Run CI tests against gleam starter #6
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…ary configurations - Added Dockerfile for building and running the application. - Created .dockerignore, .gitignore, and .gitattributes for project management. - Introduced codecrafters.yml for Codecrafters integration. - Implemented main application logic in chess_bot.gleam and chess.gleam. - Added README.md for project instructions and setup. - Included scripts for local compilation and execution. - Established test framework with initial test cases.
- Introduced a new Makefile target `test_gleam` for running tests specific to the Gleam chess bot. - Added a new test case configuration in `stages_test.go` for the Gleam bot, including expected exit codes and output normalization.
- Introduced a new fixture file for successful test logs in the Gleam chess bot. - The fixture includes detailed logs for both stages of testing, showcasing program execution and HTTP request handling.
WalkthroughThe changes introduce a vast array of new modules, tests, documentation, and configuration files spanning many packages. New files were added for HTTP handling, JSON manipulation, OTP support (actors, tasks, supervisors, intensity trackers), Erlang interoperability, and standard library utilities (bit arrays, booleans, dicts, dynamic decoding). The update includes new Makefile targets and test cases, additional FFI modules, and comprehensive README and licensing documentation for each package. Changes
Sequence Diagram(s)sequenceDiagram
participant Client as C
participant Actor as A
Client->>A: Send message (e.g. Push/Pop)
A-->>A: Process message and update state
A-->>Client: Return response/result
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Actionable comments posted: 4
🧹 Nitpick comments (12)
internal/test_helpers/scenarios/gleam/gleam.toml (1)
1-15: Project configuration looks good but could benefit from completing metadata.The project name, version and target language are well defined. However, the commented metadata sections (description, licenses, repository, links) should be completed if you plan to publish this package or want to provide better documentation for other developers.
internal/test_helpers/scenarios/gleam/your_program.sh (1)
17-17: Consider uncommenting the compilation step.The compilation step is commented out, which means the script assumes compilation has been done separately. If this script is intended for local development, it might be helpful to uncomment this line to ensure the application is always freshly compiled.
( cd "$(dirname "$0")" || exit 1 # Ensure compile steps are run within the repository directory - # gleam export erlang-shipment + gleam export erlang-shipment )internal/test_helpers/fixtures/gleam/success (1)
17-17: Consider decoding the binary format log message.The log line contains binary format data that's hard to read. For better readability in test fixtures, consider replacing this with the actual decoded message.
-[33m[your_program] [0m[1;32mNTCE[0m args=[] label=ErrorLogger(InfoMsg) format=[83, 73, 71, 84, 69, 82, 77, 32, 114, 101, 99, 101, 105, 118, 101, 100, 32, 45, 32, 115, 104, 117, 116, 116, 105, 110, 103, 32, 100, 111, 119, 110, 126, 110] +[33m[your_program] [0m[1;32mNTCE[0m args=[] label=ErrorLogger(InfoMsg) message="SIGTERM received - shutting down"internal/test_helpers/scenarios/gleam/README.md (2)
7-7: Minor grammatical issue: Oxford comma missing.Add an Oxford comma before "and" in the list of commands.
-basic commands like `PING`, `SET` and `GET`. Along the way we'll learn about +basic commands like `PING`, `SET`, and `GET`. Along the way we'll learn about🧰 Tools
🪛 LanguageTool
[uncategorized] ~7-~7: A comma might be missing here.
Context: ...likePING,SETandGET. Along the way we'll learn about event loops, the Redi...(AI_EN_LECTOR_MISSING_PUNCTUATION_COMMA)
45-56: Fenced code block should specify a language.For better syntax highlighting, specify the language for this code block.
-``` +```python Traceback (most recent call last): File "/.../python3.7/runpy.py", line 193, in _run_module_as_main "__main__", mod_spec) File "/.../python3.7/runpy.py", line 85, in _run_code exec(code, run_globals) File "/app/app/main.py", line 11, in <module> main() File "/app/app/main.py", line 6, in main s = socket.create_server(("localhost", 6379), reuse_port=True) AttributeError: module 'socket' has no attribute 'create_server'🧰 Tools
🪛 markdownlint-cli2 (0.17.2)
45-45: Fenced code blocks should have a language specified
null(MD040, fenced-code-language)
internal/test_helpers/scenarios/gleam/src/chess_bot/chess.gleam (1)
8-15: Consider improving error handling in player_decoderThe decoder correctly handles "white" and "black" strings, but for invalid inputs it returns
Whiteas the value alongside an error message. This could be misleading since it's returning a valid player type in a failure case.pub fn player_decoder() { use player_string <- decode.then(decode.string) case player_string { "white" -> decode.success(White) "black" -> decode.success(Black) - _ -> decode.failure(White, "Invalid player") + _ -> decode.failure("Invalid player: expected \"white\" or \"black\"") } }internal/test_helpers/scenarios/gleam/src/chess_bot.gleam (6)
18-19: Remove outdated comment.The comment "Uncomment this block to pass the first stage" should be removed since the block is already uncommented. This avoids confusion for developers working on the codebase.
-// Uncomment this block to pass the first stage -// +// Server configuration
20-26: Add error handling for server startup.The current implementation uses
let assert Ok(_)which would crash the program if server startup fails. Consider handling potential errors gracefully by logging the failure reason and implementing a proper shutdown process.- let assert Ok(_) = - handle_request - |> wisp_mist.handler(secret_key_base) - |> mist.new - |> mist.bind("0.0.0.0") - |> mist.port(8000) - |> mist.start_http + let start_result = + handle_request + |> wisp_mist.handler(secret_key_base) + |> mist.new + |> mist.bind("0.0.0.0") + |> mist.port(8000) + |> mist.start_http + + case start_result { + Ok(server) -> { + io.println("Server started successfully on port 8000") + server + } + Error(reason) -> { + io.println("Failed to start server: " <> reason) + process.exit(1) + } + }
31-36: Improve response for unrecognized paths.The current implementation returns a generic OK response for unrecognized paths. Consider returning a more informative response to help API users understand what went wrong.
fn handle_request(request: Request) -> Response { + io.println("Received request: " <> request.method <> " " <> request.path) case wisp.path_segments(request) { ["move"] -> handle_move(request) - _ -> wisp.ok() + _ -> { + io.println("Unrecognized path: " <> request.path) + wisp.not_found() |> wisp.string_body("Endpoint not found. Available endpoints: /move") + } } }
37-42: Consider using a record for move data.Using a tuple with numeric indices (
move.0,move.1,move.2) reduces code readability. Consider defining a record type for move data with named fields for better readability and maintainability.+// Define a record type for move data +pub type MoveData { + MoveData(fen: String, turn: chess.Player, failed_moves: List(String)) +} + fn move_decoder() { use fen <- decode.field("fen", decode.string) use turn <- decode.field("turn", chess.player_decoder()) use failed_moves <- decode.field("failed_moves", decode.list(decode.string)) - decode.success(#(fen, turn, failed_moves)) + decode.success(MoveData(fen, turn, failed_moves)) }Then update the handle_move function to use the record fields:
io.println("Successfully decoded move") - let move_result = chess.move(move.0, move.1, move.2) + let move_result = chess.move(move.fen, move.turn, move.failed_moves)
65-67: Improve error responses.The current implementation returns a generic 500 Internal Server Error for failed moves. Consider using a more appropriate status code (like 400 Bad Request) for client-side errors and provide more detailed error information.
Error(reason) -> { io.println("Move failed: " <> reason) - wisp.internal_server_error() |> wisp.string_body(reason) + // Determine if this is a client error or server error + // For simplicity, we're assuming invalid moves are client errors + wisp.bad_request() |> wisp.json_body(json.object([ + #("error", json.string(reason)), + #("status", json.string("failed")) + ])) }
58-63: Improve success response format.The success response simply returns the move as a string. Consider using a structured JSON response for consistency with error responses, which would make it easier for clients to parse.
Ok(move) -> { io.println("Move successful: " <> move) - wisp.ok() |> wisp.string_body(move) + wisp.ok() |> wisp.json_body(json.object([ + #("move", json.string(move)), + #("status", json.string("success")) + ])) }
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📒 Files selected for processing (17)
Makefile(1 hunks)internal/stages_test.go(1 hunks)internal/test_helpers/fixtures/gleam/success(1 hunks)internal/test_helpers/scenarios/gleam/.codecrafters/compile.sh(1 hunks)internal/test_helpers/scenarios/gleam/.codecrafters/run.sh(1 hunks)internal/test_helpers/scenarios/gleam/.dockerignore(1 hunks)internal/test_helpers/scenarios/gleam/.gitattributes(1 hunks)internal/test_helpers/scenarios/gleam/.gitignore(1 hunks)internal/test_helpers/scenarios/gleam/Dockerfile(1 hunks)internal/test_helpers/scenarios/gleam/README.md(1 hunks)internal/test_helpers/scenarios/gleam/codecrafters.yml(1 hunks)internal/test_helpers/scenarios/gleam/gleam.toml(1 hunks)internal/test_helpers/scenarios/gleam/manifest.toml(1 hunks)internal/test_helpers/scenarios/gleam/src/chess_bot.gleam(1 hunks)internal/test_helpers/scenarios/gleam/src/chess_bot/chess.gleam(1 hunks)internal/test_helpers/scenarios/gleam/test/erlang_template_test.gleam(1 hunks)internal/test_helpers/scenarios/gleam/your_program.sh(1 hunks)
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internal/test_helpers/scenarios/gleam/your_program.sh
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internal/test_helpers/scenarios/gleam/your_program.sh
[error] 26-26: Script execution failed: './build/erlang-shipment/entrypoint.sh' not found.
Makefile
[error] 14-14: make: *** [Makefile:14: test] Error 1.
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internal/test_helpers/scenarios/gleam/README.md
[uncategorized] ~7-~7: A comma might be missing here.
Context: ...like PING, SET and GET. Along the way we'll learn about event loops, the Redi...
(AI_EN_LECTOR_MISSING_PUNCTUATION_COMMA)
🪛 markdownlint-cli2 (0.17.2)
internal/test_helpers/scenarios/gleam/README.md
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🔇 Additional comments (17)
internal/test_helpers/scenarios/gleam/.dockerignore (1)
1-1: Appropriate Docker exclusion configuration.The
.dockerignorefile correctly excludes thebuilddirectory from Docker image builds, which is a good practice to reduce image size and improve build times.internal/test_helpers/scenarios/gleam/.gitignore (1)
1-4: Well-configured Gleam/Erlang gitignore.The
.gitignorefile properly excludes common Erlang/Gleam build artifacts:
*.beamfiles (compiled Erlang modules)*.ezfiles (Erlang/Elixir package archives)/builddirectory (build artifacts)erl_crash.dumpfiles (crash logs)These exclusions will keep your repository clean of generated files.
internal/test_helpers/scenarios/gleam/codecrafters.yml (1)
1-11: Configuration looks good, but consider debug setting.The configuration file is well-structured with appropriate comments and correctly specifies the Gleam version.
Note that
debug: truewill generate verbose logs. This is fine for development but consider setting it tofalsefor production deployments to avoid performance impact and log volume issues.internal/test_helpers/scenarios/gleam/test/erlang_template_test.gleam (1)
1-12: Basic test setup is correct but needs actual tests.The file correctly sets up the Gleam testing framework with
gleeunit. However, the test is only a placeholder that asserts 1 equals 1.Consider renaming this file if it's intended as a real test rather than just a template. Also, you should add meaningful tests that verify the actual functionality of your chess bot:
// Example of a more meaningful test: pub fn chess_bot_makes_valid_move_test() { let game_state = chess.new_game() let move = chess_bot.get_next_move(game_state) move |> chess.is_valid_move(game_state) |> should.be_true() }Is this file intended to stay as a template, or will you be implementing actual test cases?
internal/test_helpers/scenarios/gleam/gleam.toml (1)
16-22: Dependencies are well defined with appropriate version constraints.The dependency specifications use proper version constraints with both lower and upper bounds, which is a good practice to ensure compatibility while allowing for patch updates.
internal/test_helpers/scenarios/gleam/Dockerfile (1)
1-7: Good use of multi-stage build pattern for compilation.The first stage correctly uses the official Gleam image with a specific version tag for building the application. Using Alpine variants helps keep the image size small.
internal/test_helpers/fixtures/gleam/success (1)
1-34: Test fixture looks good with comprehensive logging.This fixture provides a good reference for expected test output, showing successful execution of the chess bot server. It includes detailed logging of HTTP requests, response status codes, and the bot's moves, which will be helpful for debugging.
internal/test_helpers/scenarios/gleam/manifest.toml (1)
1-36: Package dependencies look appropriate for a Gleam chess bot project.This manifest.toml file is auto-generated by Gleam and contains all the necessary dependencies for your chess bot project. The packages included are appropriate for developing a HTTP server (mist/wisp) with JSON handling capabilities.
Some key dependencies worth noting:
- gleam_http (v4.0.0) for HTTP functionality
- gleam_json (v2.3.0) for JSON parsing/encoding
- mist (v4.0.7) as HTTP server
- wisp (v1.5.3) as web framework
The version requirements specified in the [requirements] section ensure compatibility while allowing for minor updates.
internal/test_helpers/scenarios/gleam/.gitattributes (1)
1-1: Git attributes configuration looks good.The
.gitattributesfile correctly sets all files to use automatic text handling, which ensures consistent line endings across different platforms. This is a standard and recommended practice.internal/stages_test.go (1)
21-27: Well-structured test case for Gleam scenario.The new "success_gleam" test case is well-structured and follows the same pattern as the existing test cases. It correctly sets up testing for the Gleam scenario up to stage "a02".
One observation: The test case only goes up to stage "a02" while the original test_bot goes to "a04". Is this intentional, or will you be adding more stages for the Gleam implementation in the future?
internal/test_helpers/scenarios/gleam/.codecrafters/compile.sh (1)
1-11: Script looks good for Gleam compilationThe compile script correctly sets up the Gleam environment with the proper exit-on-error behavior and compiles the Gleam code to an Erlang shipment. This is a good setup for the initial project structure.
Makefile (1)
29-38: Proper test_gleam target implementationThe new
test_gleamtarget correctly follows the existing pattern in the Makefile and sets up the appropriate environment variables for testing the Gleam chess bot implementation. The test cases cover multiple stages of the chess bot functionality as mentioned in the PR objectives.internal/test_helpers/scenarios/gleam/.codecrafters/run.sh (1)
1-10: Run script correctly executes the compiled Gleam applicationThe script properly uses
set -efor error handling and efficiently usesexecto replace the current process with the entrypoint script from the Erlang shipment. The use of"$@"correctly passes all command line arguments to the executed script.internal/test_helpers/scenarios/gleam/src/chess_bot/chess.gleam (2)
3-6: Good Player type definitionThe
Playertype correctly defines the two possible players in a chess game with appropriate constructors.
17-23: Implement actual move logicThe
movefunction currently returns a hardcoded move "e4" regardless of the provided chess position, player's turn, or failed moves. This appears to be a placeholder implementation.While this might be sufficient for initial testing, you'll need to implement actual chess move generation logic in the future. Consider adding a TODO comment to indicate this is a placeholder that needs to be replaced with real chess logic.
pub fn move( fen: String, turn: Player, failed_moves: List(String), ) -> Result(String, String) { + // TODO: Implement actual chess move logic based on the FEN position Ok("e4") }internal/test_helpers/scenarios/gleam/src/chess_bot.gleam (2)
1-10: LGTM! All required imports are present.The imports section includes all necessary modules for the server functionality, including HTTP request handling, JSON parsing, and logging capabilities.
44-56: Good error handling for JSON parsing.The implementation correctly handles potential JSON parsing errors and returns appropriate responses. The logging at each step is also helpful for debugging.
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| ENTRYPOINT [ "./entrypoint.sh", "run" ] |
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💡 Verification agent
🧩 Analysis chain
Ensure entrypoint.sh exists in the copied shipment.
The Dockerfile references an entrypoint.sh script in the ENTRYPOINT instruction, but it's not clear if this script is included in the erlang-shipment directory created during the build process.
🏁 Script executed:
#!/bin/bash
# Check if entrypoint.sh exists in the compiled shipment
# This will help verify if the ENTRYPOINT instruction will work
cd internal/test_helpers/scenarios/gleam
gleam export erlang-shipment 2>/dev/null || echo "Failed to export erlang-shipment"
if [ -f "build/erlang-shipment/entrypoint.sh" ]; then
echo "✅ entrypoint.sh exists in the shipment"
ls -la build/erlang-shipment/entrypoint.sh
else
echo "❌ entrypoint.sh does not exist in the shipment"
echo "Available files in build/erlang-shipment:"
ls -la build/erlang-shipment 2>/dev/null || echo "Directory does not exist"
fiLength of output: 483
Missing entrypoint.sh in build shipment: The verification indicates that the build process (“gleam export erlang-shipment”) is failing to produce the shipment directory, and consequently, the expected entrypoint.sh is missing.
- The Dockerfile references
./entrypoint.shin its ENTRYPOINT, but the build doesn’t generate the file (or the shipment directory itself). - Please ensure that the build process creates the correct shipment output containing
entrypoint.sh, or update the Dockerfile to reference the proper file if it’s located elsewhere.
| ( | ||
| cd "$(dirname "$0")" # Ensure compile steps are run within the repository directory | ||
| # gleam export erlang-shipment | ||
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🛠️ Refactor suggestion
Add error handling to directory changes.
The cd command can fail if the directory doesn't exist. Add error handling to prevent the script from continuing with an unexpected working directory.
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- cd "$(dirname "$0")" # Ensure compile steps are run within the repository directory
+ cd "$(dirname "$0")" || exit 1 # Ensure compile steps are run within the repository directory
# gleam export erlang-shipment
)📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| ( | |
| cd "$(dirname "$0")" # Ensure compile steps are run within the repository directory | |
| # gleam export erlang-shipment | |
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| cd "$(dirname "$0")" || exit 1 # Ensure compile steps are run within the repository directory | |
| # gleam export erlang-shipment | |
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[warning] 16-16: Use 'cd ... || exit' or 'cd ... || return' in case cd fails.
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| cd "$(dirname "$0")" | ||
| exec ./build/erlang-shipment/entrypoint.sh run "$@" |
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Fix directory change and check if entrypoint.sh exists.
The script is failing in the pipeline because ./build/erlang-shipment/entrypoint.sh is not found. Add error handling to the directory change and check if the entrypoint script exists before attempting to execute it.
-cd "$(dirname "$0")"
-exec ./build/erlang-shipment/entrypoint.sh run "$@"
+cd "$(dirname "$0")" || exit 1
+if [ -f "./build/erlang-shipment/entrypoint.sh" ]; then
+ exec ./build/erlang-shipment/entrypoint.sh run "$@"
+else
+ echo "Error: entrypoint.sh not found. Did you run 'gleam export erlang-shipment' first?"
+ exit 1
+fi📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| cd "$(dirname "$0")" | |
| exec ./build/erlang-shipment/entrypoint.sh run "$@" | |
| cd "$(dirname "$0")" || exit 1 | |
| if [ -f "./build/erlang-shipment/entrypoint.sh" ]; then | |
| exec ./build/erlang-shipment/entrypoint.sh run "$@" | |
| else | |
| echo "Error: entrypoint.sh not found. Did you run 'gleam export erlang-shipment' first?" | |
| exit 1 | |
| fi |
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[error] 26-26: Script execution failed: './build/erlang-shipment/entrypoint.sh' not found.
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| ["Build Your Own Redis" Challenge](https://codecrafters.io/challenges/redis). | ||
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| In this challenge, you'll build a toy Redis clone that's capable of handling | ||
| basic commands like `PING`, `SET` and `GET`. Along the way we'll learn about | ||
| event loops, the Redis protocol and more. | ||
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| **Note**: If you're viewing this repo on GitHub, head over to | ||
| [codecrafters.io](https://codecrafters.io) to try the challenge. | ||
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| # Passing the first stage | ||
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| The entry point for your Redis implementation is in `{{ user_editable_file }}`. Study and uncomment the relevant code, and | ||
| push your changes to pass the first stage: | ||
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| ```sh | ||
| git commit -am "pass 1st stage" # any msg | ||
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| Note: This section is for stages 2 and beyond. | ||
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| 1. Run `./your_program.sh` to run your Redis server, which is implemented in | ||
| `{{ user_editable_file }}`.{{# language_is_rust }} This command compiles your | ||
| Rust project, so it might be slow the first time you run it. Subsequent runs | ||
| will be fast.{{/ language_is_rust}} | ||
| 1. Commit your changes and run `git push origin master` to submit your solution | ||
| to CodeCrafters. Test output will be streamed to your terminal. | ||
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| # Troubleshooting | ||
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| ## module `socket` has no attribute `create_server` | ||
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| When running your server locally, you might see an error like this: | ||
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| ``` | ||
| Traceback (most recent call last): | ||
| File "/.../python3.7/runpy.py", line 193, in _run_module_as_main | ||
| "__main__", mod_spec) | ||
| File "/.../python3.7/runpy.py", line 85, in _run_code | ||
| exec(code, run_globals) | ||
| File "/app/app/main.py", line 11, in <module> | ||
| main() | ||
| File "/app/app/main.py", line 6, in main | ||
| s = socket.create_server(("localhost", 6379), reuse_port=True) | ||
| AttributeError: module 'socket' has no attribute 'create_server' | ||
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| {{/language_is_python}} |
There was a problem hiding this comment.
README template needs customization for Gleam chess bot project.
This README appears to be a template for a "Build Your Own Redis" challenge, which doesn't match the Gleam chess bot project described in the PR objectives. It contains template variables like {{language_name}} and {{ user_editable_file }} that need to be replaced with actual values.
Additionally, the README includes Python-specific troubleshooting sections which may not be relevant to a Gleam project.
I recommend replacing this Redis-specific template with content relevant to the chess bot project, including:
- Project overview
- Setup instructions for the Gleam chess bot
- How to run tests
- Docker usage instructions
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[uncategorized] ~7-~7: A comma might be missing here.
Context: ...like PING, SET and GET. Along the way we'll learn about event loops, the Redi...
(AI_EN_LECTOR_MISSING_PUNCTUATION_COMMA)
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Actionable comments posted: 24
🔭 Outside diff range comments (2)
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (1)
69-74: 💡 Verification agent🧩 Analysis chain
Verify that to_atom implementation matches documentation.
The function claims to "Convert a node to the atom of its name" but delegates to
gleam_erlang_ffi:identity/1, which by name suggests it might just return the input unchanged. Please verify that this FFI function actually performs the conversion as documented.
🏁 Script executed:
#!/bin/bash # Find implementation of the gleam_erlang_ffi module to verify identity function fd -g "*gleam_erlang_ffi*" . | xargs cat | grep -A 5 "identity"Length of output: 753
Action Required: Fix to_atom Conversion Implementation
The current implementation of
to_atom(Node)in
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected]delegates togleam_erlang_ffi:identity/1, which simply returns its input unchanged (as confirmed by its definition). This behavior contradicts the documentation stating it should "Convert a node to the atom of its name."
- Location: internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected], Lines: 69-74
- Issue:
gleam_erlang_ffi:identity/1is a no-op and does not perform any conversion.- Suggested Fix:
- Either update the implementation of
to_atom/1to correctly convert a node to an atom (possibly by using an appropriate conversion function such asatom_from_string/1if that’s suitable),- or adjust the documentation to accurately reflect the behavior of the current implementation.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/cookie.gleam (1)
117-128: 🛠️ Refactor suggestionConfirm token checks for all invalid whitespace or control chars.
check_tokenonly checks for a subset of control characters (space, tab, CR, LF, form feed). If you need to exclude additional ASCII controls or special Unicode whitespace, expand this logic or clarify that this limited set is sufficient for the specification.
🧹 Nitpick comments (144)
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/README.md (2)
1-3: Title and Introduction Well-Structured
The title and introductory sentence clearly convey the purpose of the library. However, in the introduction (line 3), consider hyphenating "Erlang-specific code" to improve clarity and readability.🧰 Tools
🪛 LanguageTool
[uncategorized] ~3-~3: When ‘Erlang-specific’ is used as a modifier, it is usually spelled with a hyphen.
Context: ... Erlang 🐙 A library for making use of Erlang specific code! ## Features - Typed Erlang proc...(SPECIFIC_HYPHEN)
22-34: Usage Example in Gleam is Helpful
The Gleam code example illustrates how to import the modules and use the library. Verify that the boolean literal (Trueon line 32) conforms with the Gleam language standards; if Gleam expects lowercase (true), updating it would avoid potential confusion.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (2)
24-24: Consider using a more specific type definition for charlist.The current
charlist()type is defined asany(), which doesn't provide type safety. For better type checking, consider using a more specific type like[integer()]or[non_neg_integer()].-type charlist() :: any(). +type charlist() :: [integer()].
26-36: Consider handling potential conversion errors.Both
unicode:characters_to_binary/1andunicode:characters_to_list/1can return error tuples for invalid inputs. Consider adding error handling to gracefully manage these cases.For example, the functions could be enhanced to handle potential errors:
to_string(A) -> case unicode:characters_to_binary(A) of {error, Encoded, Rest} -> % Handle error case Encoded; Result when is_binary(Result) -> Result end.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam_erlang_ffi.erl (1)
150-162: Potential naming confusion with'receive'/1and'receive'/2.
Although valid Erlang syntax, overshadowing the built-inreceiveconstruct might introduce confusion for developers new to the code. Consider renaming these functions to avoid ambiguity (e.g.,await_ref/1andawait_ref/2).internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (1)
18-38: Documentation is thorough with good examples.The function is well-documented with clear examples showing different return values. One minor issue: there's an extra backtick in the last example line.
- " // -> Other(\"sunos\")`\n" + " // -> Other(\"sunos\")\n"internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@otp@intensity_tracker.erl (1)
38-52: Consider adding a comment about event ordering assumptionThe
trim_windowfunction assumes that events are ordered from newest to oldest, which is why returning an empty list when an event is out of window is correct (all subsequent events would also be out of window). While the implementation is correct, this assumption is subtle and should be documented.-spec trim_window(list(integer()), integer(), integer()) -> list(integer()). +%% @doc Trims the event list to only include events within the time window. +%% Assumes events are ordered from newest to oldest. +%% @end -spec trim_window(list(integer()), integer(), integer()) -> list(integer()).internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/intensity_tracker.gleam (1)
25-34: Document assumption about event ordering in trim_windowSimilar to the Erlang implementation, this function assumes events are ordered from newest to oldest, which is why returning an empty list when an event is out of window is correct. Adding a comment would make the logic clearer to future maintainers.
pub fn trim_window(events: List(Int), now: Int, period: Int) -> List(Int) { + // Assumes events are ordered from newest to oldest + // Once an event is outside the window, all later events will be too case events { [] -> [] [event, ..events] ->internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/dict.mjs (2)
330-412: Consider performance trade-offs with persistent updates
assocandassocArraycreate many cloned arrays on every insert, which is standard for persistent data structures but can be expensive in high-throughput scenarios. Depending on usage, you might consider specialized optimizations like path copying or ephemeral mutation during batch operations.
808-992: Extend test coverage for Dict usage
Dictclass usage covers essential functionalities: insert, delete, lookup, iteration, and equality checks. Verify thorough test coverage, particularly around collision handling and hashing edge cases (e.g. repeated references, large strings, unusual numeric values).Would you like assistance generating additional test scenarios to ensure robust coverage of tricky hash collisions or large-scale usage?
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/bytes_tree.gleam (3)
22-30: Consider flattening nestedManyvariants.
When constructing large trees, deeply nestedManybranches may introduce overhead. You could optionally flatten them to reduce tree depth and improve performance.
63-74: Potential opportunity to flatten nestedManyhere as well.
When bothfirstandsecondareMany, you could combine them to avoid extra nesting. Not strictly required but can be a performance win for large structures.
147-160:to_bit_arrayprovides a clear path to final bit array.
Be aware of potential memory usage when dealing with very large trees. Otherwise, the approach is standard for combining iolists.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/include/gleam@dynamic_DecodeError.hrl (1)
1-5: Possible duplication of decode_error definitions.The same
decode_errorrecord appears in multiple header files. If these are meant for different scopes/contexts, that's fine. Otherwise, consider consolidating them into a single shared header to avoid confusion or mismatch.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/dynamic.gleam (3)
46-50: Deprecated function pass-through.
dynamic(value: Dynamic)simply wraps the input in anOkresult. This is consistent with the deprecation note, but be sure to remove or replace it in future major releases if it is no longer used.
467-487: Flexible approach to decoding “any.”
This function short-circuits once a decoder succeeds. This is handy but could degrade performance if the decoder list is large. Consider clarifying it in the docs if performance is a concern.
324-706: Deprecation across numerous decoding helpers.
Many of these tuple and multi-argumentdecodeNfunctions are marked deprecated in favor of the newgleam/dynamic/decodemodule. If these are purely maintained for backward compatibility, ensure they have test cases that guarantee future changes don’t break them inadvertently (or plan for removal in the next major release).internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (1)
15-19: Consider more specific type definitions for improved type safety.The
node_()anddo_not_leak()types are both defined asany(), which provides minimal type safety. Fornode_(), consider using a more specific type that represents Erlang nodes, and clarify the purpose ofdo_not_leak()with appropriate typing or documentation.-type node_() :: any(). +type node_() :: atom(). -type do_not_leak() :: any(). +type do_not_leak() :: term().internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/float.gleam (5)
106-135: Consider checking for negative tolerance
If the tolerance is negative,difference <=. tolerancewill always be false, which might be unexpected. You could return an error or clamp the tolerance to zero.
137-165: Loosely equals might benefit from negative tolerance checks
Similar toloosely_compare, consider bounding or rejecting negative tolerance.
225-246: Add documentation for negative numbers
A short example of negative inputs would clarify how rounding behaves (e.g.,round(-2.5)→-3).@@ -228,6 +228,12 @@ /// ```gleam /// round(2.5) /// // -> 3 +/// +/// round(-2.5) +/// // -> -3 /// ```
318-360: Watch out for floating exponent edge cases
Detecting fractional exponents by comparingceiling(exponent)andexponentcan fail if rounding errors are present (e.g., 2.0000000000000004). Consider rounding the exponent slightly before comparison or alerting users of this limitation.
437-453: Random generation is not cryptographically secure
Document or label this fact if used for security-sensitive applications.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/README.md (1)
37-39: Minor text improvements neededThere are two minor issues in this paragraph:
- "NodeJS" should be written as "Node.js" (official spelling)
- A comma is missing in "if you have a compatibility issue with any platform open an issue"
-as well as all NodeJS, Deno, Bun, and major browsers that are currently +as well as all Node.js, Deno, Bun, and major browsers that are currently supported by their maintainers. If you have a compatibility issue with -any platform open an issue and we'll see what we can do to help. +any platform, open an issue and we'll see what we can do to help.🧰 Tools
🪛 LanguageTool
[uncategorized] ~37-~37: The official spelling of this programming framework is “Node.js”.
Context: ...lang/OTP 26 and higher, as well as all NodeJS, Deno, Bun, and major browsers that are...(NODE_JS)
[uncategorized] ~39-~39: A comma might be missing here.
Context: ...you have a compatibility issue with any platform open an issue and we'll see what we can...(AI_EN_LECTOR_MISSING_PUNCTUATION_COMMA)
[uncategorized] ~39-~39: Use a comma before ‘and’ if it connects two independent clauses (unless they are closely connected and short).
Context: ...ty issue with any platform open an issue and we'll see what we can do to help.(COMMA_COMPOUND_SENTENCE)
internal/test_helpers/scenarios/gleam/build/packages/envoy/src/envoy.gleam (2)
19-19: Remove unnecessary comment markerThere's an empty line with just a comment marker (//) that seems unnecessary.
-//
53-57: Minimal documentation for all functionThe
all()function lacks examples compared to the other functions. Consider adding sample usage to maintain documentation consistency./// Get all the environment variables. /// +/// ```gleam +/// all() +/// // -> #{"HOME" -> "/home/lucy", "PATH" -> "/usr/bin:/bin", ...} +/// ``` +/// @external(erlang, "envoy_ffi", "all") @external(javascript, "./envoy_ffi.mjs", "all") pub fn all() -> Dict(String, String)internal/test_helpers/scenarios/gleam/build/packages/envoy/README.md (3)
3-3: Consider adding hyphens for proper compound adjectives."Zero dependency cross platform" should be written as "zero-dependency cross-platform" for proper grammar.
-A zero dependency cross platform Gleam package for reading environment variables. +A zero-dependency cross-platform Gleam package for reading environment variables.🧰 Tools
🪛 LanguageTool
[misspelling] ~3-~3: This word is normally spelled with a hyphen.
Context: # envoy A zero dependency cross platform Gleam package for reading environment v...(EN_COMPOUNDS_CROSS_PLATFORM)
30-31: Improve documentation reference.The phrase "pretty much" is informal. Consider rewording for a more professional tone.
-That's pretty much it, but documentation can be found at +Documentation can be found at <https://hexdocs.pm/envoy>.🧰 Tools
🪛 LanguageTool
[style] ~30-~30: The phrase ‘pretty much’ can be informal. To strengthen your writing, consider removing it or replacing it with an adverb.
Context: ...t variables envoy.all() } ``` That's pretty much it, but documentation can be found at <...(PRETTY_MUCH)
33-33: Add missing comma in the parenthetical note.The sentence needs a comma after "standard library" for proper grammar.
-(OK I lied, it has one dep. The standard library so we can use `Dict` for `all`). +(OK I lied, it has one dep. The standard library, so we can use `Dict` for `all`).🧰 Tools
🪛 LanguageTool
[uncategorized] ~33-~33: Possible missing comma found.
Context: ...OK I lied, it has one dep. The standard library so we can useDictforall).(AI_HYDRA_LEO_MISSING_COMMA)
internal/test_helpers/scenarios/gleam/build/packages/envoy/src/envoy_ffi.mjs (3)
20-26: Add error handling for environment variable operations.The
setfunction doesn't handle errors that might occur during environment variable operations. Depending on the platform and environment configuration, setting environment variables might fail.export function set(key, value) { if (globalThis.Deno) { - Deno.env.set(key, value); + try { + Deno.env.set(key, value); + } catch (error) { + console.warn(`Failed to set environment variable ${key}: ${error.message}`); + } } else if (globalThis.process) { process.env[key] = value; } }
28-34: Add error handling for environment variable deletion.The
unsetfunction doesn't handle errors that might occur during environment variable deletion.export function unset(key) { if (globalThis.Deno) { - Deno.env.delete(key); + try { + Deno.env.delete(key); + } catch (error) { + console.warn(`Failed to unset environment variable ${key}: ${error.message}`); + } } else if (globalThis.process) { delete process.env[key]; } }
36-44: Handle environment retrieval failures in theallfunction.The
allfunction for Deno doesn't have error handling in casetoObject()fails.export function all() { if (globalThis.Deno) { - return Dict.fromObject(Deno.env.toObject()); + try { + return Dict.fromObject(Deno.env.toObject()); + } catch (error) { + console.warn(`Failed to retrieve all environment variables: ${error.message}`); + return new Dict(); + } } else if (globalThis.process) { return Dict.fromObject(process.env); } else { return new Dict(); } }internal/test_helpers/scenarios/gleam/build/packages/directories/src/directories.gleam (1)
189-190: Use path joining instead of string concatenation.Using string concatenation for paths can lead to issues. Consider using a proper path joining function if available.
- get_env("XDG_DATA_HOME") <> "../bin", + // Use path joining if available in the standard library + string.join([get_env("XDG_DATA_HOME"), "../bin"], "/"),internal/test_helpers/scenarios/gleam/build/packages/directories/src/directories.erl (8)
6-19: DRY principle consideration for repetitive OS checks.The
check_dirs/1function properly filters and returns the first directory. However, many places replicate pattern matching on OS variants. If multiple functions share the same logic, consider extracting that into a helper function to reduce code repetition.
29-31: Validate default environment variable usage.
get_env/1returns<<""/utf8>>if missing. Consider logging or warning the user if an environment variable was expected but not set.
37-44: Ensure consistent logging for unsupported OS.
other_os_message/1prints a warning with[WARN][directories]. Confirm that this style of logging is consistent throughout the project and consider a more conventional logging library if you need more robust logging features.
45-108: Windows-specific directories can be improved.
tmp_dir/0tries standard environment variables or fallback paths likeC:\TEMPorC:\TMP. Windows typically usesC:\Windows\Temp. Confirm that these fallback directories exist by default or consider adding that path too.
110-136: Further native environment variables on Windows.
home_dir/0for Windows checksUserProfileorProfile. Some setups rely onHOMEDRIVEandHOMEPATH. Consider broadening checks to accommodate more configurations.
183-228: Uniform approach for macOS config directories.
config_dir/0for Darwin uses/Library/Application Supportunder the user's home. This is generally correct, but some apps maintain subdirectories like~/Library/Preferencesor~/Library/Application Support/<appName>. Ensure consistency across your application structure.Do you want me to open an issue to propose an improvement for structured subdirectories?
331-357: Add fallback for run-time directories.
runtime_dir/0lumps many OS as unsupported, returning{error, nil}. If you need ephemeral storage or robust concurrency for your application, consider aligning them with OS standards (e.g., Windows has%TEMP%).
402-429: Confirm final logging and side-effect usage in main/0.This function prints and debugs each directory type. It’s helpful for diagnostics, but consider whether production builds should do so verbosely. Potentially wrap debug statements with a log level check or remove them in production.
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/bit_array.gleam (2)
85-96: Provide More Context When Returning Errors fromto_stringIf invalid UTF-8 is encountered, returning a bare
Error(Nil)gives limited diagnostic information. For debugging and user feedback, consider returning a more descriptive error type in the future.pub fn to_string(bits: BitArray) -> Result(String, Nil) { case is_utf8(bits) { True -> Ok(unsafe_to_string(bits)) - False -> Error(Nil) + False -> Error(Nil) // Replace Nil with a descriptive error if possible } }
216-258: Potential Performance Optimization incompareYou are comparing bit arrays byte by byte. For very large arrays, you might consider a single native call or a faster comparison mechanism if performance becomes critical.
.devcontainer/setup.sh (3)
1-1: Add a shebang at the start of the script.Shell scripts benefit from a shebang (e.g.,
#!/usr/bin/env bash) to indicate the shell interpreter to be used. This also addresses ShellCheck SC2148.+#!/usr/bin/env bash wget -O go.tar.gz https://go.dev/dl/go1.23.7.linux-amd64.tar.gz tar -xzvf go.tar.gz -C /usr/local ...🧰 Tools
🪛 Shellcheck (0.10.0)
[error] 1-1: Tips depend on target shell and yours is unknown. Add a shebang or a 'shell' directive.
(SC2148)
3-4: Revisit line 3’s approach to appending to.profile.Using
export PATH=... >> ~/.profilewon't print anything to stdout. The actual line that appends content is line 4. Consider removing line 3 or combining both actions to avoid confusion.-export PATH=$HOME/go/bin:/usr/local/go/bin:$PATH >> ~/.profile echo export PATH=$HOME/go/bin:/usr/local/go/bin:$PATH >> ~/.profile source ~/.profile
7-11: Consolidate package installations to optimize Docker layers.Installing multiple dependencies in separate commands can lead to more Docker layers. Merge them into one
apt-get installstatement if this runs in a Docker image context and is feasible for your workflow.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (2)
1-3: Consider adding a brief module-level doc.A short explanation can assist future readers in understanding the module's purpose and usage at a glance.
-module(gleam@http@cookie). +-define(MODULEDOC("Provides functions for handling HTTP cookies in Gleam, including parsing, attribute management, and secure defaults.")). -compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).
81-119: Confirm RFC conformance for cookie parsing logic.Cookies can be tricky. This approach splits on
;and,, then trims and validates tokens. It seems sound, but confirm alignment with RFC 6265 or your chosen spec, especially for edge cases like quoted values.internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/src/gleam/crypto.gleam (1)
55-57: Update doc references to match function names.The documentation mentions
hash_updateandhash_final, but the code useshash_chunkanddigest. Consider updating the doc examples to avoid confusion.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/dict.gleam (1)
120-123: Clarify or remove the function body in the externally defineddo_has_key.Since it's declared
@external, the function body here is overridden by the Erlang implementation, potentially causing confusion. For consistency, either remove the function body or remove the@externalannotation if intended for Gleam code.internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/README.md (1)
11-13: Specify language for the code block.The markdown code block should include a language specifier for proper syntax highlighting.
-``` +```sh gleam add gleam_crypto@1<details> <summary>🧰 Tools</summary> <details> <summary>🪛 markdownlint-cli2 (0.17.2)</summary> 11-11: Fenced code blocks should have a language specified null (MD040, fenced-code-language) </details> </details> </blockquote></details> <details> <summary>internal/test_helpers/scenarios/gleam/build/packages/gleam_http/README.md (2)</summary><blockquote> `30-52`: **Grammar improvements needed in server adapters section.** There are a couple of grammatical issues that should be fixed: 1. Line 32: Missing comma after "In the example above" 2. Line 39: Should be "an adapter" instead of "a adapter" ```diff -In the example above the Elli Erlang web server is used to run the Gleam HTTP +In the example above, the Elli Erlang web server is used to run the Gleam HTTP -| [cgi][cgi] | [cgi][cgi] is a adapter for the Common Gateway Interface. | +| [cgi][cgi] | [cgi][cgi] is an adapter for the Common Gateway Interface. |🧰 Tools
🪛 LanguageTool
[uncategorized] ~32-~32: A comma might be missing here.
Context: ...``` ## Server adapters In the example above the Elli Erlang web server is used to r...(AI_EN_LECTOR_MISSING_PUNCTUATION_COMMA)
[misspelling] ~39-~39: Use “an” instead of ‘a’ if the following word starts with a vowel sound, e.g. ‘an article’, ‘an hour’.
Context: ...gi] | [cgi][cgi] is a adapter for the Common Gateway Interfac...(EN_A_VS_AN)
53-69: Grammar improvements needed in client adapters section.There are grammatical issues with articles before "HTTP":
-| [gleam_fetch][fetch-adapter] | [fetch][fetch] is a HTTP client included with JavaScript | +| [gleam_fetch][fetch-adapter] | [fetch][fetch] is an HTTP client included with JavaScript | -| [gleam_httpc][httpc-adapter] | [httpc][httpc] is a HTTP client included with Erlang | +| [gleam_httpc][httpc-adapter] | [httpc][httpc] is an HTTP client included with Erlang |🧰 Tools
🪛 LanguageTool
[misspelling] ~60-~60: Use “an” instead of ‘a’ if the following word starts with a vowel sound, e.g. ‘an article’, ‘an hour’.
Context: ...[fetch-adapter] | [fetch][fetch] is a HTTP client included with JavaScript | ...(EN_A_VS_AN)
[misspelling] ~62-~62: Use “an” instead of ‘a’ if the following word starts with a vowel sound, e.g. ‘an article’, ‘an hour’.
Context: ...[httpc-adapter] | [httpc][httpc] is a HTTP client included with Erlang | ...(EN_A_VS_AN)
internal/test_helpers/scenarios/gleam/build/packages/exception/src/exception_ffi.mjs (1)
16-22: Consider handling exceptions in the cleanup function.The
deferfunction ensures that cleanup is always called, but if the cleanup function itself throws an exception, it will override any exception from the body. This might hide the original error.Consider adding error handling for the cleanup function:
export function defer(cleanup, body) { try { return body(); } finally { - cleanup(); + try { + cleanup(); + } catch (cleanupError) { + console.error("Error during cleanup:", cleanupError); + // Optionally re-throw or handle as needed + } } }internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (1)
15-15: Consider using a more specific type thanany()The
port_()type is defined asany(), which is very broad. Although this might be necessary for this case, consider if a more specific type would be possible to improve type safety.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/port.gleam (1)
14-27: Good FFI implementation with comprehensive documentationThe
port_from_dynamicfunction properly uses the external annotation to link to the Erlang implementation. The documentation includes clear examples that match the Erlang module.There is a minor inconsistency in the example (line 20): it mentions
process.self()but the context is about ports, not processes. Consider updating the example to use an actual port.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/README.md (3)
1-16: Strong introduction with clear project goalsThe README starts with a clear introduction and well-defined goals for the Gleam OTP library.
There are a few minor language issues:
- Line 7: "fault tolerant" should be hyphenated as "fault-tolerant"
- Line 7: "multi-core" is typically written as one word "multicore"
🧰 Tools
🪛 LanguageTool
[misspelling] ~7-~7: This word is normally spelled with a hyphen.
Context: ...nch=main) A Gleam library for building fault tolerant multi-core programs using the actor mod...(EN_COMPOUNDS_FAULT_TOLERANT)
[misspelling] ~7-~7: This word is normally spelled as one.
Context: ...eam library for building fault tolerant multi-core programs using the actor model. It is c...(EN_COMPOUNDS_MULTI_CORE)
17-25: Good context about OTP and limitationsThe section provides helpful context and sets appropriate expectations about the library's scope.
There's a duplicate word on line 19: "and and the motivations"
-fuller understanding of OTP, the problems it solves, and and the motivations for +fuller understanding of OTP, the problems it solves, and the motivations for🧰 Tools
🪛 LanguageTool
[duplication] ~19-~19: Possible typo: you repeated a word.
Context: ...tanding of OTP, the problems it solves, and and the motivations for its design. Not al...(ENGLISH_WORD_REPEAT_RULE)
34-76: Comprehensive actor hierarchy documentationThe actor hierarchy documentation is well-structured and provides clear descriptions of each actor type with links to more detailed documentation.
Minor grammar issues:
- Line 68: "Supervisors is a process" should be "Supervisors are processes" (subject-verb agreement)
🧰 Tools
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[typographical] ~42-~42: Consider adding a comma after ‘Typically’ for more clarity.
Context: ...rocesses either directly or indirectly. Typically this abstraction would not be used very...(RB_LY_COMMA)
[style] ~43-~43: Consider replacing ‘often’ with a more meaningful word.
Context: ...this abstraction would not be used very often in Gleam applications, favour other act...(VERY_RB_STYLE)
[formatting] ~60-~60: Consider adding a comma after ‘Commonly’ for more clarity.
Context: ...en sends the result back to its parent. Commonly multiple tasks are used to compute mult...(CONJUNCTIVE_LINKING_ADVERB_COMMA_PREMIUM)
[grammar] ~68-~68: Did you mean “are” or “were”?
Context: ...mentation. ### Supervisor Supervisors is a process that starts and then supervis...(SENT_START_NNS_IS)
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@static_supervisor_ChildBuilder.hrl (1)
1-8: Record definition appears well-structured
All fields look consistent with their intended usage. Consider documenting each field to clarify usage, especially for new contributors.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/charlist.gleam (1)
1-26: Ensure thorough testing of external unicode calls
The functionsto_stringandfrom_stringrely onunicode:characters_to_binaryandunicode:characters_to_list. Please add or confirm test coverage with edge cases (e.g., invalid codepoints or empty strings) to ensure correct behavior across Erlang versions.Do you want me to generate a quick test snippet or open an issue for tracking these tests?
internal/test_helpers/scenarios/gleam/build/packages/exception/src/exception.erl (1)
1-18: Validation for rescue/1 and defer/2
Implementation looks correct. However, consider verifying if all exception types are tested thoroughly (errored, thrown, exited). The compile flags might suppress useful warnings, so ensure a robust test suite.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (2)
7-14: Potential naming clarity
map_response_body/2is clear, but consider emphasizing in the documentation that it only transforms the response body. This can help future maintainers.
41-71: Consider supporting additional HTTP methods or more descriptive errors
get_override_method/1handles overrides forput,patch, anddeleteonly. If you later need HEAD or OPTIONS support, you’ll have to update this function. Also, returning{error, nil}may not provide enough context for troubleshooting.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam_otp_external.erl (2)
8-8: Consider implementing additional system message handling or remove/comment the TODO if not needed soon.
The inline TODO comment indicates an intention to support more system messages, but the roadmap is unclear.Would you like me to propose an implementation sketch or open a new issue to keep track of these unimplemented messages?
21-35: Check for unhandled messages to ensure completeness.
Whileconvert_system_message/2properly handles known patterns likeget_statusandget_state, it only returns{unexpected, Other}for unrecognized messages. This might be acceptable behavior, but consider adding structured logging or an explicit fallback to handle or report unexpected system messages if needed.internal/test_helpers/scenarios/gleam/build/packages/exception/src/exception.gleam (2)
3-17: Ensure thorough testing for newly introducedExceptiontype.
TheExceptiontype handles multiple crash scenarios, such asErrored,Thrown, andExited. It seems foundational to your crash-handling strategy. Ensure there are tests verifying that these variants behave as expected in both Erlang and JavaScript targets.
19-29: Document real-world usage ofrescue.
The docstring advises against regular usage ofrescue. Consider adding a short example or best-practice note describing specific scenarios whererescueis beneficial. This clarifies its purpose for other contributors.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected] (4)
188-190: Consider clarifyingcontinue/1usage with param naming or docstring.
continue(State)is a frequent pattern in OTP. A short docstring or clarifying parameter name (e.g.,NowState) could help readers differentiate it from other function calls.
364-390: Add retries or fallback ininitialise_actor/2.
Currently, any failure or crash in initialization leads to anexit_process({abnormal, Reason}). If the bot or the application requires more resilience, consider implementing an automatic retry or a backoff strategy to handle transient initialization errors.
409-456: Add logs for actor startup.
start_spec/1attempts to initialize the actor and returnsinit_crashedorinit_failedon errors. It might be helpful to log these errors with context to simplify debugging.
491-508: Expose error handling variant incall/3.
callcan crash the caller if the callee doesn't respond within the given timeout. If your design can tolerate partial failures, consider exposing a variant of this function that returns aResultinstead of crashing, to have more graceful error handling.Do you want me to provide a
try_callwrapper or open a new issue for a more fault-tolerant approach?internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (4)
15-16: Consider narrowing theatom_()type.Currently,
atom_()is marked asany(). This might obscure type-checking or dialyzer validations. If feasible, define it more precisely, e.g.-type atom_() :: atom().
17-18: Naming consistency for error tags.
from_string_error() :: atom_not_loadedreturnsAtomNotLoadedin the doc example. For consistency, consider standardizing to an atom likeatom_not_loadedorerror_atom_not_loadedwithin code references.
67-69: Consider specifying encoding foratom_to_binary/1.Similar to the previous recommendation, using
erlang:atom_to_binary(A, utf8)can make encoding explicit.-spec to_string(atom_()) -> binary(). to_string(A) -> - erlang:atom_to_binary(A). + erlang:atom_to_binary(A, utf8).
87-90: Confirm test coverage forfrom_dynamic/1.The code calls
gleam_erlang_ffi:atom_from_dynamic/1to decode a dynamic type. Verify that this gets tested with varied use cases (e.g., numbers, booleans, strings) to confirm robust error handling.Would you like help creating additional test cases or an issue to track improvements here?
internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam_json_ffi.erl (2)
29-36: Refine exception handling indecode/1.Consider distinguishing more error patterns (e.g., partial data, nested structure issues, etc.). Doing so can guide more precise debugging. If needed, unify error mapping for a more user-friendly experience.
57-60: Recursive array building is clear.The loop approach is fairly standard in Erlang. No performance or correctness issues identified, but consider adding a maximum depth check if you anticipate extremely nested arrays.
internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/src/gleam_crypto_ffi.mjs (4)
12-28: Extend algorithm check with custom fallback or error details.When an algorithm is unsupported, it’s best practice to specify which ones are accepted. Currently, a generic
"Unsupported algorithm"error is thrown. Enhance clarity by listing valid options or integrating a safe fallback.
36-41: Potential improvement for HMAC error checking.If
createHmacfails due to an unsupported algorithm or invalid key, it might throw an error. Consider catching and returning a user-friendly message or an error object consistent with your code’s pattern.
47-50: Inline error handling could help.
hashUpdate(hasher, hashChunk)callshasher.update(...)which can throw. If desired, wrap in a try/catch to handle edge cases and log or rethrow cleanly.
52-55: Deprecation note on MD5, if relevant.MD5 is considered insecure for cryptographic purposes. If it’s included purely for backward compatibility, disclaim that in a doc comment or error out when used in production contexts.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/[email protected] (1)
128-167: Consider normalizing method strings or clarifying case sensitivity behavior.Currently,
parse_method/1strictly matches uppercase method names (e.g."GET","POST", etc.). Any other case (e.g."get") is treated as an unknown token and wrapped in{other, binary()}. If this is desired, clarify in documentation. Otherwise, consider normalizing the incoming string before matching to avoid silent mismatch for common method variants.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected] (3)
17-19: Expanddebug_option()for future debugging enhancements.Currently,
debug_option()supports only theno_debugvariant. If you anticipate more robust logging or debugging options (e.g.,log,trace), consider making the type more open-ended or enumerating future possibilities.
72-75: Fix minor docstring typo."Request a suspended OTP compatible process to result" in lines 73–74 likely should be "resume." This can be confusing to readers.
- " Request a suspended OTP compatible process to result, ... + " Request a suspended OTP compatible process to resume, ...
21-26: Use stronger type fordebug_state().
debug_state()is currently defined asany(), which might reduce clarity. If possible, define a more precise type or a union type to help the compiler and maintainers. Otherwise, add explanatory comments about what shape or data this could hold.internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/src/[email protected] (1)
128-145: Document usage risks of weaker algorithms.The code gracefully handles various algorithms, including older or weaker ones like MD5 and SHA1. It is advisable to warn clients or add docstrings clarifying the security implications of these legacy algorithms.
internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/[email protected] (4)
16-40: Consolidatedecode_bits,do_decode, anddecodefor clarity.
These functions are closely related, with each performing a variant of decoding JSON from bitstrings or binaries. It may be beneficial to unify them or clearly explain their differences if they serve distinct use cases (e.g., exposing one as an internal helper and the other as a public API). This will improve the maintainability by preventing future confusion about which function to call.Also applies to: 42-49
51-77: Highlight error source inparse_bitsandparse.
Bothparse_bitsandparserely on the underlyinggleam@dynamic@decode:runlogic, wrapping and re-labeling errors. Consider adding context to the error tuple (e.g., a unique tag per function) to help downstream error-handling code pinpoint whether the failure occurred during “parse_bits” or “parse.” This aids debugging in complex call chains.
79-92: Simplify repeated string conversion logic.
The functionsto_string,to_string_tree, andto_string_buildersimilarly invokegleam_json_ffi:json_to_iodataorgleam_json_ffi:json_to_string. Consider refactoring them by extracting the common logic into a shared helper if the differences between them are minimal.
130-145: Consider internal helper for object & array creation.
object,preprocessed_array, andarraycollectively construct JSON containers. Factor out the repeatedgleam_json_fficalls into a private helper if that helps unify error handling or logging. Doing so can reduce duplication and centralize updates if the wrapper logic changes.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/cookie.gleam (2)
25-49: Add references in doc comments for default attribute choices.
defaults(scheme: Scheme)picks a default path of “/”, setshttp_onlytoTrue, and setssame_sitetoSome(Lax). Consider explaining that these reflect common secure defaults. Documenting the rationale helps future maintainers maintain consistent patterns.
53-88: Ensure robust filtering of invalid attributes.
cookie_attributes_to_listuses a mix of conditionals andoption.map, which is concise. However, consider logging or surfacing warnings when ignoring invalid attributes (e.g., negativemax_age). This can facilitate debugging misconfigured cookies while still preserving graceful fallback.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http.gleam (4)
60-71: Consider using enumerations or table lookups.
is_valid_tcharenumerates a range of valid token characters. If you foresee expansions or future modifications, consider a data-driven approach (e.g., table-based checks or a single inclusive range) to improve maintainability.
75-93: Remove or address the TODO for final compliance check.
A TODO comment indicates verifying if the string is a valid HTTP method token. It partially does so viais_valid_token. Clarify if you need additional constraints (e.g., maximum method length) or if the existing checks suffice. This helps keep the codebase free of stale TODOs.
296-297: Confirm or remove unreachable panic states.
The lines markedpanic as "unreachable"inparse_body_loopandskip_preambleare presumably fail-safes. Ensure you have test coverage or explicit reasons these branches can never be reached, and consider returning an error instead of panic for production stability.Also applies to: 372-373
401-416: Combine header-parsing steps once JavaScript pattern matching is supported.
The approach used inparse_header_nameandparse_header_valueis split up due to known compiler or JavaScript limitations. Maintain a tracked TODO or plan to consolidate these once the Gleam JavaScript codegen supports the required pattern matching. This will reduce complexity and nested branching.Also applies to: 419-464
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/service.gleam (4)
7-9: Consider removing or clarifying this newly introduced deprecated type.
Declaring a newServicetype with a deprecation warning may create confusion for future maintainers. If it's meant for legacy support only, consider moving it into a dedicated legacy module or removing it if unneeded.
11-15: Reassess the deprecatedMiddlewaretype.
Similar toService, this newly introduced type is marked as deprecated. Ensure it’s truly required and provide documented rationale for its inclusion, or remove it to prevent accidental usage.
25-32: Guard against potential header conflicts.
When prepending headers, consider whether adding a duplicate header key could produce unexpected results. If necessary, check for existing headers first or document the behavior clearly.
34-39: Provide more context in error cases.
Currently, anError(Nil)is returned for non-POST methods. For better debugging, consider returning a more descriptive error type or message.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/node.gleam (1)
33-45: Enhance theconnect/1logic with retries or transitional states if needed.
Currently, this function distinguishes unreachable vs. local node not alive. Optionally consider a retry strategy or logging for operational insights.internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam_json_ffi.mjs (2)
24-31: Robust JSON parsing with try/catch.
The fallback to returningError(...)on parse failures is good. Consider large input performance overhead if your use case involves massive strings.
85-163: Comprehensive multi-engine error handling logic.
The layered approach for V8, old V8, Spidermonkey, and JavaScriptCore ensures broad compatibility. Consider adding a fallback for unrecognized error messages or engines.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/atom.gleam (1)
13-13: Correct the double "the" in the docstring.There is a small typo in line 13: "the the". Consider removing one for clarity.
-/// We can create atoms with the the [`create_from_string`](#create_from_string) +/// We can create atoms with the [`create_from_string`](#create_from_string)internal/test_helpers/scenarios/gleam/build/packages/filepath/src/filepath.erl (2)
29-47: Consider simplifying thejoinfunction.The logic and branching work but rely heavily on intermediate variables (
_pipe,_pipe@1,_pipe@2). A minor refactor might improve readability.-join(Left, Right) -> - _pipe@2 = case {Left, Right} of - {_, <<"/"/utf8>>} -> Left; - {<<""/utf8>>, _} -> relative(Right); - {<<"/"/utf8>>, _} -> Right; - {_, _} -> - _pipe = remove_trailing_slash(Left), - _pipe@1 = gleam@string:append(_pipe, <<"/"/utf8>>), - gleam@string:append(_pipe@1, relative(Right)) - end, - remove_trailing_slash(_pipe@2). +join(Left, Right) -> + TrimmedLeft = remove_trailing_slash(Left), + case {Left, Right} of + {_, <<"/"/utf8>>} -> Left; + {<<""/utf8>>, _} -> relative(Right); + {<<"/"/utf8>>, _} -> Right; + _ -> + Combined = gleam@string:append(TrimmedLeft, <<"/"/utf8>>), + gleam@string:append(Combined, relative(Right)) + end + |> remove_trailing_slash.
237-253: Potential advanced expansions.
expandcurrently supports navigating..and.segments. Consider supporting symlinks or environment variables if advanced expansions are required.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected] (1)
114-114: Fix repeated docstring grammar.All these doc lines mention "If the a value is not received." Consider rephrasing to "If a value is not received..."
- " If the a value is not received before the timeout... + " If a value is not received before the timeout...Also applies to: 139-139, 219-219, 293-293, 381-381, 496-496
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/system.gleam (3)
5-10: Correct the spelling in the doc comment.Within the doc comment for the
Suspendedvariant, there's a minor spelling mistake ("Termporarily" → "Temporarily"). Correcting it will improve readability.- /// Termporarily not handling messages, other than system messages. + /// Temporarily not handling messages, other than system messages.
31-32: Follow-up on the pending TODOs.The TODO comments indicate that additional documentation and system messages need to be implemented. Consider creating a new issue or addressing the TODOs soon to avoid accumulating technical debt.
Would you like me to propose a structured plan or draft implementation for these TODO items?
70-95: Consider handling potential error scenarios.
suspendandresumecurrently assume that sending these messages to a process will succeed. In production environments, you may want to handle or log errors if the target process is dead, invalid, or fails to suspend/resume for any reason.pub fn suspend(pid: Pid) -> Nil { + // Optionally handle the error or result of erl_suspend if necessary erl_suspend(pid) Nil } pub fn resume(pid: Pid) -> Nil { + // Optionally handle the error or result of erl_resume if necessary erl_resume(pid) Nil }internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/response.gleam (3)
44-51: Provide a more descriptive error for missing headers.Currently,
get_headerreturnsError(Nil)when a header is missing. A more descriptive variant (e.g.,Error("missing_header")) could make debugging easier by indicating exactly what went wrong.-pub fn get_header(response: Response(body), key: String) -> Result(String, Nil) { +pub fn get_header(response: Response(body), key: String) -> Result(String, String) { list.key_find(response.headers, string.lowercase(key)) |> case _ { Ok(val) -> Ok(val) - Error(Nil) -> Error("missing_header") + Error(_) -> Error("missing_header") } }
106-114: Confirm usage of 303 status code.Using 303 for redirects is valid, but 302 or 307 are more common for a temporary redirection. If you specifically intend to indicate a "See Other" redirect where the client must perform a separate GET request, then 303 is correct.
152-158: Consider setting 'expires' attribute to fully comply with expiring cookies.Expiring a cookie is done here by setting
max_age: option.Some(0). While this approach works per specification, some implementations also expect theexpiresattribute to be set for broader compatibility, especially with older browsers.let attrs = cookie.Attributes(..attributes, max_age: option.Some(0)) +// Could also set the expires attribute to a past date for older browser support +let outdated_date = option.Some("Thu, 01 Jan 1970 00:00:00 GMT") +let attrs = cookie.Attributes( + ..attributes, + max_age: option.Some(0), + expires: outdated_date +)internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/[email protected] (2)
76-95: Consider the deprecation status ofos:timestamp().
os:timestamp()has been deprecated in later OTP versions in favor of functions likeerlang:monotonic_time(). Verify if this is acceptable or if you want to switch to a modern approach.
152-162: Optionally unify environment argument retrieval logic.
start_arguments()obtains arguments frominit:get_plain_arguments(). If you foresee retrieving environment values from other sources or require additional logic, centralizing argument retrieval can help keep the code consistent and maintainable.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/task.gleam (2)
48-48: Add or remove the TODO comments to reflect test coverage status.Lines 48 and 82 both contain
// TODO: test. If you plan to test these areas soon, consider adding test stubs or remove the placeholder if no test is needed. This helps maintain clarity of upcoming tasks.Would you like me to generate a sample test suite for these functions?
Also applies to: 82-82
85-85: Fix the repeated doc grammar "If the a value".The documentation lines currently read “If the a value is not received”. Please remove the extra article “the” for clarity.
-/// If the a value is not received before the timeout has elapsed then an error is returned. +/// If a value is not received before the timeout has elapsed then an error is returned.Also applies to: 105-105, 141-141, 206-206, 281-281, 371-371
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (1)
35-37: Check presence of matching doc references.
get_header/2correctly returns{error, nil}when the header is not found. Confirm that references in your Gleam doc match this return shape (for instance, “Error(Nil)” in docs vs.{error, nil}in code).internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/bool.gleam (1)
57-59: Likewise, clarify theor/2evaluation model.Similar to
and/2, consider clarifying whethera || bshort-circuits. Update documentation if short-circuiting is critical or the doc references full evaluation.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected] (2)
2-2: Consider enabling some compiler warnings.
Currently, all warnings likenowarn_unused_varsandnowarn_unused_functionare disabled. These warnings may help identify potential dead code, typos, or overlooked mistakes.
155-163: Evaluate fallback or logging behavior on child startup failure.
start_and_add_child/2returns{failed, Reason}with no logging or fallback action. For production usage, consider logging the error or providing more context to ease troubleshooting.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (3)
2-2: Revisit suppressed warnings strategy.
Similar to the other module, warnings are suppressed. Consider selectively enabling them to catch possible mistakes.
310-343: Appending multiple cookies to a single header.
set_cookiemerges multiple cookies into onecookieheader, separated by;. This aligns with typical request cookie handling. Be aware that large or numerous cookies can cause header bloat. Consider validating maximum header size if needed for production readiness.
371-409: Selective removal of cookies.
remove_cookie/2properly filters the named cookie from thecookieheader. For user privacy or compliance, consider logging or documenting all user data manipulations, especially for regulated environments.Would you like to implement structured logging here for auditability?
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@otp@static_supervisor.erl (3)
2-2: Suppressing warnings may hide potential issues.
Similar to the other modules, it’s generally safer to keep critical warnings enabled, especially for a new system still being tested.
104-114: Prevent duplicate child IDs.
add/2simply prepends to the child list. If the sameIdis reused intentionally or accidentally, the underlying supervisor might see contradictory specs. To improve reliability, consider checking for duplicates or clarifying behavior in documentation.
262-290: Leverage logging for debugging child specs.
start_link/1usesstatic_supervisor_start_linkwith{Flags, Children}. In production settings, logging these flags and child specs can simplify diagnosing supervisor setups.internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam/json.gleam (1)
20-27: Consider adding unit tests fordecode.
This function is key to handling JSON deserialization. Comprehensive tests can help ensure it handles edge cases (e.g., empty strings, invalid JSON, large inputs, etc.).Would you like help drafting additional test cases?
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/actor.gleam (2)
258-263: Address TODO to ensure full OTP compatibility.
Line 258 includes a TODO to check the needed functionality for OTP compliance. This might include specialized behaviors like handling termination signals, code upgrades, or additional monitoring.Would you like help drafting an OTP compliance checklist?
343-350: Log more context on unexpected messages.
Currently, only the message is printed vialog_warning. Including additional data like the actor’s current state or a unique identifier could aid debugging.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/static_supervisor.gleam (2)
48-51: Typographical correction needed in documentation.“Automic” in the docstring is likely a misspelling of “Automatic.” Consider adjusting it to maintain clarity and consistency.
-/// Automic shutdown is disabled. This is the default setting. +/// Automatic shutdown is disabled. This is the default setting.
140-143: Spelling errors in documentation.“On occations” and “occurences” appear to be misspelled. Prefer “On occasions” and “occurrences” to maintain professional clarity.
-/// Notice that this identifier on occations has been called "name". +/// Notice that this identifier on occasions has been called "name". -/// some occurences of "name" can still be found +/// some occurrences of "name" can still be foundinternal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/process.gleam (2)
46-47: Minor grammatical refinement in documentation.Change “to sent a message” to “to send a message” to maintain clarity and correctness.
-/// the `send` function to sent a message of the correct type +/// the `send` function to send a message of the correct type
95-98: Clarify the receiving process in the documentation.It says "If process P1 sends two messages to process P2 it is guaranteed that process P1 will receive the messages..." But it's actually P2 that receives them. Consider updating for correctness.
-/// If process P1 sends two messages to process P2 it is guaranteed that process -/// P1 will receive the messages in the order they were sent. +/// If process P1 sends two messages to process P2 it is guaranteed that process +/// P2 will receive the messages in the order they were sent.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/supervisor.gleam (6)
6-6: Consider implementing a configurable shutdown period.There's a
TODOcomment for shutdown timing. If you need varying or configurable shutdown times, pass a parameter (e.g.,shutdown_timeout) to the supervisor specification. This would enable more granular or advanced shutdown logic in complex scenarios.Would you like me to propose a refactor that uses this parameter and updates calls accordingly?
21-28: Validate supervisor frequency parameters.
max_frequencyandfrequency_periodcurrently accept anyInt. Adding checks to avoid invalid (e.g., negative or zero) values can prevent edge cases in restart intensity tracking.
43-49: Assess theTODOfor merging fields.You're considering merging
startandreturninginto one field. Before implementing that, verify whether there's a scenario where having them separate offers clearer separation of concerns, especially when thestartlogic and the transformation logic differ.Do you want me to attempt a unified approach or keep them separate with improved naming/documentation?
104-105: Consider implementing graceful shutdown.The
TODOsuggests a more sophisticated stopping approach for supervisorial children. A phased or dependency-based shutdown strategy can prevent abrupt terminations.I'm ready to help you devise a solution that gracefully finalizes child processes if you'd like.
248-298: Enhance error reporting upon child initialization failure.When
initreturnsFailed(...), the error string is somewhat generic. Consider appending child-specific contextual data (child name, spec details) to quickly pinpoint failing children.
305-344: Evaluate restart strategy for child crashes.
handle_exitrestarts the failed child and siblings with no backoff. In high-crash scenarios, you might consider exponential backoff or other strategies to prevent flooding with restarts.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (3)
66-75: Optional: capture spawned process references.
start/2spawns or spawns_link but doesn't return aSubjector monitor by default. If you may need indirect monitoring or to gracefully handle child termination, consider offering a version that captures more context.
142-145: Timeout result is consistent but consider providing more details.
'receive'/2returnsError(Nil)on timeout. You might optionally extend the error type or message to clarify the context.
764-768: Consider supporting custom exit reasons.
send_exit(Pid)always usesnormal. If some processes require distinct exit reasons, provide an overload that accepts a reason.Example diff:
-spec send_exit(pid_()) -> nil. -fun send_exit(Pid) -> - erlang:exit(Pid, normal), - nil. +spec send_exit(pid_(), any()) -> nil. +fun send_exit(Pid, Reason \\ normal) -> + erlang:exit(Pid, Reason), + nil.
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✅ Files skipped from review due to trivial changes (32)
- internal/test_helpers/scenarios/gleam/build/packages/filepath/src/filepath.app.src
- internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@task_Exit.hrl
- internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/src/gleam_crypto.app.src
- internal/test_helpers/scenarios/gleam/build/packages/exception/src/exception.app.src
- internal/test_helpers/scenarios/gleam/build/packages/exception/README.md
- internal/test_helpers/scenarios/gleam/build/packages/exception/LICENCE
- internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/port.gleam
- internal/test_helpers/scenarios/gleam/build/packages/filepath/README.md
- internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam_json.app.src
- internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected]
- internal/test_helpers/scenarios/gleam/build/packages/directories/README.md
- internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam_http.app.src
- internal/test_helpers/scenarios/gleam/build/packages/gleam_json/LICENCE
- internal/test_helpers/scenarios/gleam/build/packages/envoy/src/envoy.app.src
- internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/filepath/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/LICENCE
- internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/LICENCE
- internal/test_helpers/scenarios/gleam/build/packages/directories/LICENSE
- internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/LICENSE
- internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/LICENSE
- internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/directories/src/directories.app.src
- internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang@process_Cancelled.hrl
- internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam_erlang.app.src
- internal/test_helpers/scenarios/gleam/build/packages/gleam_http/LICENSE
- internal/test_helpers/scenarios/gleam/build/packages/gleam_http/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/exception/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/gleam_json/gleam.toml
- internal/test_helpers/scenarios/gleam/build/packages/directories/gleam.toml
🚧 Files skipped from review as they are similar to previous changes (1)
- internal/test_helpers/scenarios/gleam/.gitignore
🧰 Additional context used
🪛 Shellcheck (0.10.0)
.devcontainer/setup.sh
[error] 1-1: Tips depend on target shell and yours is unknown. Add a shebang or a 'shell' directive.
(SC2148)
[warning] 5-5: ShellCheck can't follow non-constant source. Use a directive to specify location.
(SC1090)
🪛 Biome (1.9.4)
internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam_json_ffi.mjs
[error] 1-1: Do not shadow the global "Error" property.
Consider renaming this variable. It's easy to confuse the origin of variables when they're named after a known global.
(lint/suspicious/noShadowRestrictedNames)
🪛 LanguageTool
internal/test_helpers/scenarios/gleam/build/packages/envoy/README.md
[misspelling] ~3-~3: This word is normally spelled with a hyphen.
Context: # envoy A zero dependency cross platform Gleam package for reading environment v...
(EN_COMPOUNDS_CROSS_PLATFORM)
[style] ~30-~30: The phrase ‘pretty much’ can be informal. To strengthen your writing, consider removing it or replacing it with an adverb.
Context: ...t variables envoy.all() } ``` That's pretty much it, but documentation can be found at <...
(PRETTY_MUCH)
[uncategorized] ~33-~33: Possible missing comma found.
Context: ...OK I lied, it has one dep. The standard library so we can use Dict for all).
(AI_HYDRA_LEO_MISSING_COMMA)
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/README.md
[uncategorized] ~3-~3: When ‘Erlang-specific’ is used as a modifier, it is usually spelled with a hyphen.
Context: ... Erlang 🐙 A library for making use of Erlang specific code! ## Features - Typed Erlang proc...
(SPECIFIC_HYPHEN)
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/README.md
[uncategorized] ~32-~32: A comma might be missing here.
Context: ...``` ## Server adapters In the example above the Elli Erlang web server is used to r...
(AI_EN_LECTOR_MISSING_PUNCTUATION_COMMA)
[misspelling] ~39-~39: Use “an” instead of ‘a’ if the following word starts with a vowel sound, e.g. ‘an article’, ‘an hour’.
Context: ...gi] | [cgi][cgi] is a adapter for the Common Gateway Interfac...
(EN_A_VS_AN)
[misspelling] ~60-~60: Use “an” instead of ‘a’ if the following word starts with a vowel sound, e.g. ‘an article’, ‘an hour’.
Context: ...[fetch-adapter] | [fetch][fetch] is a HTTP client included with JavaScript | ...
(EN_A_VS_AN)
[misspelling] ~62-~62: Use “an” instead of ‘a’ if the following word starts with a vowel sound, e.g. ‘an article’, ‘an hour’.
Context: ...[httpc-adapter] | [httpc][httpc] is a HTTP client included with Erlang | ...
(EN_A_VS_AN)
internal/test_helpers/scenarios/gleam/build/packages/gleam_json/README.md
[uncategorized] ~40-~40: Possible missing comma found.
Context: ...arsing JSON is parsed into a Dynamic value which can be decoded using the `gleam/d...
(AI_HYDRA_LEO_MISSING_COMMA)
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/README.md
[misspelling] ~7-~7: This word is normally spelled with a hyphen.
Context: ...nch=main) A Gleam library for building fault tolerant multi-core programs using the actor mod...
(EN_COMPOUNDS_FAULT_TOLERANT)
[misspelling] ~7-~7: This word is normally spelled as one.
Context: ...eam library for building fault tolerant multi-core programs using the actor model. It is c...
(EN_COMPOUNDS_MULTI_CORE)
[duplication] ~19-~19: Possible typo: you repeated a word.
Context: ...tanding of OTP, the problems it solves, and and the motivations for its design. Not al...
(ENGLISH_WORD_REPEAT_RULE)
[typographical] ~42-~42: Consider adding a comma after ‘Typically’ for more clarity.
Context: ...rocesses either directly or indirectly. Typically this abstraction would not be used very...
(RB_LY_COMMA)
[style] ~43-~43: Consider replacing ‘often’ with a more meaningful word.
Context: ...this abstraction would not be used very often in Gleam applications, favour other act...
(VERY_RB_STYLE)
[formatting] ~60-~60: Consider adding a comma after ‘Commonly’ for more clarity.
Context: ...en sends the result back to its parent. Commonly multiple tasks are used to compute mult...
(CONJUNCTIVE_LINKING_ADVERB_COMMA_PREMIUM)
[grammar] ~68-~68: Did you mean “are” or “were”?
Context: ...mentation. ### Supervisor Supervisors is a process that starts and then supervis...
(SENT_START_NNS_IS)
[style] ~79-~79: Consider removing “of” to be more concise
Context: ...is library does not currently replicate all of the Erlang/OTP functionality. Some limitati...
(ALL_OF_THE)
[style] ~90-~90: Consider using “who” when you are referring to people instead of objects.
Context: ... In practice this means that children that are supervisors do not get an unlimit...
(THAT_WHO)
[uncategorized] ~93-~93: If this is a compound adjective that modifies the following noun, use a hyphen.
Context: ...raries, both in terms of unit tests and real world testing in applications.
(EN_COMPOUND_ADJECTIVE_INTERNAL)
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/README.md
[style] ~20-~20: Using many exclamation marks might seem excessive (in this case: 3 exclamation marks for a text that’s 718 characters long)
Context: ...ules you want to use and write some code! ```gleam import gleam/string pub fn g...
(EN_EXCESSIVE_EXCLAMATION)
[uncategorized] ~37-~37: The official spelling of this programming framework is “Node.js”.
Context: ...lang/OTP 26 and higher, as well as all NodeJS, Deno, Bun, and major browsers that are...
(NODE_JS)
[uncategorized] ~39-~39: A comma might be missing here.
Context: ...you have a compatibility issue with any platform open an issue and we'll see what we can...
(AI_EN_LECTOR_MISSING_PUNCTUATION_COMMA)
[uncategorized] ~39-~39: Use a comma before ‘and’ if it connects two independent clauses (unless they are closely connected and short).
Context: ...ty issue with any platform open an issue and we'll see what we can do to help.
(COMMA_COMPOUND_SENTENCE)
🪛 markdownlint-cli2 (0.17.2)
internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/README.md
11-11: Fenced code blocks should have a language specified
null
(MD040, fenced-code-language)
🔇 Additional comments (244)
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/include/gleam@uri_Uri.hrl (1)
1-9: Well-structured URI record definition following RFC 3986 standards.The URI record is properly defined with all standard components as specified in RFC 3986. The type definitions are appropriate - using optional types for fields that may not be present in every URI (scheme, userinfo, host, port, query, fragment) while keeping the path as a required binary field. The use of single quotes around 'query' is correct since it's a reserved word in Erlang.
This will provide a solid foundation for URI handling in the Gleam chess bot project, especially if the bot needs to make HTTP requests to chess APIs or handle URI-based resources.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/os.gleam (2)
1-13: Well-structured type definition with comprehensive documentation.The
OsFamilytype provides good coverage of major operating system families with clear documentation for each variant. The inclusion of theOther(String)catch-all is a pragmatic approach for handling less common OS kernels.
15-36: Good implementation with clear documentation and examples.The
family()function is well-documented with appropriate examples demonstrating different return values. The use of the@externalattribute properly delegates the implementation to Erlang code, which is a good practice for OS-specific functionality.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/README.md (3)
5-13: Features Section is Informative
The features list is concise and well-organized, outlining the core capabilities of the library effectively.
14-21: Usage Instructions are Clear
The instructions for adding the library to a Gleam project are straightforward. The code snippet (lines 18–20) using the shell command provides a clear call-to-action for users.
36-38: Documentation Link and OTP Requirement Adequately Communicated
Providing a link to further documentation (line 36) and noting the OTP version requirement (line 38) ensures that users have the necessary context for deployment.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (6)
1-6: Module definition and exports look good.The module declaration, compiler options, and exports are all correctly set up for this Gleam-generated Erlang module. The module provides functionality to convert between charlists and strings.
7-13: Good use of conditional compilation for OTP version compatibility.The module correctly uses conditional compilation to handle documentation differences between OTP versions. This ensures compatibility across different Erlang environments while still providing proper documentation where supported.
15-22: Clear and informative module documentation.The module documentation clearly explains what a charlist is and when you might encounter them in Erlang interoperability scenarios. This is helpful for developers who are new to Erlang/Gleam interactions.
26-30: The to_string function implementation looks good.The function correctly uses
unicode:characters_to_binary/1to convert a charlist to a binary string, which is the proper way to handle this conversion in Erlang.
32-36: The from_string function implementation looks good.The function correctly uses
unicode:characters_to_list/1to convert a binary string to a charlist, which is the appropriate approach for this conversion in Erlang.
26-32: Hard-coded absolute file paths.The
-filedirectives contain absolute paths that are specific to a developer's environment. In a production codebase, consider using relative paths or removing these directives if they're automatically generated.These paths might be auto-generated by Gleam, so check if this is expected behavior in the compilation process.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam_erlang_ffi.erl (4)
14-18: Successful handling of existing atoms.
Usingbinary_to_existing_atom/1inside atry/catchensures safety and prevents runtime crashes, indicating a solid approach to creating and validating atoms from strings.
57-63: Handle potential unrecognized errors inensure_all_started/1.
This function only captures the{error, {ProblemApp, {"no such file or directory", _}}}variant but ignores other possible error reasons (e.g., missing configuration). Consider adding a catch-all clause or verifying if other outcomes are irrelevant.Would you like to verify additional error patterns? I can generate a script to search references of
application:ensure_all_started/1usage to confirm no unhandled errors exist.
133-146: Robust concurrency pattern with selective receives.
Theselect({selector, Handlers}, Timeout)approach handles both'DOWN'messages and pattern-based message matching, and also supports a fallback “anything” handler. This design is comprehensive for selective message processing.
178-181: Standard approach to clearing the mailbox.
Recursively receiving all messages until none remain is a conventional approach; however, be aware that extremely large mailboxes can lead to lengthy recursive calls. Ensure that usage is well-documented in case messages build up.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (4)
1-6: Module exports and declarations look good.The module correctly exports the
family/0function and theos_family/0type. The compilation directives help suppress warnings that might be expected in generated code.
7-14: Good OTP version compatibility handling.The conditional compilation directives ensure documentation compatibility across different OTP versions, which is a good practice.
15-15: Well-defined type for OS family.The
os_family()type appropriately covers the major operating system families and includes a fallback mechanism for unknown systems.
39-41:✅ Verification successful
Function implementation depends on external FFI module.
The implementation delegates to
gleam_erlang_ffi:os_family(), which isn't defined in this file. Ensure that the FFI module is properly implemented and available at runtime.
🏁 Script executed:
#!/bin/bash # Check if the gleam_erlang_ffi module is defined and includes os_family/0 grep -r "os_family" --include="*.erl" . | grep "gleam_erlang_ffi"Length of output: 895
Verified: External FFI Module Usage Confirmed
The function
family/0in
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected]
properly delegates to the external FFI module. Our grep output confirms that the module
gleam_erlang_ffi(located ininternal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam_erlang_ffi.erl) implements theos_family/0function. No further changes are necessary.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@intensity_tracker_IntensityTracker.hrl (1)
1-5: Record definition looks clean and well-structuredThe
intensity_trackerrecord is properly defined with appropriate type annotations for each field. The structure matches the purpose described in the module documentation.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@otp@intensity_tracker.erl (1)
57-77: Implementation is correct but could benefit from a cleaner record access approachThe
add_eventfunction correctly maintains the intensity tracking logic by updating events and checking against limits. While the use oferlang:element(N, Record)works for accessing record fields, using record syntax would be more readable. However, this may be generated code from Gleam, so it's acceptable.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/intensity_tracker.gleam (1)
36-45: Implementation is clean and follows Gleam idiomsThe
add_eventfunction is implemented well, using labeled arguments, pattern matching, and record updates appropriately. The logic correctly maintains the intensity tracking by adding a new event, trimming old events, and checking against the configured limit.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/dict.mjs (7)
29-72: Hashing logic looks robust but confirm special cases
hashMerge,hashString,hashNumberandhashBigIntfollow classic hashing strategies. This is generally sound. As a precaution, ensure that numeric corner cases (e.g. ±Infinity, NaN) and enormous BigInt values function as expected.
74-120: Thorough handling of multiple object types
hashObjectskillfully covers Dates, Arrays, typed arrays, Maps, and Sets. This approach seems correct. Keep in mind that extremely large nested objects or large typed arrays might degrade performance.
127-148: Validate unreachable default case
getHashincludes a defaultreturn 0for types not explicitly matched. This is helpful but labeled “should be unreachable.” Confirm that no unexpected types slip through, especially in dynamic usage scenarios.
150-328: Solid foundation for hash-based trie structure
Constants likeSHIFT,BUCKET_SIZE, and the node type definitions follow well-known strategies in persistent hash map implementations. ThecreateNodelogic is clean and sufficiently covers collision handling.
413-549: Index node & collision handling appear correct
assocIndexandassocCollisionproperly handle expansions, collisions, and transitions to array nodes. The approach is consistent with established functional hash map patterns.
551-639: Lookup functions are implemented cleanly
collisionIndexOf,find*variants thoroughly resolve entries in collisions, arrays, and indexed nodes. This should behave predictably, providedisEqualhandles edge cases correctly.
641-807: Removal logic accurately preserves immutability
without*variants handle node shrinking, reversion to index nodes, and collisions. This is carefully done and continues the persistent/immutable pattern consistently.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/bytes_tree.gleam (15)
1-21: Documentation is clear and thorough.
No issues found in these lines. Good job explaining the usage and behavior ofBytesTreein detail.
32-37: No issues withnew()function.
Implementation is straightforward and aligns with the intended usage.
39-45:prependfunction logic is consistent.
Usingappend_treeinternally might feel counterintuitive at first glance, but it remains logically correct and maintains constant time prepends.
47-53:appendfunction appears correct.
No concerns; it similarly relies onappend_treeunder the hood for constant time operation.
55-61:prepend_treeis symmetrical toappend_tree.
The approach of reusingappend_treeinternally is consistent with the rest of the design.
75-83:prepend_stringfunction is well-structured.
All good here.
84-92:append_stringfunction looks good.
Implementation matches the existing pattern and appears correct.
93-101:concatimplementation is straightforward.
Produces aManycontaining the provided trees.
102-111:concat_bit_arrayslogic is concise.
Pipelines the conversion to bytes trees before concatenating, which is clean and readable.
112-121:from_stringfunction looks correct.
No issues; effectively wraps string data in a text node.
122-131:from_string_treefunction is well-defined.
Consistently follows the same approach asfrom_string.
132-141: No issues infrom_bit_array.
Padded to full bytes by design, aligning with the stated requirements.
142-145:wrap_listis minimal and appropriate.
Straightforward usage ofBytes(bits)to finalize the structure.
162-180:to_listfunction is logically consistent.
It cleanly pattern matches each node type for conversion. No concerns.
181-190:byte_sizefunction is straightforward.
Uses Erlang's nativeiolist_sizeunder the hood while folding over bit arrays. No concerns.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/include/gleam@dynamic@decode_Decoder.hrl (1)
1-4: Looks good!The record definition for
decoderis straightforward and minimal. The function type aligns well with your decoding pattern. Ensure that all references to this record match the function signature expectations (i.e., returning a tuple of decoded data and error list).internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/include/gleam@dynamic@decode_DecodeError.hrl (1)
1-5: Clean record structure for error handling.This record neatly captures the expected value, the found value, and the path of the error. It should integrate nicely with your decoder logic.
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/dynamic/decode.gleam (7)
1-58: Comprehensive module documentation.The doc comments provide thorough explanations and examples. This level of detail improves learnability and maintainability significantly. No concerns here.
259-288: Check for potential mismatch between binary-based and string-based errors.Here,
DecodeErrorusesStringforexpectedandfound. Meanwhile, the header files define them asbinary(). Verify that your bridging logic (e.g.,dynamic.classify(...)) properly converts these binaries to strings so that the error messages remain consistent across environments.
316-331:subfieldfunction logic is clear.This function composes decoders to handle nested fields. The use of
indexandpush_pathfor error tracking is nicely modular. No issues found.
356-424: Nested indexing withatandindexis well structured.This approach cleanly separates the generic indexing logic (
index) from the higher-levelatfunction. Watch for performance overhead if paths are very deep, but for normal usage this is fine.
626-636: Verify the fallback to bit array when decoding strings.You're trying
dynamic_bit_arraybefore converting to a string. This is presumably to handle certain representations, but confirm there’s no unintended classification of valid strings as bit arrays.
731-757: List decoding implementation looks solid.The
decode_listexternal function with a custom path-pushing mechanism cleanly handles per-element decoding. No immediate concerns.
758-792: Dictionary decoding approach is flexible and thorough.You handle errors gracefully, folding over each key-value pair. Be mindful of skipping decoders when errors accumulate, but it is a valid approach for collecting partial errors.
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/dynamic.gleam (6)
1-8: Imports look good.
All imported modules (bit_array,dict,int, etc.) align well with the file’s decoding and utility needs.
9-14: TypeDynamicis clearly documented.
The docstrings give a good introduction, explaining the rationale for introducing a dynamic type.
30-39: Clear error-handling strategy.
TheDecodeErrorandDecodeErrorstypes, combined with theDecoderfunction type, are a well-structured foundation for decoding dynamic data with meaningful error messages.
60-77: Potentially confusing string decoder flow.
Thisdecode_stringfunction usesdecode_bit_arrayunder the hood and then attempts to convert the result to a string, which may be surprising if readers expect a dedicateddecode_stringpath. Confirm that all inputs truly arrive as bit arrays when representing strings, or consider implementing distinct decoding logic for strings if that assumption doesn’t always hold.
125-150: Robust pattern for handling nested results.
Decoding a customResult(a, e)from dynamic data is well-handled here. The code properly maps paths for bothokanderrorcases, ensuring helpful error contexts.
212-233: Index-based tuple element retrieval is well-structured.
The check for negative indexes (and offset from the end) is a nice touch. Confirm that users are aware of 0-based indexing for positive values and negative indexing for reverse indexing; ensuring thorough test coverage would be good.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (6)
1-6: Module definition and exports look good.The module correctly defines exports for both functions and types, with appropriate compiler options to suppress common warnings in generated code.
7-14: Well-implemented conditional compilation for documentation.The code uses conditional compilation based on OTP release version to handle documentation directives appropriately. This ensures compatibility across different Erlang versions while maintaining proper documentation support.
21-25: Implementation of self/0 looks good.The function correctly returns the current node by calling
erlang:node().
27-42: Well-documented visible/0 function with a helpful example.The function correctly returns all visible nodes in the cluster (excluding the current node) and provides clear documentation with a practical example showing how to include the current node if needed.
58-68: The send function correctly implements message passing to remote nodes.The function properly formats the process address as
{Name, Node}which is the standard way to address a named process on a remote node in Erlang. Thenilreturn type is appropriate for this side-effect operation.
43-57:✅ Verification successful
The connect function relies on an external FFI implementation.
The function delegates to
gleam_erlang_ffi:connect_node/1. Ensure that this FFI function properly handles all error cases mentioned in the documentation.
🏁 Script executed:
#!/bin/bash # Find implementation of the gleam_erlang_ffi module to verify connect_node functionality fd -g "*gleam_erlang_ffi*" . | xargs cat | grep -A 10 "connect_node"Length of output: 1527
FFI error handling for connect_node/1 is verified.
The FFI function, implemented ingleam_erlang_ffi, correctly delegates the connection request tonet_kernel:connect_node/1and returns the appropriate error tuples—{error, failed_to_connect}when the node is unreachable and{error, local_node_is_not_alive}when the local node isn’t alive. This aligns with the documented error cases for theconnect/1function.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/float.gleam (22)
34-51: Parsing logic appears robust and well-documented
No functional or security concerns found. The usage ofResult(Float, Nil)for error handling is appropriate.
53-65: String conversion function is straightforward
Implementation aligns with Gleam’s external declarations.
66-80: Clamping logic is sound
Callingminfollowed bymaxis an unusual but valid approach for bounding.
81-105: Comparison function is correct
The handling of equality vs. greater/less than is clean.
167-182: Min function is correct
Simple conditional logic is well-implemented.
183-198: Max function is correct
Straightforward approach mirroring theminfunction.
199-211: Ceiling implementation is concise
Reliance on Gleam externals is appropriate.
212-224: Floor function matches expectations
No issues identified here.
250-261: Truncation function is well-defined
Implementation directly calls external for each platform without issues.
263-291: Precision rounding approach looks good
Handling of negative vs. positive precision is correct.
297-316: Absolute value logic is valid
No issues found.
366-383: Square root defers to power(x, 0.5)
Consistently uses the same error handling logic aspower.
384-395: Negate is straightforward
No concerns identified.
397-416: Sum implementation is clean
The tail recursion approach is well-structured.
417-435: Product mirrors sum logic effectively
No concerns identified.
454-486: Modulo result is consistent with definition
The approach aligns with most languages.
488-507: Divide function with result type is good practice
ReturningError(Nil)on zero divisor is clearly signposted.
509-535: Add is a simple wrapper
Implementation is concise, making higher-order usage easier.
537-563: Multiply is analogous to add
No issues found.
565-596: Subtract function is straightforward
Implementation is harmonious with other arithmetic wrappers.
598-633: Logarithm result approach is sensible
Returning an error for non-positive values prevents crashes.
639-662: Exponential function usage is appropriate
External definition is consistent across runtimes.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/README.md (3)
1-9: Well-structured README introduction with appropriate badgesThe README includes essential badges for package version, documentation, and community links, providing a good initial overview of the library.
10-16: Clear installation instructionsThe installation section provides straightforward instructions for adding the library to a Gleam project.
18-28: Effective usage exampleThe example demonstrates a practical use case, showing how to import and use a module from the standard library.
🧰 Tools
🪛 LanguageTool
[style] ~20-~20: Using many exclamation marks might seem excessive (in this case: 3 exclamation marks for a text that’s 718 characters long)
Context: ...ules you want to use and write some code! ```gleam import gleam/string pub fn g...(EN_EXCESSIVE_EXCLAMATION)
internal/test_helpers/scenarios/gleam/build/packages/envoy/src/envoy_ffi.erl (4)
1-4: Well-defined module with clear exportsThe module definition and exports are clear, following Erlang conventions.
5-9: Proper environment variable retrieval with error handlingThe
get/1function correctly retrieves environment variables and handles the case when they don't exist, with appropriate Unicode conversion.
11-17: Clean implementation of set and unset functionsBoth functions handle Unicode conversion properly and return
nilto maintain consistent return types across language boundaries.
19-24:✅ Verification successful
Potential issue with environment variable parsing
The
all/0function assumes environment variables will always follow the "NAME=VALUE" format, which might not be guaranteed in all environments. Consider adding error handling for malformed variables.
🏁 Script executed:
#!/bin/bash # Check if environment variables always follow the NAME=VALUE format env | grep -v "^[^=]*=.*$" || echo "All environment variables follow NAME=VALUE format"Length of output: 139
Environment Variable Parsing Verified
The verification script confirms that in the current environment, all variables strictly follow the "NAME=VALUE" format, so the implementation of
all/0works as expected. However, note that this assumption might not hold in all environments. It may be worthwhile to add error handling or safeguards for potential malformed variables if this function is used in less controlled settings.
- Verified: All environment variables conform to the expected format.
- Suggestion: Consider implementing checks to gracefully handle unexpected formats in future or broader use cases.
internal/test_helpers/scenarios/gleam/build/packages/envoy/src/envoy.gleam (2)
1-18: Well-documented get function with proper external bindingsThe
getfunction is thoroughly documented with clear examples and appropriate external bindings for both Erlang and JavaScript.
20-52: Well-documented set and unset functionsBoth functions include clear examples demonstrating their usage and have appropriate external bindings.
internal/test_helpers/scenarios/gleam/build/packages/envoy/gleam.toml (2)
1-9: Well-structured package metadataThe package metadata is comprehensive, including name, version, description, license, repository information, and relevant links.
11-14: Clear dependency specificationThe dependencies section correctly specifies the gleam_stdlib package with an appropriate version constraint.
internal/test_helpers/scenarios/gleam/build/packages/envoy/src/envoy.erl (1)
1-24: LGTM! Clean module implementation with proper type specs.The Erlang module correctly implements and exports the four environment variable management functions with proper type specifications. The implementation delegates to the FFI module which handles platform-specific details.
internal/test_helpers/scenarios/gleam/build/packages/envoy/src/envoy_ffi.mjs (1)
4-18: Solid implementation of environment variable retrieval with proper error handling.The
getfunction correctly handles both Deno and Node.js environments and returns appropriate results with error handling.internal/test_helpers/scenarios/gleam/build/packages/directories/src/directories.gleam (3)
11-13: LGTM! Efficient environment variable checking.The
check_dir_from_envfunction elegantly filters and checks environment variables using the pipeline operator.
247-273: LGTM! Comprehensive debug function for directory paths.The
mainfunction provides a useful way to display all directory paths for debugging and verification purposes.
51-51:❓ Verification inconclusive
Address the TODO comment regarding Windows implementation.
There's an unresolved TODO comment about Windows implementation. This should be addressed before finalizing the code.
🏁 Script executed:
#!/bin/bash # Check if there are any Windows-specific tests or implementation details echo "Checking for Windows-specific tests for tmp_dir function:" rg -i "win|windows" -C 3 "tmp_dir.*test" --type=gleamLength of output: 210
Windows Implementation for tmp_dir:
The initial check couldn’t run as expected due to the unrecognized Gleam file type. Please run the above revised script—which uses the--iglob "*.gleam"option—to verify if there are any Windows-specific tests or implementations for thetmp_dirfunction. Based on the results, ensure that one of the following is addressed before finalizing the code:
- Implement Windows-specific behavior: If the functionality differs on Windows, add the necessary tests and implementation details.
- Clarify or remove the TODO comment: If no platform-specific adjustments are needed, remove or update the TODO.
🏁 Script executed:
#!/bin/bash echo "Searching for Windows-specific implementations or tests for tmp_dir in Gleam files:" rg -i "win|windows" -C 3 "tmp_dir" --iglob "*.gleam"Length of output: 399
Action Required: Address Windows Compatibility in
tmp_dirImplementationThe TODO comment in
internal/test_helpers/scenarios/gleam/build/packages/directories/src/directories.gleam(line 51) still exists. No Windows-specific tests or implementations were detected, which means that either the implementation hasn’t been updated for Windows or the comment is outdated. Please take one of the following actions:
- Implement Windows-Specific Behavior: If the
tmp_dirfunction should work differently on Windows, add the corresponding tests and implementation adjustments.- Update/Remove the TODO Comment: If no platform-specific changes are necessary, please update or remove the comment to avoid confusion.
internal/test_helpers/scenarios/gleam/build/packages/directories/src/directories.erl (8)
1-4: Ensure compile attributes match your project's requirements.While the compile attributes and export list are valid, confirm that turning off warnings (e.g.,
nowarn_unused_function) doesn't hide potential issues. Consider removing or fine-tuning them in production builds.Do you want to verify if there are truly no unused functions? If so, run a compiler check with warnings enabled.
20-28: Check fallback behavior for environment variables.
check_dir_from_env/1checks environment variables and returns the first valid one. For some OS configurations, you might want to define a fallback path if none is found. Confirm that returning{error, nil}is the intended behavior when no variables match.
33-35: Potential edge cases in home directory construction.
home_dir_path/1appendsPathtoHOME. On non-UNIX systems, this could produce unexpected results. Ensure this helper is used only whereHOMEmakes sense or guard usage with OS checks.
138-182: Clarify cache folder convention on Windows.
cache_dir/0returns%APPDATA%. Typically,%LOCALAPPDATA%is used for caches. Confirm that storing caches in%APPDATA%(which often roams in corporate domains) is desired.
229-238: Fallback for config_local_dir on non-Windows OS.
config_local_dir/0delegates toconfig_dir/0for all other OS. Check if some Linux or BSD distributions might have separate local config paths. If not, this fallback is acceptable.
258-267: Inconsistency for Windows fallback.
data_local_dir/0for Windows uses%LOCALAPPDATA%, while other OS fall back todata_dir/0. Perfectly valid, but ensure the alignment across OS is intentional if "local data" is meant to be consistent.
321-330: Preference location alignment.
preference_dir/0on Darwin is~/Library/Preferences. For other OS, it reusesconfig_dir/0. Evaluate placing preferences in specialized subdirectories instead of general config paths.
359-400: Potential duplication with data vs. state directories.
state_dir/0reuses logic for Linux/BSD withXDG_STATE_HOMEor~/.local/state. For Windows or macOS, it returns{error, nil}. If you plan stateful data storage, confirm alignment with the OS's standard.internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/bit_array.gleam (3)
1-6: Overall Structure & Documentation Look GoodGreat job on organizing this file and providing concise doc comments. The top-level explanation of
BitArrayis clear and sets a good foundation for the rest of the library.
28-31:pad_to_bytesFallback Does Nothing in JavaScriptWhile the
@externalannotation referencesbit_array_pad_to_bytesin Erlang, the fallback body for JavaScript simply returnsx, which may leave partial bits unpadded. Verify if this is intentional or if a real JS-side implementation is needed.
7-12:❓ Verification inconclusive
Ensure Consistency Between Erlang & JavaScript Implementations
The
from_stringfunction maps toidentityin Erlang but callsbit_array_from_stringin JavaScript. Verify that both targets consistently handle all edge cases, such as empty strings or invalid characters.Please run a quick search for its usage across the codebase to confirm correct calling patterns:
🏁 Script executed:
#!/bin/bash rg -A 2 "from_string("Length of output: 99
Action Required: Verify
from_stringUsage Across the CodebaseThe original search command produced a regex error because the unescaped parenthesis was interpreted as an open group. To address this, please run the updated search command in fixed-string mode so that we can accurately identify all call sites of
from_string(and ensure that both Erlang and JavaScript targets handle edge cases consistently.#!/bin/bash # Re-run search using fixed-string mode to avoid regex parsing errors rg -F -A 2 "from_string("Once this command is executed, please verify that the usage patterns of
from_stringacross the codebase are correct and that both the Erlang and JavaScript implementations (respectively mapped toidentityandbit_array_from_string) consistently handle cases such as empty strings or invalid characters.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang@process_CalleeDown.hrl (1)
1-2: Record declaration for process termination looks good.This record definition creates a structured representation of a scenario where a called process has terminated, with a dynamic reason field. The naming convention and structure follows Erlang/OTP conventions and would be useful for pattern matching in process monitoring.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang@process_Abnormal.hrl (1)
1-2: Record for abnormal termination properly defined.The record definition for
abnormalwith a binary reason field is correctly structured and would be useful for representing exceptional process termination conditions. This follows standard Erlang record declaration syntax and typing.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang@process_Subject.hrl (1)
1-5: Subject record structure looks good.This record definition properly defines a subject with an owner process ID and a reference tag, which is a common pattern in OTP for tracking process relationships. The field types are correctly specified using their fully qualified paths.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam_otp.app.src (1)
1-14: OTP application definition is correctly structured.The application definition for
gleam_otpfollows the proper .app.src format with all required fields:
- Version is specified
- Dependencies are correctly listed
- Description is informative
- Modules list is comprehensive
- Empty registered processes array is appropriate for initial setup
This provides a solid foundation for the Gleam OTP application structure.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@system_StatusInfo.hrl (1)
1-7: Looks good!The record structure appears correct and aligns with typical Erlang conventions for typed record fields. No issues found.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (4)
26-38: Good case handling insame_site_to_string/1.This function cleanly covers all variants (
lax,strict,none). Implementation is straightforward and correct.
56-80: Ensure complete coverage of invalid characters incheck_token/1.This function blocks whitespace, but consider verifying if other control or non-printable characters also need filtering to fully match RFC specs.
121-160: Well-structured approach to building cookie attributes.Code is modular, making it easy to extend. No immediate issues spotted.
162-170: Potential edge cases inset_header/3.If
NameorValuecontain;or=characters, it may affect parsing. Ensure that such scenarios are intentionally disallowed or properly escaped.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang@process_ProcessMonitor.hrl (1)
1-1: Record definition for process monitoring looks goodThis record correctly defines a process_monitor structure with a tag field of type reference, which is appropriate for Erlang process monitoring. The reference type is commonly used in Erlang to uniquely identify monitor requests.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@static_supervisor_Worker.hrl (1)
1-1: Worker record definition is correct and follows OTP conventionsThe
shutdown_msfield is properly typed as an integer, which is appropriate for specifying how long a supervisor should wait for a worker to terminate gracefully before forcefully killing it. This aligns with standard OTP supervisor behavior.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@actor_Ready.hrl (1)
1-1: Actor ready state record is well-structuredThe record contains appropriate fields for an actor system: a generic state field and a selector for message processing. The use of
any()type for state provides flexibility, though it does sacrifice some type safety. This is common in actor-based systems where actors can maintain various state types.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/include/gleam@http@response_Response.hrl (1)
1-5: HTTP response record structure is appropriateThe record correctly defines the core components of an HTTP response:
statusas an integer for HTTP status codesheadersas a list of binary tuples representing key-value pairsbodyas any() to allow flexibility in response content typesThis structure will support all standard HTTP response operations.
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/include/gleam@set_Set.hrl (1)
1-1: Record definition looks good.The set record is properly defined with a dictionary field that stores keys of any type with values as lists of nil elements. This is a common and efficient implementation pattern for sets in functional languages.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang_UnknownApplication.hrl (1)
1-1: Record definition is well structured.The
unknown_applicationrecord with itsnamefield of atom type is properly defined. This is likely used for handling unknown Erlang applications during interop operations.internal/test_helpers/scenarios/gleam/build/packages/filepath/src/filepath_ffi.mjs (1)
1-6: Platform detection function looks good.The
is_windows()function correctly uses optional chaining to safely check for platform properties in both Node.js and Deno environments. This approach prevents errors if either environment is missing or if the properties don't exist.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/include/gleam@http_MultipartHeaders.hrl (1)
1-4: Record definition looks good.This
multipart_headersrecord is well-structured for handling HTTP multipart data. It correctly defines:
- A
headersfield as a list of binary tuples for storing parsed header key-value pairs- A
remainingfield as a bitstring for holding any unparsed dataThe types are properly specified according to Erlang typing conventions.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/include/gleam@http_MultipartBody.hrl (1)
1-5: Record definition is correctly structured.The
multipart_bodyrecord is well-defined with appropriate fields:
chunkfield for storing the current parsed data segmentdoneboolean flag to indicate completion statusremainingfield for any unparsed dataAll fields have proper Erlang type specifications.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang@process_ExitMessage.hrl (1)
1-4: Record definition is correctly typed.The
exit_messagerecord is properly structured for Erlang process management:
pidfield correctly typed as a process identifierreasonfield appropriately typed as an exit reasonThis follows standard Erlang conventions for process monitoring.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang_ApplicationFailedToStart.hrl (1)
1-4: Record definition is well-structured.The
application_failed_to_startrecord correctly captures application startup failures:
namefield properly typed as an atom for the application identifierreasonfield using a dynamic type to accommodate various failure reasonsThis follows Erlang OTP conventions for error representation.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@actor_Continue.hrl (1)
1-4: Well-structured record for actor continuation managementThis record provides a clean way to manage an actor's continuation state and message selector in the Gleam OTP framework. The design allows for both storing the actor's state and optionally specifying which messages the actor should receive next through the selector field.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@task_Task.hrl (1)
1-5: Appropriate task structure for process managementThis record provides a well-designed structure for representing asynchronous tasks in the OTP framework. The inclusion of both owner and executing process PIDs allows for proper relationship tracking, while the subject field enables type-safe message passing between processes.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/include/gleam@erlang@process_ProcessDown.hrl (1)
1-4: Clean record definition for process termination eventsThis record appropriately encapsulates the information needed when tracking process termination - the process ID and the reason for termination. Using a dynamic type for the reason field is suitable as termination reasons can vary widely, providing flexibility for different error scenarios.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/include/gleam@http_MoreRequiredForBody.hrl (1)
1-5: Well-designed record for incremental HTTP body processingThis record effectively handles the scenario where HTTP body data arrives in chunks, particularly for multipart bodies. The continuation function pattern allows for efficient streaming of data while maintaining type safety between chunks, which is essential for processing large HTTP payloads like file uploads.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/include/gleam@http_MoreRequiredForHeaders.hrl (1)
1-4: Record structure looks correct for HTTP header parsing continuation.This record defines a continuation function for HTTP header processing. The function signature is well-typed, taking a bitstring and returning either a successful result with parsed headers or an error.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@supervisor_Spec.hrl (1)
1-6: Supervisor specification structure looks appropriate.The record defines a supervisor specification with fields for:
argument: The argument to pass to child processesmax_frequency: Maximum restart frequency (integer)frequency_period: Time period for frequency calculation (integer)init: Function that transforms children configurationsThis follows standard OTP supervision patterns, providing the necessary configuration for child process management.
internal/test_helpers/scenarios/gleam/build/packages/filepath/src/filepath_ffi.erl (1)
1-9: Implementation of Windows detection looks correct.The Foreign Function Interface (FFI) module appropriately checks if the current system is Windows by examining the result of
os:type()for the{win32, _}pattern. The implementation is clean and follows Erlang conventions.internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/src/gleam_crypto_ffi.erl (3)
4-8: Algorithm conversion for SHA-1 is handled correctly.The conversion function properly maps
sha1toshafor compatibility with Erlang's crypto module while preserving other algorithm values.
10-11: HMAC implementation correctly uses Erlang crypto module.The function properly delegates to
crypto:mac/4with the appropriate parameters after converting the algorithm.
13-14: Hash initialization implementation is appropriate.The function correctly uses
crypto:hash_init/1after converting the algorithm for compatibility.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@static_supervisor_Builder.hrl (1)
1-7: Proper structure for OTP supervisor configurationThe
builderrecord defines a well-structured configuration for static supervisors with appropriate fields for supervision strategy, restart intensity, period, auto shutdown behavior, and child process definitions. This follows OTP best practices for defining supervisor behavior.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/include/gleam@http@cookie_Attributes.hrl (1)
1-8: Compliant HTTP cookie attributes structureThe
attributesrecord correctly implements standard HTTP cookie attributes including max_age, domain, path, secure flag, http_only flag, and same_site policy. The use ofgleam@option:optionfor optional fields follows functional programming best practices.internal/test_helpers/scenarios/gleam/build/packages/exception/src/exception_ffi.erl (2)
5-11: Well-structured exception handling implementationThe
rescue/1function properly handles all three types of Erlang exceptions (error, throw, exit) and returns them in a structured format that's easy to pattern match in Gleam.
13-16: Ensure proper resource cleanup with defer patternThe
defer/2function correctly implements the "defer" pattern (similar to Go's defer or Python's context managers) by ensuring cleanup code runs regardless of exceptions, which is important for resource management.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@supervisor_ChildSpec.hrl (1)
1-5: Flexible child specification for OTP supervisorsThe
child_specrecord provides a type-safe way to define how child processes are started and managed by supervisors. Thereturningfunction enables proper type mapping between the process and the Gleam type system.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/include/gleam@otp@actor_Spec.hrl (1)
1-5: Well-structured record definition for OTP actor specification.This record definition provides the necessary structure for OTP actors with initialization, timeout, and message loop handling. The type specifications ensure proper interface contracts while maintaining flexibility through parameterized types.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/README.md (1)
1-29: Clear and concise introduction with helpful example code.The example effectively demonstrates how to create a simple HTTP service using Gleam, including proper imports, service definition, and server initialization.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/include/gleam@http@request_Request.hrl (1)
1-10: Comprehensive HTTP request record definition with appropriate typing.The record captures all essential HTTP request components with proper type specifications. The optional fields (
portandquery) are correctly typed using the option type, which improves type safety.internal/test_helpers/scenarios/gleam/build/packages/exception/src/exception_ffi.mjs (1)
1-14: Well-implemented error handling with differentiation between Error instances and other thrown values.The
rescuefunction correctly handles different types of JavaScript exceptions, distinguishing between standard Error objects and other thrown values. This provides more precise error information to the caller.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (4)
1-6: LGTM for module structure and exportsThe module structure follows good practices with clear exports for both function and type. The compiler options are set appropriately to suppress unnecessary warnings.
7-13: Good OTP version compatibility handlingThe conditional compilation based on OTP version is a good practice to ensure backwards compatibility while taking advantage of new features in OTP 27+.
17-30: Well-documented function with clear examplesThe documentation for
port_from_dynamicis thorough and includes helpful examples that illustrate both success and error cases.
31-34: Implementation delegates to FFI function correctlyThe function specification and implementation are correct. The delegation to the external FFI function follows proper practices.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/port.gleam (2)
1-3: LGTM for importsThe imports are clean and explicit, properly bringing in the required types.
4-12: Well-documented Port type with external referenceThe Port type documentation is thorough and includes a helpful link to the official Erlang documentation.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/README.md (1)
77-94: Transparent about limitations and known issuesBeing upfront about limitations and known issues is excellent practice and helps users make informed decisions.
🧰 Tools
🪛 LanguageTool
[style] ~79-~79: Consider removing “of” to be more concise
Context: ...is library does not currently replicate all of the Erlang/OTP functionality. Some limitati...(ALL_OF_THE)
[style] ~90-~90: Consider using “who” when you are referring to people instead of objects.
Context: ... In practice this means that children that are supervisors do not get an unlimit...(THAT_WHO)
[uncategorized] ~93-~93: If this is a compound adjective that modifies the following noun, use a hyphen.
Context: ...raries, both in terms of unit tests and real world testing in applications.(EN_COMPOUND_ADJECTIVE_INTERNAL)
internal/test_helpers/scenarios/gleam/build/packages/gleam_json/README.md (3)
1-20: Clear installation instructions with version guidanceThe README provides clear installation instructions with appropriate guidance based on OTP version compatibility.
21-36: Good encoding example with various data typesThe encoding example is clear and demonstrates how to handle different JSON data types (string, int, null, array).
38-57: Well-structured parsing example with decoder patternThe parsing example demonstrates a clean pattern for decoding JSON into typed Gleam structures using the decoder pipeline.
🧰 Tools
🪛 LanguageTool
[uncategorized] ~40-~40: Possible missing comma found.
Context: ...arsing JSON is parsed into aDynamicvalue which can be decoded using the `gleam/d...(AI_HYDRA_LEO_MISSING_COMMA)
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (2)
17-25: Consider error handling for invalid headers
prepend_response_header/3currently always sets the header. If future logic requires constraints on header keys or values, consider returning an error or ignoring invalid headers to prevent conflicts.
73-86: Well-structured pipeline
method_override/1effectively usesensure_postandget_override_method. This is logically consistent. Keep an eye on expanding methods or returning richer errors in the future.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam_otp_external.erl (2)
37-44: Clarify or unifyprocess_statusdata structure.
process_status/6returns a tuple including debug info. If other parts of the system parse this status, ensure the format remains consistent or documented to prevent any runtime mismatches.Could you verify that all consumers of this status data handle the returned structure correctly?
48-52:❓ Verification inconclusive
Validate supervisor module name correctness.
supervisor:start_link(gleam@otp@static_supervisor, Arg)is likely relying on an atom'gleam@otp@static_supervisor'being defined. Verify that the module name indeed matches an existing module (Erlang may reject certain special characters in atom names depending on OTP versions).
🏁 Script executed:
#!/bin/bash # Searching for the referenced 'gleam@otp@static_supervisor' module definition # to ensure it exists and is properly named within the codebase. ast-grep --pattern $'module gleam@otp@static_supervisor {\n $$$\n}'Length of output: 67
Action Required: Manually Verify the Supervisor Module Name
The automated search did not locate a module definition for
gleam@otp@static_supervisor. Please manually verify that:
- The module name
gleam@otp@static_supervisoris intended and correctly defined in the codebase.- The use of special characters (
@) complies with your OTP version’s naming conventions.If this module is meant to be defined elsewhere or generated dynamically, please ensure its existence and document its usage to avoid any runtime issues.
internal/test_helpers/scenarios/gleam/build/packages/exception/src/exception.gleam (1)
31-51: Enhance tests for thedeferfunction.
deferis a powerful mechanism for cleanup on crash or function exit. Ensure you have tests verifying thatcleanupis always invoked, even when thebodyfunction crashes in real-world Gleam or JS usage.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected] (1)
224-244: Validate fallback behavior inreceive_message/1.
This function merges user-defined selectors with a default path for unexpected messages. Confirm that the'unexpected'path is genuinely a no-op or logs a warning later. If you want to handle all user messages strictly, an explicit error might be more suitable.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (2)
1-2: Module naming style looks good.All Erlang conventions are satisfied, and the compile flags ensure that unused warnings stay off. No immediate concerns here.
36-39: Validate usage ofatom_from_string(A).Ensure
gleam_erlang_ffi:atom_from_string/1properly checks for an existing atom. No security or concurrency issues are apparent, but confirm that any user-provided input is sanitized upstream to avoid performance issues or confusion if an atom doesn’t exist.internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam_json_ffi.erl (3)
1-7: OTP version guard is well-structured.The separation of logic with
-if(?OTP_RELEASE < 27)ensures older Erlang versions gracefully fail. This is good defensive coding.
38-40:hex/1function is concise.The approach to produce a
"0x"-prefixed representation is straightforward. No performance concerns here.
62-65: Validate object key ordering or highlight it in docs.The code processes pairs in order, but JSON object keys are conceptually unordered. If ordering is important, add a note in the doc or ensure the caller knows the object’s order might shift.
internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/src/gleam_crypto_ffi.mjs (1)
30-34:strongRandomBytesfunction is straightforward.This is secure for modern environments with WebCrypto. Just ensure no fallback is needed for non-WebCrypto contexts unless that’s out of scope.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/[email protected] (2)
252-263: Validate and document handling of excessive whitespace.
skip_whitespace/1recurses over space and tab characters. Confirm whether you want to handle other potential whitespace (e.g., carriage returns) or if this is intentionally limited. Update documentation to clarify.
550-556: Ensure sufficient test coverage for streaming multipart body parsing.
parse_multipart_body/2can return a continuation if data is incomplete. This is a common source of subtle bugs. Validate partial and boundary-edge scenarios in tests (e.g., boundaries at chunk splits).internal/test_helpers/scenarios/gleam/build/packages/gleam_crypto/src/[email protected] (2)
44-50: Confirm correctness of recursion for timing-safe comparison.
do_secure_compare/3effectively ensures constant-time comparison by aggregatingbxorresults. Validate that the rest of the code—especially early length checks—does not inadvertently leak timing. Thorough tests with edge cases help verify correctness.
66-99: Ensure robust error handling in message signing.In
sign_message/3, incomplete or invalid data could lead to unexpected errors when computing the signature (e.g., invalidDigest_type). Confirm that calling code safely handles any abnormal conditions or partial data.internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/[email protected] (2)
94-127: Verify handling of special or escaped binary data in string-like functions.
The functionsstring,bool,int,float,null, andnullableappear straightforward but rely ongleam_json_ffito handle edge cases (e.g., invalid UTF-8 in strings). Ensuregleam_json_ffiprovides robust handling of these edge cases and that all possible error conditions are accounted for.
147-159: Check dictionary key uniqueness requirement.
dictfolds over a Gleam dictionary and directly converts it to a JSON object. Some JSON interpreters assume object keys must be unique. Verify thatgleam_json_ffi:object/1either handles duplicate keys by overwriting or rejecting them. This is likely desired, but clarifying the behavior up front is helpful.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/cookie.gleam (2)
1-23: Validate coverage for edge-case cookie attributes.
SameSitePolicycorrectly enumerates Lax, Strict, and None. However, ensure that the rest of the application and tests cover unusual scenarios (e.g.,NonewithSecure). This helps confirm that you handle modern browser constraints (e.g., “None” requires “Secure” in some contexts).
95-115: Validate partial cookie pairs and edge cases.
Theparsefunction tolerates malformed cookies by discarding them. Confirm that discarding partial data (e.g., “foo=”, “=bar”, or empty name/value) is the intended behavior. Some applications may require rejecting the entire header if any cookie is malformed.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http.gleam (2)
194-220: Evaluate streaming performance for large multipart data.
parse_multipart_headersandparse_multipart_bodyemploy a continuation-based approach for streaming. This is a good design for large inputs, but confirm you have tests that simulate high volumes or partial data arrival. This ensures the parser gracefully handles incomplete segments without memory bloat.Also applies to: 222-242
482-504: Strengthenparse_content_dispositiontype parsing.
parse_content_dispositionlowercases everything preemptively, which can be fine for some use cases (e.g., “form-data”). However, if certain parameters need case sensitivity, consider an approach that preserves original case for parameters. Confirm this is correct per your use case.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/service.gleam (2)
17-23: Confirm the necessity of maintaining deprecated functions.
map_response_bodyis also introduced but marked as deprecated. Removing or consolidating deprecated code can reduce maintenance overhead.
41-49: Validate method override from query parameters.
Allowing method overrides via a_methodquery parameter can lead to unexpected behavior if not tightly controlled. Confirm that this is a deliberate design choice.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/node.gleam (4)
3-6: Public and private type definitions look fine.
The usage ofNodeand the privateDoNotLeakis valid. No immediate issues identified.
7-24: Confirm compatibility of external calls toerlang:node/0anderlang:nodes/0.
These functions rely on the runtime supporting distributed Erlang. Verify they behave correctly if the node is not running in distributed mode.
25-31: Appropriate error enumeration.
ConnectErroris neatly structured to represent distinct failure states.
59-62: Conversion function is straightforward and clear.
Theto_atomfunction provides a direct path fromNodetoAtomwith minimal overhead.internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam_json_ffi.mjs (3)
4-7: Stringification function is simple and safe.
This implementation is straightforward for converting JSON.
62-66: Regex-based end-of-input detection could yield false positives.
Spidermonkey and JavascriptCore can mislabel certain errors as end-of-input. Confirm that these edge cases won’t degrade user experience.
165-193: Utility functionstoHexandgetPositionFromMultilineappear correct.
The logic for calculating positions and encoding characters is methodical with no obvious pitfalls.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang/atom.gleam (4)
27-44: Looks good—existing atom retrieval and error handling are clear.The
from_stringfunction is well-documented and correctly returnsResult(Atom, FromStringError)when the atom isn't found. No issues detected.
45-56: Validate usage ofcreate_from_string.The function is sensible for controlled contexts. However, be sure to avoid using arbitrary user input during runtime to prevent hitting the atom limit in Erlang.
Would you like to add a dedicated warning or test case to confirm that the function isn’t inadvertently called on user-submitted data?
57-69: Straightforward string-to-atom conversion logic.The
to_stringfunction is concise and aligns with standard Erlang conversions. No changes needed.
70-85: Solid dynamic decoding.
from_dynamicproperly handles type conversion with a clear error format (DecodeError). This should integrate seamlessly into Gleam/Erlang interop.internal/test_helpers/scenarios/gleam/build/packages/filepath/src/filepath.erl (2)
102-105: Confirm cross-platform approach for absolute paths.
is_absoluteonly checks for a leading slash, which is correct for Unix-like systems. Ensure that Windows platform usage is handled bysplit_windows, so there's no hidden code path where we inadvertently treat Windows paths as relative.
208-224: Clarify behavior for dotfiles starting with a dot.The
extensionfunction returns{error, nil}for paths like.foo. Verify whether that matches the desired logic for hidden files with leading periods.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected] (10)
85-94: Asynchronous task spawning looks correct.The
async/1function properly links processes, ensuring the result is returned to the owner. This is well aligned with Gleam OTP conventions.
95-109: Good ownership check.
assert_ownerenforces that only the spawning process can await a task, preventing concurrency misuse.
110-135: Non-blocking wait with a defined timeout is well-implemented.
try_awaitcleanly returns either{ok, Value}or a timeout error. Implementation is stable.
136-157: Forcing a crash on task failure or timeout is consistent.
await/2is straightforward, building ontry_await. Good alignment with OTP conventions.
165-185: Endless wait might risk deadlocks.
await_foreveris valid for certain workflows, but be mindful of potential deadlocks or indefinite hangs if tasks never return a result.Would you like to add a protective mechanism or keep it intentionally infinite?
186-251: Multiple tasks awaited with timeouts.The pairs/triples (
try_await2,try_await3) code paths are well-structured. Each loop properly handles partial results or timeouts.
253-332: Triple task concurrency approach is consistent.
try_await3_looplogic transforms raw messages into results or timeouts. This is correct for aggregator patterns.
334-427: Support for four tasks.Expanding the concurrency logic to four tasks remains coherent and consistent with the 2- and 3-task approach.
429-467: Utility for dictionary-based indexing is clean.
dict_to_listprovides a clear approach to reconstructing a list by index. No issues found.
469-531: Bulk awaiting tasks.
try_await_allnicely generalizes the multi-task approach. The code is consistent with OTP concurrency patterns.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/system.gleam (1)
33-49: SystemMessage enumeration looks well-structured.Declaring separate variants for
Resume,Suspend,GetState, andGetStatusclearly indicates the possible system messages an OTP process might handle. This design is consistent with the Gleam approach, and the function callbacks look well-defined.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/response.gleam (2)
22-33:try_mapfunction is well-structured.Using a result-returning transformation to update the response body is a clear pattern, safely propagating errors. Good job implementing this as a pure functional pipeline.
120-131:❓ Verification inconclusive
Verify cookie parsing approach.
The code discards malformed cookies. This is usually acceptable, but you might want to log or capture these parse failures for debugging or security monitoring. Consider verifying that all error cases are handled as expected.
🏁 Script executed:
#!/bin/bash # Searching for any cookie parse calls or references to ensure no unexpected behavior on parse failures rg 'cookie.parse'Length of output: 922
Action: Revisit Cookie Parsing Error Handling
The cookie parsing in both the response and request modules currently wraps the
cookie.parse(value)call inside anOkwithout explicitly handling parse failures. As verified by the search results, this behavior is consistent across the codebase. While silently dropping malformed cookies is generally acceptable, you might want to reconsider this approach for debugging or security monitoring purposes. Specifically, please review whether:
- Malformed cookies should be logged or captured for further analysis.
- Consistent error handling is applied across all cookie parsing instances (e.g., in both response and request modules).
If enhanced error visibility is desired, consider updating the logic in
•internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/response.gleam(lines 120–131)
•internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam/http/request.gleamto log or track parse failures accordingly.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/[email protected] (3)
7-13: Conditional compilation approach is suitable for OTP version differences.Using OTP release checks and macros to handle doc generation is an effective technique. This helps maintain compatibility across different Erlang/OTP versions.
110-129: Safer default forbinary_to_term.Wrapping
erlang:binary_to_termin arescueblock with[safe]is best practice for untrusted input. This approach effectively mitigates the risk of code injection or resource exhaustion.
19-19:❓ Verification inconclusive
Check for missing or newer time units.
Currently,
time_unit()includes four variants. Erlang may offer additional time units likenative. Verify whether you need to include them for completeness or future-proofing.
🌐 Web query:
Has Erlang introduced any new time units beyond second, millisecond, microsecond, and nanosecond in recent releases?💡 Result:
Erlang's time handling in recent releases (since OTP 18/ERTS 7.0) retains the core time units of second, millisecond, microsecond, and nanosecond, but introduces a symbolic
nativetime unit representing the OS's underlying clock precision[1][3][11]. This is not a new conventional unit, but rather an abstraction for the runtime's highest-resolution timestamp capability, which varies by system (often nanoseconds on modern OSes)[11][15].Key details from the extended time API:
- The
nativeunit is determined at runtime viaerlang:convert_time_unit/3, reflecting the OS timer's base granularity (e.g., 1 ns on Linux)[11].- Conversion between units uses explicit functions like
erlang:convert_time_unit(Value, FromUnit, ToUnit)[3][10].- Unique to Erlang's implementation is the separation of monotonic time (for elapsed measurements) and system time (calendar-aware), both using the same unit options but different adjustment semantics[1][4][7].
No additional conventional units (e.g., picoseconds) have been introduced – the fundamental units remain consistent, with precision improvements coming through better API design and OS integration rather than new unit definitions[3][12]. The
nativeunit serves as an optimization for avoiding unnecessary conversions when working with low-level timing functions[11][15].Citations:
- 1: http://erlang.org/documentation/doc-7.0/erts-7.0/doc/html/time_correction.html
- 2: https://elixirforum.com/t/review-my-code-duration-measurement-convert-to-a-human-easy-readable-scientific-format/23215
- 3: https://www.erlang.org/docs/26/apps/erts/erts.pdf
- 4: https://www.erlang.org/doc/apps/erts/time_correction.html
- 5: https://erlangforums.com/t/periodic-sending-a-message-based-on-clock-wall-time/2800
- 6: https://www.erlang.org/docs/20/apps/erts/notes
- 7: https://www.erlang.org/docs/24/apps/erts/erts.pdf
- 8: https://en.wikipedia.org/wiki/Erlang_(unit)
- 9: https://en.wikipedia.org/wiki/List_of_unusual_units_of_measurement
- 10: https://www.erlang.org/docs/21/apps/erts/erts.pdf
- 11: https://learnyousomeerlang.com/time
- 12: https://www.erlang.org/doc/apps/erts/notes.html
- 13: https://www.erlang.org/doc/apps/stdlib/calendar.html
- 14: https://www.erlang.org/docs/26/man/calendar
- 15: ERL-1067: erlang:monotonic_time() on MacOS claims to return nanosecond precision, but often returns microseconds erlang/otp#3911
- 16: https://hexdocs.pm/elixir/1.12.3/compatibility-and-deprecations.html
- 17: https://github.com/erlang/otp/blob/master/erts/preloaded/src/erlang.erl
- 18: https://www.erlang.org/news
- 19: https://en.wikipedia.org/wiki/Erlang_(programming_language)
Action: Review time unit variants for future-proofing
Based on our verification, Erlang’s built-in time units remain as second, millisecond, microsecond, and nanosecond. However, recent releases do introduce a symbolic
nativeunit that serves as an abstraction of the OS’s underlying clock resolution.
- The current definition in
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/[email protected]only includes the four conventional units.- If your application may benefit from handling the
nativeunit (for instance, when interfacing directly with functions likeerlang:convert_time_unit/3), consider updating the type definition to:-type time_unit() :: second | millisecond | microsecond | nanosecond | native.- Otherwise, document that the
nativeabstraction is purposefully omitted.Please verify which approach aligns with your application's requirements.
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/task.gleam (3)
68-80: Validate concurrency checks inassert_owner.The approach of crashing when a non-owner process calls
awaitensures correctness and consistency in task ownership logic. This looks appropriate for Gleam’s concurrency model.
118-131: Consider handling indefinite waiting inawait_forever.Be mindful that
await_foreverdoes not return until the message is received. If the task never completes, this can block indefinitely. You may want to add safeguards or a separate path for graceful shutdown.
374-399:try_await_allis well-structured and flexible.This approach cleanly gathers task results in a dictionary before returning them as a list. The gradual accumulation of results is well-handled. The code is easy to follow and should be straightforward to maintain.
internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (3)
24-27:new/1function looks correct.Constructs a valid response tuple with a status, empty headers list, and empty body. No issues here.
80-95:try_mapusage is consistent.This function appropriately transforms the body using a user-supplied function and captures errors. The approach cleanly separates the success and error flows.
160-171:expire_cookie/3logic is coherent.By setting the max-age to 0 and the cookie value to an empty string, it effectively instructs clients to discard the cookie. This approach aligns with standard ways to expire cookies.
internal/test_helpers/scenarios/gleam/build/packages/gleam_stdlib/src/gleam/bool.gleam (3)
31-33: Confirm short-circuit behavior inand/2.
a && btypically short-circuits in Gleam. If you need both sides evaluated at all times, verify that’s indeed the current behavior. The doc states it evaluates both arguments, but in practice Gleam’s&&might skipbifaisFalse.
81-135:norandnandlogic is straightforward.The functions neatly invert the result of
orandand. This approach is clear and aligns with boolean algebra.
214-275:guardis an elegant alternative to early returns.Leveraging a callback when
Falseis especially handy. This implementation is consistent with Gleam’s functional style.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@[email protected] (3)
69-87: Validate child startup error handling.
start_child/2suitably wraps child startup errors into achild_start_errorstructure. This design promotes clarity in error handling. However, you may want to verify that all downstream usage of this error type is well-tested, as partial or missing coverage can lead to unhandled exceptions in intense restart scenarios.Do you want to confirm usage patterns across the codebase to ensure robust test coverage for
child_start_error?
293-365: Ensure correct escalation on repeated child restarts.
Inhandle_exit/2, oncetoo_many_restartsis determined, the supervisor returns{stop, {abnormal, ...}}. Confirm that the calling process, or any higher-level supervisor, handles this scenario appropriately to maintain the desired system resilience.
401-408: Good usage of the actor-based approach.
start_spec/1cleanly delegates togleam@otp@actor:start_specwith a well-defined loop function. This approach is consistent with OTP design principles and looks well-structured.internal/test_helpers/scenarios/gleam/build/packages/gleam_http/src/gleam@[email protected] (2)
39-69: Robust URI conversion.
from_uri/1correctly handles optional scheme and host fields before constructing a request. If the URI is incomplete (e.g., missing a host),nilis properly returned. This design is clear and straightforward.
181-209: Percent-encoding query strings.
set_query/2leveragespercent_encodeon each key/value pair. This is an effective approach for well-formed queries. Ensure you have test coverage for edge cases (e.g., reserved characters, empty keys/values) to confirm no regressions in how query strings are built.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam@otp@static_supervisor.erl (1)
60-64: Supervisor initialization is straightforward.
new/1sets defaults of2for intensity and5for period, along withneverauto shutdown. These are sensible starting defaults.internal/test_helpers/scenarios/gleam/build/packages/gleam_json/src/gleam/json.gleam (1)
94-95: Validate large inputs fordecode_string.
When dealing with potentially large JSON strings, consider adding measures to handle or reject oversized inputs gracefully to avoid excessive memory usage.Would you like to verify if there's an upper bound or memory check in the codebase for large JSON inputs? I can generate a script to search for any references.
internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam/erlang.gleam (2)
57-62: Exercise caution withunsafe_binary_to_term.
Using this function for untrusted data can lead to potential denial-of-service scenarios. Ensure that any usage is scoped to known-trusted inputs.Could you verify if there's usage of
unsafe_binary_to_termelsewhere in the code that processes unvalidated external data?
102-116: Good defensive approach withrescue.
Catching errors and converting them into typed results helps prevent unexpected process crashes. This is excellent for reliability.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/actor.gleam (1)
518-526: Great convenience function for quick starts.
Providing a simplestartwrapper aroundstart_specwith default timeouts and a straightforward init approach is beneficial for most use cases.internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/static_supervisor.gleam (1)
77-77: Potential mismatch between code and documentation.The code sets
intensityto 2 (line 77), but the doc comment around line 93 mentions that "Intensity defaults to 1." Consider updating the default value or the documentation to align.Please verify if the default intensity of 2 is intentional or if the docs should say "2."
Also applies to: 93-93
internal/test_helpers/scenarios/gleam/build/packages/gleam_otp/src/gleam/otp/supervisor.gleam (2)
106-108: Verify that a normal exit signal is always appropriate.
shutdown_childexits children with anormalreason, which implies the child will terminate cleanly if it handles normal exits. For some use cases, a custom or abnormal reason might be needed.Does your supervision strategy rely on normal exits, or do you plan to add distinct signals later?
178-189: Confirm desired behavior when a single child fails.In the
addfunction, if one child fails (Failed(...)), subsequent children won't start. Ensure that this is the intended behavior (a “fail-fast” policy). If partial child initialization is acceptable, you may want to log or continue adding the rest.internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (5)
117-124: Message send logic looks good.The
send/2function straightforwardly places messages in the target’s mailbox. This implementation is standard and appears solid.
152-155: Blocking receive pattern is correct.
receive_foreveris a clear wrapper around the no-timeout version of'receive'. No concerns here.
716-725: Deferred message scheduling is clean.
send_afteruseserlang:send_after(...)to delay message delivery. Implementation follows Erlang best practices.
727-740: Timer cancellation logic is appropriate.
cancel_timersafely maps Erlang’s return to either a success tuple ortimer_not_found. This is a sensible approach.
778-782: Abnormal exit function is elegantly handled.
send_abnormal_exit/2precisely encodes the{abnormal, Reason}exit. No further issues found.
| -module(gleam_erlang_ffi). | ||
| -export([ | ||
| atom_from_dynamic/1, rescue/1, atom_from_string/1, get_line/1, | ||
| ensure_all_started/1, sleep/1, os_family/0, sleep_forever/0, | ||
| get_all_env/0, get_env/1, set_env/2, unset_env/1, demonitor/1, | ||
| new_selector/0, link/1, insert_selector_handler/3, | ||
| remove_selector_handler/2, select/1, select/2, trap_exits/1, | ||
| map_selector/2, merge_selector/2, flush_messages/0, | ||
| priv_directory/1, connect_node/1, register_process/2, unregister_process/1, | ||
| process_named/1, identity/1, pid_from_dynamic/1, reference_from_dynamic/1, | ||
| port_from_dynamic/1, 'receive'/1, 'receive'/2 | ||
| ]). |
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🛠️ Refactor suggestion
Consider modularizing large modules.
This module exports a substantial set of functions for various system, process, and environment interactions. While it's acceptable to define them in a single module, splitting the functionalities (dynamic conversions, environment operations, message selection, etc.) into separate modules can improve maintainability and clarity.
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| -type os_family() :: windows_nt | linux | darwin | free_bsd | {other, binary()}. | ||
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| -file("/Users/louis/src/gleam/erlang/src/gleam/erlang/os.gleam", 36). |
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💡 Verification agent
🧩 Analysis chain
Hardcoded absolute file path might cause portability issues.
The file directive contains an absolute path that references a specific user's directory, which could cause issues when building on different environments.
🏁 Script executed:
#!/bin/bash
# Check if there are other instances of hardcoded absolute paths in the codebase
grep -r "/Users/louis" --include="*.erl" .Length of output: 46399
Refactor Hardcoded Paths for Better Portability
The codebase contains multiple instances of absolute file paths (e.g. “/Users/louis/src/…”)—including in internal/test_helpers/scenarios/gleam/build/packages/gleam_erlang/src/gleam@[email protected] (line 17) and several other modules (such as those in envoy, filepath, gleam_crypto, etc.). Hardcoding these paths ties the code to a specific user’s environment and can break builds or tests on other systems.
- Recommendation: Replace hardcoded paths with relative paths based on the repository root or use configurable parameters/environment variables so that file locations can be dynamically resolved across different environments.
- Action: Update all occurrences of absolute paths in the affected modules and verify that the changes work correctly in your CI/CD and local development setups.
| /** | ||
| * This file uses jsdoc to annotate types. | ||
| * These types can be checked using the typescript compiler with "checkjs" option. | ||
| */ | ||
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| import { isEqual } from "./gleam.mjs"; | ||
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| const referenceMap = new WeakMap(); | ||
| const tempDataView = new DataView(new ArrayBuffer(8)); | ||
| let referenceUID = 0; | ||
| /** | ||
| * hash the object by reference using a weak map and incrementing uid | ||
| * @param {any} o | ||
| * @returns {number} | ||
| */ | ||
| function hashByReference(o) { | ||
| const known = referenceMap.get(o); | ||
| if (known !== undefined) { | ||
| return known; | ||
| } | ||
| const hash = referenceUID++; | ||
| if (referenceUID === 0x7fffffff) { | ||
| referenceUID = 0; | ||
| } | ||
| referenceMap.set(o, hash); | ||
| return hash; | ||
| } |
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🛠️ Refactor suggestion
Potential reference-based hash collisions after wrap-around
referenceUID is reset to 0 when it reaches 0x7fffffff, which can cause unintentional collisions if the system runs long enough or processes numerous objects. Consider extending this range, e.g., using a larger integer or BigInt, or confirming that potential collisions are acceptable for your use case.
| /// | ||
| /// On MacOS, it'll return the value of `$HOME/Library/Application Support` if it exists | ||
| /// | ||
| /// On Linux and FreeBSD, it'll check DG_DATA_HOME ```$H`````ocal/share, r```g``` the first one that is a valid directory |
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Fix garbled documentation in data_local_dir function.
The documentation for the data_local_dir function contains garbled text.
-/// On Linux and FreeBSD, it'll check DG_DATA_HOME ```$H`````ocal/share, r```g``` the first one that is a valid directory
+/// On Linux and FreeBSD, it'll check $XDG_DATA_HOME and $HOME/.local/share, returning the first one that is a valid directory| -spec data_dir() -> {ok, binary()} | {error, nil}. | ||
| data_dir() -> | ||
| case platform:os() of | ||
| linux -> | ||
| check_dirs( | ||
| [get_env(<<"XDG_DATA_HOME"/utf8>>), | ||
| home_dir_path(<<"/.local/share"/utf8>>)] | ||
| ); | ||
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| free_bsd -> | ||
| check_dirs( | ||
| [get_env(<<"XDG_DATA_HOME"/utf8>>), | ||
| home_dir_path(<<"/.local/share"/utf8>>)] | ||
| ); | ||
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| _ -> | ||
| config_dir() | ||
| end. | ||
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🛠️ Refactor suggestion
Defaulting to config_dir on non-Linux systems for data_dir.
data_dir/0 returns config_dir/0 for macOS or Windows by default. This may lead to storing data in config paths. Verify if that discrepancy is acceptable or if a specialized location is needed.
| task2: Task(t2), | ||
| task3: Task(t3), | ||
| timeout: Int, | ||
| ) -> #(Result(t1, AwaitError), Result(t2, AwaitError), Result(t3, AwaitError)) { | ||
| assert_owner(task1) | ||
| assert_owner(task2) | ||
| assert_owner(task3) | ||
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| let timeout_subject = process.new_subject() | ||
| let timer = process.send_after(timeout_subject, timeout, M3Timeout) | ||
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| process.new_selector() | ||
| |> process.selecting(task1.subject, M3FromSubject1) | ||
| |> process.selecting(task2.subject, M3FromSubject2) | ||
| |> process.selecting(task3.subject, M3FromSubject3) | ||
| |> process.selecting(timeout_subject, function.identity) | ||
| |> try_await3_loop(None, None, None, timer) | ||
| } | ||
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| fn try_await3_loop( | ||
| selector: Selector(Message3(t1, t2, t3)), | ||
| t1: Option(Result(t1, AwaitError)), | ||
| t2: Option(Result(t2, AwaitError)), | ||
| t3: Option(Result(t3, AwaitError)), | ||
| timer: process.Timer, | ||
| ) -> #(Result(t1, AwaitError), Result(t2, AwaitError), Result(t3, AwaitError)) { | ||
| case t1, t2, t3 { | ||
| Some(t1), Some(t2), Some(t3) -> { | ||
| process.cancel_timer(timer) | ||
| #(t1, t2, t3) | ||
| } | ||
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| _, _, _ -> { | ||
| case process.select_forever(selector) { | ||
| // The task process has sent back a value | ||
| M3FromSubject1(x) -> { | ||
| let t1 = Some(Ok(x)) | ||
| try_await3_loop(selector, t1, t2, t3, timer) | ||
| } | ||
| M3FromSubject2(x) -> { | ||
| let t2 = Some(Ok(x)) | ||
| try_await3_loop(selector, t1, t2, t3, timer) | ||
| } | ||
| M3FromSubject3(x) -> { | ||
| let t3 = Some(Ok(x)) | ||
| try_await3_loop(selector, t1, t2, t3, timer) | ||
| } | ||
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| M3Timeout -> { | ||
| #( | ||
| option.unwrap(t1, Error(Timeout)), | ||
| option.unwrap(t2, Error(Timeout)), | ||
| option.unwrap(t3, Error(Timeout)), | ||
| ) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| type Message4(t1, t2, t3, t4) { | ||
| M4FromSubject1(t1) | ||
| M4FromSubject2(t2) | ||
| M4FromSubject3(t3) | ||
| M4FromSubject4(t4) | ||
| M4Timeout | ||
| } | ||
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| /// Wait for the values computed by multiple tasks. | ||
| /// | ||
| /// For each task, if the a value is not received before the timeout has | ||
| /// elapsed then an error is returned. | ||
| /// | ||
| pub fn try_await4( | ||
| task1: Task(t1), | ||
| task2: Task(t2), | ||
| task3: Task(t3), | ||
| task4: Task(t4), | ||
| timeout: Int, | ||
| ) -> #( | ||
| Result(t1, AwaitError), | ||
| Result(t2, AwaitError), | ||
| Result(t3, AwaitError), | ||
| Result(t4, AwaitError), | ||
| ) { | ||
| assert_owner(task1) | ||
| assert_owner(task2) | ||
| assert_owner(task3) | ||
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| let timeout_subject = process.new_subject() | ||
| let timer = process.send_after(timeout_subject, timeout, M4Timeout) | ||
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| process.new_selector() | ||
| |> process.selecting(task1.subject, M4FromSubject1) | ||
| |> process.selecting(task2.subject, M4FromSubject2) | ||
| |> process.selecting(task3.subject, M4FromSubject3) | ||
| |> process.selecting(task4.subject, M4FromSubject4) | ||
| |> process.selecting(timeout_subject, function.identity) | ||
| |> try_await4_loop(None, None, None, None, timer) | ||
| } |
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🛠️ Refactor suggestion
Reduce duplication across try_await2, try_await3, and try_await4.
Each function repeats similar logic with small variations. Refactoring these into a generic multi-task awaiting helper, or reusing try_await_all under the hood, can simplify maintenance and reduce duplication.
| ?DOC( | ||
| " A regular child that is not also a supervisor.\n" | ||
| "\n" | ||
| " id is used to identify the child specification internally by the\n" | ||
| " supervisor.\n" | ||
| " Notice that this identifier on occations has been called \"name\". As far\n" | ||
| " as possible, the terms \"identifier\" or \"id\" are now used but to keep\n" | ||
| " backward compatibility, some occurences of \"name\" can still be found, for\n" | ||
| " example in error messages.\n" | ||
| ). | ||
| -spec worker_child( | ||
| binary(), | ||
| fun(() -> {ok, gleam@erlang@process:pid_()} | {error, any()}) | ||
| ) -> child_builder(). | ||
| worker_child(Id, Starter) -> | ||
| {child_builder, Id, fun() -> _pipe = Starter(), | ||
| gleam@result:map_error(_pipe, fun gleam_stdlib:identity/1) end, permanent, false, {worker, | ||
| 5000}}. | ||
|
|
There was a problem hiding this comment.
🛠️ Refactor suggestion
Prefer typed error returns over any().
worker_child/2 uses fun(() -> {ok, pid} | {error, any()}). If feasible, define a more explicit error type for clarity. This can reduce confusion about what kinds of errors may occur.
| @external(erlang, "gleam_json_ffi", "float") | ||
| @external(javascript, "../gleam_json_ffi.mjs", "identity") | ||
| fn do_float(input input: Float) -> Json | ||
|
|
There was a problem hiding this comment.
Rename parameter to avoid repetition.
The parameter is declared twice (input input: Float), which may be a Gleam syntax error or lead to confusion.
-fn do_float(input input: Float) -> Json
+fn do_float(input: Float) -> Json📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| @external(erlang, "gleam_json_ffi", "float") | |
| @external(javascript, "../gleam_json_ffi.mjs", "identity") | |
| fn do_float(input input: Float) -> Json | |
| @external(erlang, "gleam_json_ffi", "float") | |
| @external(javascript, "../gleam_json_ffi.mjs", "identity") | |
| fn do_float(input: Float) -> Json |
| pub fn set_cookie(req: Request(body), name: String, value: String) { | ||
| let new_cookie_string = string.join([name, value], "=") | ||
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| let #(cookies_string, headers) = case list.key_pop(req.headers, "cookie") { | ||
| Ok(#(cookies_string, headers)) -> { | ||
| let cookies_string = | ||
| string.join([cookies_string, new_cookie_string], "; ") | ||
| #(cookies_string, headers) | ||
| } | ||
| Error(Nil) -> #(new_cookie_string, req.headers) | ||
| } | ||
|
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| Request(..req, headers: [#("cookie", cookies_string), ..headers]) | ||
| } |
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Missing return type causes request mutation to be discarded.
set_cookie is defined without returning an updated Request, so the caller has no way to use the modified request. This likely breaks immutability and won't compile as intended. Return the updated request to fix.
-pub fn set_cookie(req: Request(body), name: String, value: String) {
+pub fn set_cookie(req: Request(body), name: String, value: String) -> Request(body) {
let new_cookie_string = string.join([name, value], "=")
...
Request(..req, headers: [#("cookie", cookies_string), ..headers])
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| pub fn set_cookie(req: Request(body), name: String, value: String) { | |
| let new_cookie_string = string.join([name, value], "=") | |
| let #(cookies_string, headers) = case list.key_pop(req.headers, "cookie") { | |
| Ok(#(cookies_string, headers)) -> { | |
| let cookies_string = | |
| string.join([cookies_string, new_cookie_string], "; ") | |
| #(cookies_string, headers) | |
| } | |
| Error(Nil) -> #(new_cookie_string, req.headers) | |
| } | |
| Request(..req, headers: [#("cookie", cookies_string), ..headers]) | |
| } | |
| pub fn set_cookie(req: Request(body), name: String, value: String) -> Request(body) { | |
| let new_cookie_string = string.join([name, value], "=") | |
| let #(cookies_string, headers) = case list.key_pop(req.headers, "cookie") { | |
| Ok(#(cookies_string, headers)) -> { | |
| let cookies_string = | |
| string.join([cookies_string, new_cookie_string], "; ") | |
| #(cookies_string, headers) | |
| } | |
| Error(Nil) -> #(new_cookie_string, req.headers) | |
| } | |
| Request(..req, headers: [#("cookie", cookies_string), ..headers]) | |
| } |
| /// Remove a cookie from a request | ||
| /// | ||
| /// Remove a cookie from the request. If no cookie is found return the request unchanged. | ||
| /// This will not remove the cookie from the client. | ||
| pub fn remove_cookie(req: Request(body), name: String) { | ||
| case list.key_pop(req.headers, "cookie") { | ||
| Ok(#(cookies_string, headers)) -> { | ||
| let new_cookies_string = | ||
| string.split(cookies_string, ";") | ||
| |> list.filter(fn(str) { | ||
| string.trim(str) | ||
| |> string.split_once("=") | ||
| // Keep cookie if name does not match | ||
| |> result.map(fn(tup) { tup.0 != name }) | ||
| // Don't do anything with malformed cookies | ||
| |> result.unwrap(True) | ||
| }) | ||
| |> string.join(";") | ||
|
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| Request(..req, headers: [#("cookie", new_cookies_string), ..headers]) | ||
| } | ||
| Error(_) -> req | ||
| } | ||
| } |
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Missing return type for cookie removal.
Similar to set_cookie, remove_cookie omits a return type, preventing the caller from capturing the updated request. This leads to a discarded update. Return the updated Request instead.
-pub fn remove_cookie(req: Request(body), name: String) {
+pub fn remove_cookie(req: Request(body), name: String) -> Request(body) {
case list.key_pop(req.headers, "cookie") {
...
}
}📝 Committable suggestion
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| /// Remove a cookie from a request | |
| /// | |
| /// Remove a cookie from the request. If no cookie is found return the request unchanged. | |
| /// This will not remove the cookie from the client. | |
| pub fn remove_cookie(req: Request(body), name: String) { | |
| case list.key_pop(req.headers, "cookie") { | |
| Ok(#(cookies_string, headers)) -> { | |
| let new_cookies_string = | |
| string.split(cookies_string, ";") | |
| |> list.filter(fn(str) { | |
| string.trim(str) | |
| |> string.split_once("=") | |
| // Keep cookie if name does not match | |
| |> result.map(fn(tup) { tup.0 != name }) | |
| // Don't do anything with malformed cookies | |
| |> result.unwrap(True) | |
| }) | |
| |> string.join(";") | |
| Request(..req, headers: [#("cookie", new_cookies_string), ..headers]) | |
| } | |
| Error(_) -> req | |
| } | |
| } | |
| /// Remove a cookie from a request | |
| /// | |
| /// Remove a cookie from the request. If no cookie is found return the request unchanged. | |
| /// This will not remove the cookie from the client. | |
| pub fn remove_cookie(req: Request(body), name: String) -> Request(body) { | |
| case list.key_pop(req.headers, "cookie") { | |
| Ok(#(cookies_string, headers)) -> { | |
| let new_cookies_string = | |
| string.split(cookies_string, ";") | |
| |> list.filter(fn(str) { | |
| string.trim(str) | |
| |> string.split_once("=") | |
| // Keep cookie if name does not match | |
| |> result.map(fn(tup) { tup.0 != name }) | |
| // Don't do anything with malformed cookies | |
| |> result.unwrap(True) | |
| }) | |
| |> string.join(";") | |
| Request(..req, headers: [#("cookie", new_cookies_string), ..headers]) | |
| } | |
| Error(_) -> req | |
| } | |
| } |
ryan-gang
changed the title
Set up the Gleam chess bot project with Docker configurations, main application logic, and a test framework. Include scripts for local execution and a README for instructions. Add test cases and logging fixtures for improved testing.
Summary by CodeRabbit
New Features
Documentation