Scala 3 Macros: How to Read Annotations

2023/06/26

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In a recent article, the author explains how to read annotations from Scala 3 macros. The article shows how macros can be used to generate code at compile time, and how annotations can be used to provide additional information to the macro.

The author starts by explaining the basics of Scala 3 macros and how they differ from Scala 2 macros. They then introduce the concept of annotations and how they can be used to provide metadata to the macro. The article provides a code example of how to read annotations from a macro, using the new inline keyword in Scala 3.

The article also discusses some of the limitations of reading annotations from macros, such as the inability to read annotations from inherited members. However, the author provides a workaround for this limitation by using a macro annotation.

For developers who are interested in Scala 3 macros and want to learn more about how to read annotations from them, this article is a great resource. The code examples provided are clear and concise, making it easy to follow along and understand the concepts presented.

Overall, the article is a valuable contribution to the Scala community and provides useful information for developers who are interested in using macros and annotations in their projects.