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#![feature(proc_macro_hygiene)]
use dhall::de::{StaticType, Type};
use dhall_proc_macros::subexpr;
use dhall_syntax::{SubExpr, X};
#[test]
fn test_static_type() {
fn mktype(x: SubExpr<X, X>) -> Type {
Type::from_normalized_expr(x)
}
assert_eq!(bool::static_type(), mktype(subexpr!(Bool)));
assert_eq!(String::static_type(), mktype(subexpr!(Text)));
assert_eq!(
<Option<bool>>::static_type(),
mktype(subexpr!(Optional Bool))
);
assert_eq!(
<(bool, Vec<String>)>::static_type(),
mktype(subexpr!({ _1: Bool, _2: List Text }))
);
#[derive(dhall::de::StaticType)]
#[allow(dead_code)]
struct A {
field1: bool,
field2: Option<bool>,
}
assert_eq!(
<A as dhall::de::StaticType>::static_type(),
mktype(subexpr!({ field1: Bool, field2: Optional Bool }))
);
#[derive(StaticType)]
#[allow(dead_code)]
struct B<'a, T: 'a> {
field1: &'a T,
field2: Option<T>,
}
assert_eq!(<B<'static, bool>>::static_type(), A::static_type());
#[derive(StaticType)]
#[allow(dead_code)]
struct C<T>(T, Option<String>);
assert_eq!(
<C<bool>>::static_type(),
<(bool, Option<String>)>::static_type()
);
#[derive(StaticType)]
#[allow(dead_code)]
struct D();
assert_eq!(
<C<D>>::static_type(),
mktype(subexpr!({ _1: {}, _2: Optional Text }))
);
#[derive(StaticType)]
#[allow(dead_code)]
enum E<T> {
A(T),
B(String),
};
assert_eq!(
<E<bool>>::static_type(),
mktype(subexpr!(< A: Bool | B: Text >))
);
#[derive(StaticType)]
#[allow(dead_code)]
enum F {
A,
B(bool),
};
assert_eq!(F::static_type(), mktype(subexpr!(< A | B: Bool >)));
}
|
