microsoft/Power-Fx
Oct 2024 – Jul 2025
7 Months active
Languages Used
C#
Technical Skills
Code FormattingCode RefactoringError HandlingLanguage DesignLanguage SyntaxParser Development
Adithya Selvaprithiviraj
PROFILE
Adithya Selvaprithiviraj
Over seven months, contributed to microsoft/Power-Fx by building and refining core language features, focusing on type system enhancements, parser improvements, and robust error handling. Developed utilities for user-defined function comparison and strengthened type safety by enforcing stricter rules in UDF signatures and aggregate types. Improved JSON parsing flexibility, enabling dynamic-to-typed conversions with relaxed field requirements. Refactored core libraries and abstract classes to ensure maintainable visitor patterns and reliable runtime behavior. Leveraged C# for backend development, code optimization, and comprehensive unit testing. Each change was accompanied by targeted tests, supporting long-term reliability and laying groundwork for future language and tooling improvements.
Overall Statistics
Feature vs Bugs
55%Features
Repository Contributions
14Total
Bugs
5
Commits
14
Features
6
Lines of code
1,677
Activity Months7
Your Network
11 peopleWork History
July 2025
4 Commits • 2 Features
Jul 1, 2025Month: 2025-07 — Focused on strengthening type safety in Power Fx UDFs and expanding JSON parsing flexibility to improve developer productivity and runtime reliability. Delivered concrete features with targeted fixes and updated tests to reflect new behavior.
4 Commits • 2 Features
Jul 1, 2025Month: 2025-07 — Focused on strengthening type safety in Power Fx UDFs and expanding JSON parsing flexibility to improve developer productivity and runtime reliability. Delivered concrete features with targeted fixes and updated tests to reflect new behavior.
July 2025
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for microsoft/Power-Fx focusing on feature delivery and code-quality improvements that enable performance optimization in UDF handling.
June 2025
1 Commits • 1 Features
Jun 1, 2025June 2025 monthly summary for microsoft/Power-Fx focusing on feature delivery and code-quality improvements that enable performance optimization in UDF handling.
May 2025
1 Commits
May 1, 2025May 2025 performance summary focusing on business value from the microsoft/Power-Fx project. The primary driver this month was strengthening type safety for User-Defined Functions (UDFs) to prevent invalid Void usage and reduce downstream runtime issues, while expanding test coverage to ensure long-term correctness.
1 Commits
May 1, 2025May 2025 performance summary focusing on business value from the microsoft/Power-Fx project. The primary driver this month was strengthening type safety for User-Defined Functions (UDFs) to prevent invalid Void usage and reduce downstream runtime issues, while expanding test coverage to ensure long-term correctness.
May 2025
February 2025
1 Commits
Feb 1, 2025Monthly performance summary for 2025-02 focused on microsoft/Power-Fx. Implemented robust handling for LazyTypes in DType.Add, with targeted tests and a stable fix to the type system.
February 2025
1 Commits
Feb 1, 2025Monthly performance summary for 2025-02 focused on microsoft/Power-Fx. Implemented robust handling for LazyTypes in DType.Add, with targeted tests and a stable fix to the type system.
December 2024
3 Commits • 2 Features
Dec 1, 2024In December 2024, the Power Fx team delivered focused improvements in type safety, error reporting, and runtime stability for microsoft/Power-Fx. Key features include deriving record types from table types via the new RecordOf syntax, aligning user-defined type error messages with updated docs, and a bug fix that guards against a null reference in UDF argument parsing. All changes were accompanied by tests, with commits referenced for traceability. These efforts reduce developer friction, improve error clarity, and provide a stable foundation for future type helper utilities.
3 Commits • 2 Features
Dec 1, 2024In December 2024, the Power Fx team delivered focused improvements in type safety, error reporting, and runtime stability for microsoft/Power-Fx. Key features include deriving record types from table types via the new RecordOf syntax, aligning user-defined type error messages with updated docs, and a bug fix that guards against a null reference in UDF argument parsing. All changes were accompanied by tests, with commits referenced for traceability. These efforts reduce developer friction, improve error clarity, and provide a stable foundation for future type helper utilities.
December 2024
November 2024
1 Commits
Nov 1, 2024November 2024 monthly summary for microsoft/Power-Fx: Implemented a targeted refactor to strengthen TexlVisitor's handling of TypeLiteralNode. Made the TypeLiteralNode visitor abstract and updated related visitors to inherit from IdentityTexlVisitor, ensuring explicit handling of TypeLiteralNode and preventing omissions in future implementations. This reduces runtime risk, improves AST traversal correctness, and sets a clear pattern for extending TexlVisitor coverage. The change was committed as 5c173b35db0fc4fada4061590b84625877547615 (PR #2737).
November 2024
1 Commits
Nov 1, 2024November 2024 monthly summary for microsoft/Power-Fx: Implemented a targeted refactor to strengthen TexlVisitor's handling of TypeLiteralNode. Made the TypeLiteralNode visitor abstract and updated related visitors to inherit from IdentityTexlVisitor, ensuring explicit handling of TypeLiteralNode and preventing omissions in future implementations. This reduces runtime risk, improves AST traversal correctness, and sets a clear pattern for extending TexlVisitor coverage. The change was committed as 5c173b35db0fc4fada4061590b84625877547615 (PR #2737).
October 2024
3 Commits • 1 Features
Oct 1, 2024October 2024 performance summary for microsoft/Power-Fx: Implemented robust Power Fx Type Literal handling and UDT (User-Defined Type) parsing improvements, with enforcement of UDT declaration syntax to prevent ambiguities. This work strengthens language reliability, improves tooling support, and lays a solid foundation for richer user-defined types in downstream features.
3 Commits • 1 Features
Oct 1, 2024October 2024 performance summary for microsoft/Power-Fx: Implemented robust Power Fx Type Literal handling and UDT (User-Defined Type) parsing improvements, with enforcement of UDT declaration syntax to prevent ambiguities. This work strengthens language reliability, improves tooling support, and lays a solid foundation for richer user-defined types in downstream features.
October 2024
Activity
Loading activity data...
Quality Metrics
Correctness97.0%
Maintainability94.2%
Architecture92.8%
Performance88.6%
AI Usage20.0%
Skills & Technologies
Programming Languages
C#
Technical Skills
API DevelopmentAbstract ClassesBackend DevelopmentBug FixingCode FormattingCode OptimizationCode RefactoringCompiler DevelopmentCore LibrariesError HandlingFormula LanguageFunction DefinitionJSON ParsingLanguage DesignLanguage Syntax
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline