openrewrite/rewrite-javascript
Oct 2024 – Mar 2025
6 Months active
Languages Used
JavaScriptTypeScriptJavaJSON
Technical Skills
AST ParsingCode GenerationJavaScriptTypeScriptAST ManipulationAbstract Syntax Tree (AST)
Andrii Rodionov
PROFILE
Andrii Rodionov
Over six months, contributed to openrewrite/rewrite-javascript by building advanced parsing, transformation, and formatting capabilities for JavaScript and TypeScript codebases. Developed modular AST manipulation and code analysis features, including TypeScript interface parsing, modern JavaScript syntax support, and a dedicated TypeScript printer for accurate code generation. Enhanced parser robustness and error handling, resolving edge cases and improving migration safety. Introduced a code formatter framework with customizable whitespace management, supporting standardized formatting across projects. Leveraged Java, JavaScript, and TypeScript, applying techniques such as visitor patterns and test-driven development to ensure reliability, maintainability, and seamless integration of new language features and transformations.
Overall Statistics
Feature vs Bugs
67%Features
Repository Contributions
50Total
Bugs
4
Commits
50
Features
8
Lines of code
24,033
Activity Months6
Your Network
40 peopleSame Organization
@moderne.io26
Shared Repositories
14
Work History
March 2025
2 Commits • 1 Features
Mar 1, 2025March 2025: Delivered a Code Formatter Framework with BlankLines and Normalize Formatter for JavaScript/TypeScript in the openrewrite/rewrite-javascript repo. This project established a modular formatter infrastructure, enabling standardized formatting and whitespace management across JS/TS codebases, reducing diffs and reviewer effort. The work is documented by two commits: 9a8102207dd2be74844db658892c32d6635f4bb3 (Formatter infrastructure and BlankLines formatter) and b4fec602160353c251063289e0eb8058df854cba (Added Normalize Formatter). No major bugs were reported for this month in this repository. Overall, this deliverable lays the foundation for scalable, language-agnostic formatting and improved code quality across the JS ecosystem.
2 Commits • 1 Features
Mar 1, 2025March 2025: Delivered a Code Formatter Framework with BlankLines and Normalize Formatter for JavaScript/TypeScript in the openrewrite/rewrite-javascript repo. This project established a modular formatter infrastructure, enabling standardized formatting and whitespace management across JS/TS codebases, reducing diffs and reviewer effort. The work is documented by two commits: 9a8102207dd2be74844db658892c32d6635f4bb3 (Formatter infrastructure and BlankLines formatter) and b4fec602160353c251063289e0eb8058df854cba (Added Normalize Formatter). No major bugs were reported for this month in this repository. Overall, this deliverable lays the foundation for scalable, language-agnostic formatting and improved code quality across the JS ecosystem.
March 2025
February 2025
6 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for openrewrite/rewrite-javascript focusing on delivering robust parsing, accurate ASTs, and reliable test coverage for JavaScript/TypeScript transforms. This period prioritized correctness, stability, and business value through targeted parser improvements and test infrastructure enhancements.
February 2025
6 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for openrewrite/rewrite-javascript focusing on delivering robust parsing, accurate ASTs, and reliable test coverage for JavaScript/TypeScript transforms. This period prioritized correctness, stability, and business value through targeted parser improvements and test infrastructure enhancements.
January 2025
13 Commits • 2 Features
Jan 1, 2025January 2025 focused on strengthening the JavaScript parsing and analysis capabilities of the openrewrite/rewrite-javascript repository, delivering core language feature support, robustness improvements, and release hygiene. The work enhances parsing reliability, error reporting, and TypeScript interop, enabling higher-quality code analysis for JavaScript/TypeScript projects while maintaining stable build metadata.
13 Commits • 2 Features
Jan 1, 2025January 2025 focused on strengthening the JavaScript parsing and analysis capabilities of the openrewrite/rewrite-javascript repository, delivering core language feature support, robustness improvements, and release hygiene. The work enhances parsing reliability, error reporting, and TypeScript interop, enabling higher-quality code analysis for JavaScript/TypeScript projects while maintaining stable build metadata.
January 2025
December 2024
10 Commits • 1 Features
Dec 1, 2024December 2024 — OpenRewrite JavaScript: Delivered significant parser and type-system enhancements in rewrite-javascript, along with targeted bug fixes and expanded test coverage. The work strengthens code migration safety and analysis accuracy for JavaScript/TypeScript projects.
December 2024
10 Commits • 1 Features
Dec 1, 2024December 2024 — OpenRewrite JavaScript: Delivered significant parser and type-system enhancements in rewrite-javascript, along with targeted bug fixes and expanded test coverage. The work strengthens code migration safety and analysis accuracy for JavaScript/TypeScript projects.
November 2024
18 Commits • 1 Features
Nov 1, 2024November 2024: Delivered a comprehensive JavaScript/TypeScript parser enhancement for openrewrite/rewrite-javascript, expanding support for modern language constructs, stabilizing parsing across common and edge-case syntax, and reducing false positives in static analysis. The effort laid a foundation for safer migrations and richer transformations across contemporary codebases, with targeted fixes to known parsing gaps.
18 Commits • 1 Features
Nov 1, 2024November 2024: Delivered a comprehensive JavaScript/TypeScript parser enhancement for openrewrite/rewrite-javascript, expanding support for modern language constructs, stabilizing parsing across common and edge-case syntax, and reducing false positives in static analysis. The effort laid a foundation for safer migrations and richer transformations across contemporary codebases, with targeted fixes to known parsing gaps.
November 2024
October 2024
1 Commits • 1 Features
Oct 1, 2024Month: 2024-10. This month delivered a focused enhancement to the JavaScript parser within openrewrite/rewrite-javascript by enabling TypeScript interface parsing. The change extends JavaScriptParserVisitor to properly parse TypeScript interface declarations, including properties, methods, and inheritance clauses, and includes tests validating multiple interface configurations.
October 2024
1 Commits • 1 Features
Oct 1, 2024Month: 2024-10. This month delivered a focused enhancement to the JavaScript parser within openrewrite/rewrite-javascript by enabling TypeScript interface parsing. The change extends JavaScriptParserVisitor to properly parse TypeScript interface declarations, including properties, methods, and inheritance clauses, and includes tests validating multiple interface configurations.
Activity
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Quality Metrics
Correctness95.2%
Maintainability92.2%
Architecture92.0%
Performance81.8%
AI Usage22.4%
Skills & Technologies
Programming Languages
JSONJavaJavaScriptTypeScript
Technical Skills
AST ManipulationAST ParsingAbstract Syntax Tree (AST)Abstract Syntax Tree (AST) ManipulationAbstract Syntax Tree (AST) manipulationCode AnalysisCode FormattingCode GenerationCode ParsingCode RefactoringCode TransformationCode ValidationCompiler Error HandlingDependency ManagementError Handling
Repositories Contributed To
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