Overview of Ballerina Swan Lake Update 12 (2201.12.1)

Swan Lake Update 12 (2201.12.1) is the first patch release of Ballerina 2201.12.0 (Swan Lake Update 12) and it includes a new set of improvements and bug fixes to developer tooling.

Update Ballerina

Run the command below to update your current Ballerina installation directly to 2201.12.1 by using the Ballerina Update Tool.

$ bal dist pull 2201.12.1

Install Ballerina

If you have not installed Ballerina, then, download the installers to install.

Developer tools updates

This release includes the following improvements and bug fixes related to the low-code visualizer in the Ballerina Visual Studio Code extension:

• Natural programming & AI integration: Enhanced completion support, model context resolution, and improved navigation for AI chat agents.
• Types API & type browser: Introduced a type browser and improved API support for better type exploration.
• Search & expression editor: Improved expression editor functionality and search capabilities.
• OAS & deployment support: Added APIs to manage generated OAS modules and introduced deployment completion notifications.
• FTP & service generation: Fixed issues in FTP service generation and improved module resolution for NP and agent modules.
• Data mapper & GraphQL enhancements: Addressed return type handling, function parameters in GraphQL diagrams, and helper pane improvements.
• Function & value type fixes: Resolved function type resolution issues and improved value type handling.
• Agent & tooling fixes: Fixed AI agent tool additions and chat formatting inconsistencies.
• Diagram & UI fixes: Corrected errors in sequence diagrams, GraphQL views, and UI rendering issues in installation steps.
• General stability fixes: Addressed minor bugs, including module pulling issues and duplicate UI components.