SyncA crate simple usage

synca_howto.rs

#[synca::synca(
  #[cfg(feature = "asynch")]
  pub mod asynch { },
  #[cfg(feature = "synch")]
  pub mod synch {
    sync!();
    replace!(
      some::AsyncType => some::SyncType,
      #[tokio::test] => #[test]
    );
  }
)]
mod my_module {
   pub async fn abc(a: some::AsyncType) -> String {
     let res = a.method().await;
     format!("Result: {res}")
   }
  
   #[cfg(test)]
   mod tests {
     #[tokio::test]
     async fn test_abc() {...}
   }
}