array reflection

2026-07-22 10:12:12 +02:00
parent 0d04925b3a
commit 07e89e23e1
12 changed files with 675 additions and 68 deletions
@@ -7,6 +7,22 @@ TestTokenKind :: enum(u8) {
 }

 TestNames :: alias EnumFieldStruct(TestTokenKind, ?[]u8, some!(null))
+TestArrayAlias :: alias [3]u16
+
+hide array_info_matches func($Array, $Child type, $len usize) bool {
+	match typeinfo!(Array) {
+		.array |info|: return info.child == Child and info.len == len
+		else: return false
+	}
+}
+
+array_reflection_exposes_child_and_logical_length test {
+	try testing.expect($(array_info_matches([4]i32, i32, 4)))
+	try testing.expect($(array_info_matches([0]bool, bool, 0)))
+	try testing.expect($(array_info_matches(TestArrayAlias, u16, 3)))
+	try testing.expect($(array_info_matches([2]mut i64, i64, 2)))
+	try testing.expect($(array_info_matches([2;0]u8, u8, 2)))
+}

 enum_field_struct_defaults test {
 	names TestNames = {