TypeScript 5.9 introduces a new expandable hovers feature that provides enhanced information display for developers. With + and - buttons in the hover tooltips, users can expand or collapse type information for better visibility. Additionally, a configurable hover length option supports customization in Visual Studio Code, addressing issues with overly long quick info tooltips that need truncation for readability. Other new features enhance usability and functionality in TypeScript 5.9.
The new expandable hovers feature in TypeScript 5.9 introduces buttons for expanding and collapsing hover tooltips, enhancing the display of type information for developers.
TypeScript 5.9 allows for a configurable hover length in editors like Visual Studio Code, enabling developers to adjust tooltip lengths to improve readability.
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