1#![no_std]
2
3extern crate alloc;
4
5#[link(wasm_import_module = "console")]
6unsafe extern "C" {
7 pub fn log_txt(ptr: *const u8, len: usize);
8}
9
10#[macro_export]
11macro_rules! console {
12 ($val:expr) => {
13 {
14 let tmp = $val;
15 let msg = alloc::format!("[{}:{}] {} = {:#?}\n", file!(), line!(), stringify!($val), &tmp);
16 unsafe { $crate::log_txt(msg.as_ptr(), msg.len()) };
17 tmp
18 }};
19 ($($vals:expr),+ $(,)?) => {
20 {
21 let tup = ($($vals),+);
22 let msg = alloc::format!("[{}:{}] {} = {:#?}\n", file!(), line!(), stringify!(($($vals),+)), &tup);
23 unsafe { $crate::log_txt(msg.as_ptr(), msg.len()) };
24 tup
25 }};
26}