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Duncan Holm

PROFILE

Duncan Holm

Contributed to open source projects by enhancing documentation and maintaining package reliability across multiple repositories. Improved the OCaml core repository by correcting and clarifying Dynarray.for_all documentation, reducing user confusion and supporting accurate API usage. In justjavac/deno-docs, refined Deno lint plugin documentation and testing examples, streamlining onboarding for new contributors. Updated the Nano text editor formula in chenrui333/homebrew-core, ensuring secure, reproducible builds through precise dependency management using Ruby. Addressed versioning issues in botantony/homebrew-core’s Go-based gofumpt formula, aligning with upstream changes to prevent build failures. Demonstrated skills in Go, Ruby, technical writing, and package management throughout these contributions.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

4Total
Bugs
2
Commits
4
Features
2
Lines of code
42
Activity Months4

Work History

May 2026

1 Commits

May 1, 2026

Month: 2026-05 | Focused on stabilizing Go-related Homebrew packaging in botantony/homebrew-core by aligning Gofumpt versioning with upstream changes and ensuring accurate version baked into builds.

April 2026

1 Commits • 1 Features

Apr 1, 2026

Month: 2026-04. Key accomplishment: Updated Nano Text Editor to version 9.0 in chenrui333/homebrew-core, including update of the download URL and SHA256 checksum to ensure proper verification and reproducible builds. Commit reference: 43c7c52e4943dba44fc2315ea46e6e4c8c27c03e (message: 'nano 9.0'). No major bugs reported this month; maintained dependency integrity and build reliability across the Homebrew core repository.

March 2025

1 Commits • 1 Features

Mar 1, 2025

2025-03 monthly summary: In justjavac/deno-docs, delivered a targeted enhancement to the Deno lint plugins documentation and testing example. Key feature delivered: clarified the 'Testing plugins' example, refined the plugin definition, and improved the test case to be more accurate and easier for users to understand (commit 0b2c84e114434920d5db69bb2f3885da2e6b4a84). No major bugs fixed this month. Impact: improved developer experience and onboarding for Deno lint plugins, reducing support friction and enabling users to adopt best practices faster. Skills demonstrated: documentation quality, testing guidance, Git-based collaboration, and the Deno lint plugin ecosystem.

January 2025

1 Commits

Jan 1, 2025

January 2025 focused on improving documentation quality in the core OCaml repository. Delivered a targeted, high-impact docstring correction for Dynarray.for_all and updated the example to precisely reflect behavior for a three-element list. The change reinforces correct usage patterns and reduces potential confusion for downstream users, while maintaining overall repository health.

Activity

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Quality Metrics

Correctness100.0%
Maintainability100.0%
Architecture100.0%
Performance100.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

GoMLMarkdownRubyTypeScript

Technical Skills

DocumentationGo programmingRubyRuby programmingTechnical Writingpackage management

Repositories Contributed To

4 repos

Overview of all repositories you've contributed to across your timeline

ocaml/ocaml

Jan 2025 Jan 2025
1 Month active

Languages Used

ML

Technical Skills

Documentation

justjavac/deno-docs

Mar 2025 Mar 2025
1 Month active

Languages Used

MarkdownTypeScript

Technical Skills

DocumentationTechnical Writing

chenrui333/homebrew-core

Apr 2026 Apr 2026
1 Month active

Languages Used

Ruby

Technical Skills

Rubypackage management

botantony/homebrew-core

May 2026 May 2026
1 Month active

Languages Used

GoRuby

Technical Skills

Go programmingRuby programmingpackage management