use crate::vm::{Machine, ForeignFunction, Needle, RunError};
pub(crate) fn load<S>(machine: &mut Machine<S>) -> Result<(),RunError> {
  machine.set_global_function("print",|machine: &mut Machine<S>, mut needle: Needle| {
      while let Some(value) = needle.pop() {
        print!("{} ", machine.meta_to_string(needle.dispatch, value)?.unwrap_str())
      }
      println!();
      Ok(())
    })?;
  machine.set_global_function("debug",|_machine: &mut Machine<S>, mut needle: Needle| {
      while let Some(value) = needle.pop() {
        print!("{:?} ", value)
      }
      println!();
      Ok(())
    })?;
  Ok(())
}