com-lihaoyi/mill
Jan 2026 – Jan 2026
1 Month active
Languages Used
ScalaShell
Technical Skills
Code lintingScalaScala developmentShell scriptingbackend development
Andrew Kvapil
PROFILE
Andrew Kvapil
Over a three-month period, this developer contributed to projects including compiler-explorer, com-lihaoyi/mill, and nix-community/home-manager, focusing on backend development, configuration management, and code quality. They upgraded Kotlin toolchain support in compiler-explorer, improving reliability for Kotlin code evaluation through configuration management and Nix. In com-lihaoyi/mill, they integrated ShellCheck linting for bootstrap scripts and enhanced user-facing logs to display download sizes in a more readable format, leveraging Shell scripting and Scala. For nix-community/home-manager, they expanded difftastic configuration flexibility by implementing repeating options, supporting more scalable diff attribute definitions and improving maintainability. No bug fixes were recorded during this period.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
4Total
Bugs
0
Commits
4
Features
4
Lines of code
142
Activity Months3
Your Network
713 peopleWork History
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for developer work focused on the nix-community/home-manager repository.
1 Commits • 1 Features
Feb 1, 2026February 2026 monthly summary for developer work focused on the nix-community/home-manager repository.
February 2026
January 2026
2 Commits • 2 Features
Jan 1, 2026Monthly summary for 2026-01: Delivered two key features in com-lihaoyi/mill focused on quality and user experience. ShellCheck integration for the bootstrap script has been added, improving code quality and adherence to shell scripting best practices. User-facing logs now display download sizes in human-readable units, increasing clarity for users. No major bugs fixed this month based on the provided work items. Impact: reduces risk from shell-script issues, enhances operational transparency, and supports faster onboarding for contributors. Technologies/skills demonstrated include ShellCheck linting integration, improved logging, and a CI/PR-driven workflow that validates changes before merge.
January 2026
2 Commits • 2 Features
Jan 1, 2026Monthly summary for 2026-01: Delivered two key features in com-lihaoyi/mill focused on quality and user experience. ShellCheck integration for the bootstrap script has been added, improving code quality and adherence to shell scripting best practices. User-facing logs now display download sizes in human-readable units, increasing clarity for users. No major bugs fixed this month based on the provided work items. Impact: reduces risk from shell-script issues, enhances operational transparency, and supports faster onboarding for contributors. Technologies/skills demonstrated include ShellCheck linting integration, improved logging, and a CI/PR-driven workflow that validates changes before merge.
May 2025
1 Commits • 1 Features
May 1, 2025May 2025 — Compiler Explorer: Kotlin upgrade delivered to align with current Kotlin toolchains. Updated build/config to support Kotlin versions 2.1.10, 2.1.20, and 2.1.21 with 2.1.21 set as the default, improving reliability of Kotlin code evaluation and reducing user-reported build issues.
1 Commits • 1 Features
May 1, 2025May 2025 — Compiler Explorer: Kotlin upgrade delivered to align with current Kotlin toolchains. Updated build/config to support Kotlin versions 2.1.10, 2.1.20, and 2.1.21 with 2.1.21 set as the default, improving reliability of Kotlin code evaluation and reducing user-reported build issues.
May 2025
Activity
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Quality Metrics
Correctness95.0%
Maintainability95.0%
Architecture90.0%
Performance90.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
NixScalaShellproperties
Technical Skills
Code lintingConfiguration ManagementNixScalaScala developmentShell scriptingTestingbackend development
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline
compiler-explorer/compiler-explorer
May 2025 – May 2025
1 Month active
Languages Used
properties
Technical Skills
Configuration Management
nix-community/home-manager
Feb 2026 – Feb 2026
1 Month active
Languages Used
Nix
Technical Skills
Configuration ManagementNixTesting