fun/examples/rust/rust_hello.fun
hanez 59484f5a85
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Refactored the directory structure in ./examples for Rust. No code changes. (0.39.16)
2026-04-01 23:11:37 +02:00

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Standard ML
Executable file

#!/usr/bin/env fun
/*
* This file is part of the Fun programming language.
* https://fun-lang.xyz/
*
* Copyright 2026 Johannes Findeisen <you@hanez.org>
* Licensed under the terms of the Apache-2.0 license.
* https://opensource.org/license/apache-2-0
*
* Added: 2026-01-27
*/
/*
* Rust-backed opcode demo: rust_hello()
*
* Build instructions:
* - Default builds disable Rust integration.
* - Enable it via: cmake -S . -B build_debug -DFUN_WITH_RUST=ON
* - Then: cmake --build build_debug --target fun
*
* Run:
* build_debug/fun examples/rust_hello.fun
*
* Expected output (with FUN_WITH_RUST=ON):
* Hello from Rust ops!
*
* If built without Rust, calling rust_hello() will raise a runtime error
* explaining that Rust integration is disabled.
*/
print(rust_hello())
/* Expected output:
Hello from Rust ops!
*/