roc-lang/roc
Nov 2025 – Nov 2025
1 Month active
Languages Used
RocZig
Technical Skills
functional programminglist manipulationperformance optimizationsystem programmingtesting
Andres Villegas
PROFILE
Andres Villegas
Contributed to the roc-lang/roc repository by developing new built-in list functions that enhance list manipulation and performance. The work focused on implementing List.with_capacity to allow preallocation of list capacity, which optimizes memory usage and speeds up list operations. Additional features included List.last for retrieving the last element of a list and List.single for creating single-element lists, expanding the functional programming capabilities of Roc. Collaboration and ownership details were documented for future reference. The implementation leveraged skills in functional programming, system programming, and performance optimization, with development primarily in Roc and Zig, and included thorough testing to ensure reliability.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
2Total
Bugs
0
Commits
2
Features
1
Lines of code
175
Activity Months1
Work History
November 2025
2 Commits • 1 Features
Nov 1, 2025Concise monthly summary for 2025-11 (roc-lang/roc). Delivered new list builtins to enhance list manipulation and performance. Key improvements include List.with_capacity for preallocating initial capacity, List.last for accessing the last element, and List.single for creating a single-element list. Also included collaboration/ownership notes for future reference.
2 Commits • 1 Features
Nov 1, 2025Concise monthly summary for 2025-11 (roc-lang/roc). Delivered new list builtins to enhance list manipulation and performance. Key improvements include List.with_capacity for preallocating initial capacity, List.last for accessing the last element, and List.single for creating a single-element list. Also included collaboration/ownership notes for future reference.
November 2025
Activity
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Quality Metrics
Correctness100.0%
Maintainability90.0%
Architecture90.0%
Performance100.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
RocZig
Technical Skills
functional programminglist manipulationperformance optimizationsystem programmingtesting
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