From 603cafdd5f683cfd45f4603ff3b64459d8faf444 Mon Sep 17 00:00:00 2001
From: Tortar <68152031+Tortar@users.noreply.github.com>
Date: Sat, 10 Feb 2024 22:53:44 +0100
Subject: [PATCH] Fix constrained parametrization for sum_structs macro (#32)

---
 Project.toml      | 2 +-
 src/SumStructs.jl | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Project.toml b/Project.toml
index 7f71e25..3bf31f7 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "MixedStructTypes"
 uuid = "3d69f371-6fa5-5add-b11c-3293622cad62"
-version = "0.2.4"
+version = "0.2.5"
 
 [deps]
 ExprTools = "e2ba6199-217a-4e67-a87a-7c52f15ade04"
diff --git a/src/SumStructs.jl b/src/SumStructs.jl
index c4823cc..2f6fc86 100644
--- a/src/SumStructs.jl
+++ b/src/SumStructs.jl
@@ -149,7 +149,8 @@ macro sum_structs(type, struct_defs)
         a_spec_n_d = [d != "#328723329" ? Expr(:kw, n, d) : (:($n)) 
                           for (n, d) in zip(f_params_args, fd)]
         f_params_kwargs = Expr(:parameters, a_spec_n_d...)
-        @capture(type, new_type_n_{new_type_p__})
+        new_typ = type isa Expr && type.head == :(<:) ? type.args[1] : type
+        @capture(new_typ, new_type_n_{new_type_p__})
         if new_type_p === nothing 
             new_type_n, new_type_p = type, []
         end