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Elias

PROFILE

Elias

Elias Haider contributed to the gleam-lang/gleam repository by addressing a guard expression scoping issue during JavaScript compilation. He fixed a bug where variables from guard expressions could leak or shadow outer variables across case clauses, which previously risked polluting the surrounding scope and introducing runtime errors. Using his expertise in JavaScript, Rust, and compiler design, Elias updated the codebase to enforce correct variable scoping and prevent such leakage. He also added and refined tests to ensure regression coverage for the JavaScript backend. This work improved the reliability and maintainability of pattern matching with guards in the Gleam language.

Overall Statistics

Feature vs Bugs

0%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
0
Lines of code
118
Activity Months1

Your Network

106 people

Work History

October 2025

2 Commits

Oct 1, 2025

October 2025 monthly summary for gleam-lang/gleam focusing on a guard expression scoping fix and its impact.

Activity

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Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaScriptRust

Technical Skills

JavaScriptRustRust programmingcompiler designsoftware engineeringtesting

Repositories Contributed To

1 repo

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

gleam-lang/gleam

Oct 2025 Oct 2025
1 Month active

Languages Used

JavaScriptRust

Technical Skills

JavaScriptRustRust programmingcompiler designsoftware engineeringtesting