Coding agent in 94 lines of Ruby

a year ago

Thorsten Ball demonstrates building a coding agent in Ruby with minimal boilerplate, highlighting Ruby's efficiency.
The coding agent is essentially an AI chat loop enhanced with three key tools: Read file, List files, and Edit file.
RubyLLM gem simplifies the integration of AI tools, allowing for easy configuration and tool addition.
The agent can read, list, and edit files, transforming it into a functional coding assistant capable of modifying codebases.
An additional tool, Execute shell commands, was introduced to enable the agent to run and test its own code, requiring user confirmation for safety.
Testing the agent involved creating a Ruby implementation of ASCII Minesweeper, showcasing its ability to generate and test code.
Key takeaways include the accessibility of building coding agents without deep AI expertise and Ruby's suitability for such projects due to its readability and community focus.

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