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use crate::*;
use elrond_codec::*;
pub trait DynArg: Sized {
fn dyn_load<I, D>(loader: &mut D, arg_id: ArgId) -> Self
where
I: TopDecodeInput,
D: DynArgInput<I>;
}
impl<T> DynArg for T
where
T: TopDecode,
{
fn dyn_load<I, D>(loader: &mut D, arg_id: ArgId) -> Self
where
I: TopDecodeInput,
D: DynArgInput<I>,
{
if let TypeInfo::Unit = T::TYPE_INFO {
let cast_unit: T = unsafe { core::mem::transmute_copy(&()) };
return cast_unit;
}
let arg_input = loader.next_arg_input();
T::top_decode_or_exit(arg_input, &(&*loader, arg_id), dyn_load_exit)
}
}
#[inline(always)]
fn dyn_load_exit<I, D>(ctx: &(&D, ArgId), de_err: DecodeError) -> !
where
I: TopDecodeInput,
D: DynArgInput<I>,
{
let (loader, arg_id) = ctx;
signal_arg_de_error(*loader, *arg_id, de_err)
}