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mishoo / UglifyJS

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masterunreleased

v3.14.3v3.14.2

Reading changes from the repo…

·16 commits·15 pull requests

New Features

Code Optimization: Enhance the handling of string templates, allowing for more efficient string concatenation in your JavaScript code. This results in smaller output sizes and improved performance.

Improvements

Error Handling: Improve the handling of await expressions to ensure that they are preserved correctly during minification, preventing unexpected behavior in your async functions.
Code Quality: Enhance the dead_code feature to better identify and eliminate unnecessary code, leading to cleaner and more efficient scripts.

Fixes

Fix issues with corner cases in various features, including awaits, dead_code, and templates, ensuring that your code runs smoothly without unexpected errors.
Resolve corner cases in string handling and variable merging, improving the overall reliability of the minification process.
Fix potential denial-of-service vulnerabilities related to RegExp usage, enhancing the security of your JavaScript applications.

Others

Document ECMAScript quirks to provide better guidance and understanding of how certain JavaScript features behave during minification.