alef 0.25.37

Opinionated polyglot binding generator for Rust libraries
Documentation 
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#[unsafe(no_mangle)]
pub unsafe extern "system" fn {{ symbol }}(
    mut env: EnvUnowned,
    _class: JClass,
{{ param_sigs }}){{ ret_decl }} {
    // SAFETY: env is a valid EnvUnowned passed by the JVM for this native call frame.
    let mut __jni_attach_guard = unsafe { jni::AttachGuard::from_unowned(env.as_raw()) };
    let env = __jni_attach_guard.borrow_env_mut();