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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
use crate::assert_napi_ok;
use crate::napi_get_callback_info;
use crate::napi_new_property;
use napi_sys::ValueType::napi_function;
use napi_sys::ValueType::napi_object;
use napi_sys::ValueType::napi_undefined;
use napi_sys::*;
use std::ptr;
use Status::napi_pending_exception;
/// `test_callback_run((a, b) => a + b, [1, 2])` => 3
extern "C" fn test_callback_run(
env: napi_env,
info: napi_callback_info,
) -> napi_value {
// We want to have argv with size 4, even though the callback will have
// only two arguments. We'll assert that the remaining two args are undefined.
let (args, argc, _) = napi_get_callback_info!(env, info, 4);
assert_eq!(argc, 2);
let mut ty = -1;
assert_napi_ok!(napi_typeof(env, args[0], &mut ty));
assert_eq!(ty, napi_function);
let mut ty = -1;
assert_napi_ok!(napi_typeof(env, args[1], &mut ty));
assert_eq!(ty, napi_object);
let mut ty = -1;
assert_napi_ok!(napi_typeof(env, args[2], &mut ty));
assert_eq!(ty, napi_undefined);
let mut ty = -1;
assert_napi_ok!(napi_typeof(env, args[3], &mut ty));
assert_eq!(ty, napi_undefined);
let mut len = 0;
assert_napi_ok!(napi_get_array_length(env, args[1], &mut len));
let mut argv = Vec::with_capacity(len as usize);
for index in 0..len {
let mut value: napi_value = ptr::null_mut();
assert_napi_ok!(napi_get_element(env, args[1], index, &mut value));
argv.push(value);
}
let mut global: napi_value = ptr::null_mut();
assert_napi_ok!(napi_get_global(env, &mut global));
let mut result: napi_value = ptr::null_mut();
assert_napi_ok!(napi_call_function(
env,
global,
args[0],
argv.len(),
argv.as_mut_ptr(),
&mut result,
));
result
}
extern "C" fn test_callback_run_with_recv(
env: napi_env,
info: napi_callback_info,
) -> napi_value {
let (args, argc, _) = napi_get_callback_info!(env, info, 3);
assert_eq!(argc, 3);
let mut ty = -1;
assert_napi_ok!(napi_typeof(env, args[0], &mut ty));
assert_eq!(ty, napi_function);
let mut ty = -1;
assert_napi_ok!(napi_typeof(env, args[1], &mut ty));
assert_eq!(ty, napi_object);
let mut len = 0;
assert_napi_ok!(napi_get_array_length(env, args[1], &mut len));
let mut argv = Vec::with_capacity(len as usize);
for index in 0..len {
let mut value: napi_value = ptr::null_mut();
assert_napi_ok!(napi_get_element(env, args[1], index, &mut value));
argv.push(value);
}
let mut result: napi_value = ptr::null_mut();
assert_napi_ok!(napi_call_function(
env,
args[2], // recv
args[0], // cb
argv.len(),
argv.as_mut_ptr(),
&mut result,
));
result
}
extern "C" fn test_callback_throws(
env: napi_env,
info: napi_callback_info,
) -> napi_value {
let (args, ..) = napi_get_callback_info!(env, info, 1);
let mut global: napi_value = ptr::null_mut();
assert_napi_ok!(napi_get_global(env, &mut global));
let mut argv = vec![];
let mut result: napi_value = ptr::null_mut();
assert_eq!(
unsafe {
napi_call_function(
env,
global, // recv
args[0], // cb
argv.len(),
argv.as_mut_ptr(),
&mut result,
)
},
napi_pending_exception
);
result
}
pub fn init(env: napi_env, exports: napi_value) {
let properties = &[
napi_new_property!(env, "test_callback_run", test_callback_run),
napi_new_property!(
env,
"test_callback_run_with_recv",
test_callback_run_with_recv
),
napi_new_property!(env, "test_callback_throws", test_callback_throws),
];
assert_napi_ok!(napi_define_properties(
env,
exports,
properties.len(),
properties.as_ptr()
));
}
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