WIP: use HdlOption[the_type_var] or UInt[123 + n] for creating types

crates/fayalite/tests/hdl_types.rs

@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: LGPL-3.0-or-later
+// See Notices.txt for copyright information
+use fayalite::{
+    array::ArrayType,
+    hdl,
+    int::{IntType, Size, UInt},
+};
+
+#[hdl(outline_generated)]
+pub struct S<T: IntType, Len: Size> {
+    pub a: T,
+    b: UInt<3>,
+    pub(crate) c: ArrayType<UInt<1>, Len>,
+}
+
+#[hdl(outline_generated)]
+pub enum E<T> {
+    A,
+    B(UInt<3>),
+    C(T),
+}
+
+#[hdl(outline_generated)]
+pub struct S2<T = ()> {
+    pub v: E<T>,
+}

crates/fayalite/tests/ui/hdl_types.rs

@@ -1,8 +1,8 @@
 // SPDX-License-Identifier: LGPL-3.0-or-later
 // See Notices.txt for copyright information
-use fayalite::ty::Value;
+use fayalite::hdl;
 
-#[derive(Value)]
+#[hdl]
 union U {
     a: (),
 }

crates/fayalite/tests/ui/hdl_types.stderr

@@ -0,0 +1,7 @@
+error: top-level #[hdl] can only be used on structs or enums
+ --> tests/ui/hdl_types.rs:5:1
+  |
+5 | #[hdl]
+  | ^^^^^^
+  |
+  = note: this error originates in the attribute macro `hdl` (in Nightly builds, run with -Z macro-backtrace for more info)

crates/fayalite/tests/ui/value_derive.stderr

@@ -1,7 +0,0 @@
-error: derive(Value) can only be used on structs or enums
- --> tests/ui/value_derive.rs:5:10
-  |
-5 | #[derive(Value)]
-  |          ^^^^^
-  |
-  = note: this error originates in the derive macro `Value` (in Nightly builds, run with -Z macro-backtrace for more info)

crates/fayalite/tests/value_derive.rs

@@ -1,32 +0,0 @@
-// SPDX-License-Identifier: LGPL-3.0-or-later
-// See Notices.txt for copyright information
-use fayalite::{
-    int::UInt,
-    ty::{StaticValue, Value},
-};
-
-#[derive(Value, Clone, Hash, PartialEq, Eq, Debug)]
-#[hdl(outline_generated)]
-pub struct S<T> {
-    pub a: T,
-    b: UInt<3>,
-}
-
-#[derive(Value, Clone, Hash, PartialEq, Eq, Debug)]
-#[hdl(outline_generated)]
-pub enum E<T> {
-    A,
-    B {},
-    C(),
-    D(UInt<3>),
-    E { a: UInt<3> },
-    F(UInt<3>, UInt<3>),
-    G(T),
-    H(T, UInt<1>),
-}
-
-#[derive(Value, Clone, Hash, PartialEq, Eq, Debug)]
-#[hdl(outline_generated, static, where(T: StaticValue))]
-pub struct S2<T> {
-    pub v: E<T>,
-}