (1) Design a new CLI or subcommand layout, (2) Im...
OCaml fuzz testing with Crowbar for protocol implementations. Use when Claude needs to: (1) Write fuzz tests for parsers and encoders, (2) Test roundtrip invariants (parse(encode(x)) = x), (3) Verify boundary c...
Fixing odoc documentation warnings and errors. Use when running dune build @doc, resolving reference syntax issues, cross-package references, ambiguous references, hidden fields, or @raise tags in OCaml documen...
Publishing OCaml to npm via js_of_ocaml and wasm_of_ocaml. Use when discussing browser targets, JavaScript compilation, WASM output, npm packages, or the two-branch workflow.
JSON type-safe encoding and decoding using Daniel Bünzli's jsont library. Use when Claude needs to: (1) Define typed JSON codecs for OCaml record types, (2) Parse JSON strings to OCaml values, (3) Serialize OCa...
OCaml 5 algebraic effects design patterns. Use when Claude needs to: (1) Design APIs that interact with effect-based schedulers, (2) Decide between effects vs exceptions, (3) Integrate libraries with Eio or aff...
Testing strategies for OCaml libraries. Use when discussing tests, alcotest, eio mocks, test structure, test-driven development, or cram tests in OCaml projects.
Working with the OxCaml extensions to OCaml. Use when the oxcaml compiler is available and you need high-performance, unboxing, stack allocation, data-race-free parallelism.
Creating OCaml library tutorials using .mld documentation format with MDX executable examples. Use when discussing tutorials, documentation, .mld files, MDX, or interactive documentation.
OCaml coding style and refactoring patterns. Use when the user asks to tidy, clean up, refactor, or improve OCaml code, reviewing code quality, enforcing naming conventions, or reducing complexity.
Migrating OCaml projects from ocamlbuild/topkg to dune. Use when discussing _tags files, .mllib files, pkg/pkg.ml, topkg, or build system migration.
Working with IETF RFCs in OCaml projects. Use when mentioning RFC numbers, implementing internet standards, adding specification documentation, or discussing protocol compliance.
OCaml memtrace profiling for allocation hotspot analysis. Use when Claude needs to: (1) Add memtrace instrumentation to OCaml executables, (2) Run targeted benchmarks with tracing enabled, (3) Identify allocati...
Eio concurrency patterns for OCaml applications. Use when Claude needs to: (1) Write concurrent OCaml code with Eio, (2) Handle network operations with cohttp-eio, (3) Manage resource lifecycles with switches,...
Analyze media files (PDFs, images, diagrams) that require interpretation beyond raw text. Extracts specific information or summaries from documents, describes visual content. Use for document analysis, image un...
C++20 specialist with expertise in modern C++ features, performance optimization, and system programming
Expert at quality-focused code review with security emphasis. Use when reviewing code changes, performing security audits, identifying bugs, ensuring code quality and maintainability, or analyzing pull requests...
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