Can it detect use-after-move errors?

Yes, it traces the lifecycle of variables to flag instances where code attempts to access a variable after its ownership has been transferred.

How does this skill help with Mojo's transfer operator?

The skill identifies where the ^ operator is missing or incorrectly applied, ensuring ownership is properly moved for non-copyable types like Tensors and Lists.

Does it provide guidance on constructor patterns?

Yes, it ensures correct usage of 'out self' for constructors versus 'mut self' for standard mutating methods.

Does it support checking mutable aliasing?

Absolutely. It validates that mutable references follow Mojo's strict rules to prevent multiple mutable references to the same data.

Is this useful for debugging segmentation faults?

Yes, it is specifically designed to isolate memory-related issues like dangling references that are the primary cause of segfaults in systems programming.

Mojo Memory Check

Name: Mojo Memory Check
Author: HomericIntelligence

byHomericIntelligence

•

Security & Testing

Validates memory safety, ownership transfers, and borrowing rules within Mojo code to prevent segmentation faults and data corruption.

The Mojo Memory Check skill enables Claude to perform rigorous analysis of Mojo source code, focusing on the language's unique memory management model. It helps developers trace object ownership, verify the correct application of the transfer operator (^), and ensure that borrowing and lifetime rules are strictly maintained. By identifying common anti-patterns such as use-after-move, dangling references, and mutable aliasing, this skill acts as a specialized auditor for high-performance systems where memory safety is critical.

Key Features

01Auditing of lifetime management for non-copyable types

02Verification of Mojo-specific transfer operators (^)

0314 GitHub stars

04Identification of use-after-move and dangling reference errors

05Automated tracing of ownership and borrowing states

06Guidance on parameter conventions (owned, borrowed, and mut)

Use Cases

01Optimizing resource management by identifying unnecessary data copies

02Conducting pre-merge code reviews to ensure adherence to Mojo ownership standards

03Debugging segmentation faults or memory corruption in high-performance Mojo applications

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add homericintelligence/projectodyssey mojo-memory-check

For use in Claude.ai and ChatGPT

Download Skill