Macro rhai_codegen::set_exported_fn

set_exported_fn!() { /* proc-macro */ }

Macro to register a plugin function into a Rhai Module.

Usage

use rhai::plugin::*;

#[export_fn]
fn my_plugin_function(x: i64) -> i64 {
    x * 2
}

let mut engine = Engine::new();

let mut module = Module::new();
set_exported_fn!(module, "func", my_plugin_function);

engine.register_global_module(module.into());

assert_eq!(engine.eval::<i64>("func(21)")?, 42);