Rust_EDITION

.. versionadded:: 4.4

.. note:: Experimental. Gated by CMAKE_EXPERIMENTAL_RUST.

The Rust edition required to build this target. It is initialized from the :variable:CMAKE_Rust_EDITION variable if defined. Setting this property results in adding a flag such as --edition=2018 to the compile line.

Supported values are:

2015 Rust 2015, the default edition, started with Rust 1.0.

2018 Rust 2018, available since Rust 1.31.

2021 Rust 2021, available since Rust 1.56.

2024 Rust 2024, available since Rust 1.85.