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use crate::{ api::{generic::A, Generic, OpaqueRef}, thread::Thread, value::ValueRepr, ExternModule, Result, }; fn trace(a: Generic<A>) { println!("{:?}", a); } fn show(a: Generic<A>) -> String { format!("{:?}", a) } fn tag(a: OpaqueRef<A>) -> Option<String> { unsafe { match a.get_value().get_repr() { ValueRepr::Data(data) => data.poly_tag().map(|s| s.to_string()), _ => None, } } } mod std { pub use crate::debug; } pub fn load(vm: &Thread) -> Result<ExternModule> { use self::std; ExternModule::new( vm, record! { trace => primitive!(1, std::debug::trace), show => primitive!(1, std::debug::show), tag => primitive!(1, std::debug::tag) }, ) }