Method pop_n

compiler/src/modules/vm/helpers.rs:56–59

(&mut self, n: usize)

        let b = self.pop()?; let a = self.pop()?; Ok((a, b))
    }
    #[inline] pub(crate) fn pop_n(&mut self, n: usize) -> Result<Vec<Val>, VmErr> {
        let at = self.stack.len().checked_sub(n).ok_or(cold_runtime("stack underflow"))?;
        Ok(self.stack.split_off(at))
    }

    /* Materialise an iterable into Vec<Val> for `*args` positional spread. */
    pub(crate) fn iter_to_vec_for_spread(&mut self, v: Val) -> Result<Vec<Val>, VmErr> {