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fix #[hdl] to work with unusual identifier hygiene from macros

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This commit is contained in:
Jacob Lifshay 2024-10-03 23:04:14 -07:00
parent 15a28aa7a7
commit 343805f80b
Signed by: programmerjake
SSH key fingerprint: SHA256:B1iRVvUJkvd7upMIiMqn6OyxvD2SgJkAH3ZnUOj6z+c
5 changed files with 202 additions and 112 deletions
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66
crates/fayalite/tests/hdl_types.rs
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@ -29,3 +29,69 @@ pub enum E<T> {
pub struct S2<T = ()> {
pub v: E<T>,
}
// check that #[hdl] properly handles hygiene
macro_rules! types_in_macros {
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident, $f:ident, $A:ident, $B:ident, $C:ident, $D:ident, $E:ident, $F:ident) => {
#[hdl]
struct $F {}
#[hdl]
struct $A<$B, $C: Size, const $D: usize, $E = $F> {
$a: $B,
$b: UIntType<$C>,
$c: SInt<$D>,
$d: HdlOption<$E>,
$e: $E,
$f: $F,
}
#[allow(non_camel_case_types)]
#[hdl]
enum $B<$C: Size, const $D: usize, $E = $F> {
$a($A<(), $C, $D, $E>),
$b(UIntType<$C>),
$c(SInt<$D>),
$d,
$e($E),
$f($F),
}
};
// ensure every identifier has different hygiene
() => {
types_in_macros!(a);
};
($a:ident) => {
types_in_macros!($a, b);
};
($a:ident, $b:ident) => {
types_in_macros!($a, $b, c);
};
($a:ident, $b:ident, $c:ident) => {
types_in_macros!($a, $b, $c, d);
};
($a:ident, $b:ident, $c:ident, $d:ident) => {
types_in_macros!($a, $b, $c, $d, e);
};
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident) => {
types_in_macros!($a, $b, $c, $d, $e, f);
};
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident, $f:ident) => {
types_in_macros!($a, $b, $c, $d, $e, $f, A);
};
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident, $f:ident, $A:ident) => {
types_in_macros!($a, $b, $c, $d, $e, $f, $A, B);
};
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident, $f:ident, $A:ident, $B:ident) => {
types_in_macros!($a, $b, $c, $d, $e, $f, $A, $B, C);
};
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident, $f:ident, $A:ident, $B:ident, $C:ident) => {
types_in_macros!($a, $b, $c, $d, $e, $f, $A, $B, $C, D);
};
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident, $f:ident, $A:ident, $B:ident, $C:ident, $D:ident) => {
types_in_macros!($a, $b, $c, $d, $e, $f, $A, $B, $C, $D, E);
};
($a:ident, $b:ident, $c:ident, $d:ident, $e:ident, $f:ident, $A:ident, $B:ident, $C:ident, $D:ident, $E:ident) => {
types_in_macros!($a, $b, $c, $d, $e, $f, $A, $B, $C, $D, $E, F);
};
}
types_in_macros!();