From 79521d91b2bb85652fd29f5c44279338d55c757f Mon Sep 17 00:00:00 2001
From: Eugen Wissner <belka@caraus.de>
Date: Tue, 7 Jul 2026 21:39:57 +0200
Subject: Allow multiple parameters with same type

---
 include/elna/boot/ast.h      |  7 ++++---
 include/elna/boot/semantic.h | 13 +++----------
 2 files changed, 7 insertions(+), 13 deletions(-)

(limited to 'include')

diff --git a/include/elna/boot/ast.h b/include/elna/boot/ast.h
index 03d3e27..b9414f0 100644
--- a/include/elna/boot/ast.h
+++ b/include/elna/boot/ast.h
@@ -381,9 +381,11 @@ namespace elna::boot
         using return_t = return_declaration<type_expression *>;
 
         const return_t return_type;
-        std::vector<type_expression *> parameters;
+        const std::vector<std::pair<std::vector<std::string>, std::shared_ptr<type_expression>>> parameters;
 
-        procedure_type_expression(const struct position position, return_t return_type = return_t());
+        procedure_type_expression(const struct position position,
+                std::vector<std::pair<std::vector<std::string>, std::shared_ptr<type_expression>>>&& parameters,
+                return_t return_type = return_t());
         ~procedure_type_expression();
 
         void accept(parser_visitor *visitor) override;
@@ -423,7 +425,6 @@ namespace elna::boot
 
     public:
         std::optional<block> body;
-        std::vector<std::string> parameter_names;
 
         procedure_declaration(const struct position position, identifier_definition identifier,
                 procedure_type_expression *heading, block&& body);
diff --git a/include/elna/boot/semantic.h b/include/elna/boot/semantic.h
index 97286f0..a0a4a73 100644
--- a/include/elna/boot/semantic.h
+++ b/include/elna/boot/semantic.h
@@ -78,14 +78,6 @@ namespace elna::boot
         std::string what() const override;
     };
 
-    class variable_initializer_error : public error
-    {
-    public:
-        variable_initializer_error(const struct position position);
-
-        std::string what() const override;
-    };
-
     /**
      * Checks types.
      */
@@ -125,7 +117,8 @@ namespace elna::boot
 
         symbol_bag bag;
 
-        procedure_type build_procedure(procedure_type_expression& type_expression);
+        std::pair<procedure_type, std::vector<std::string>> build_procedure(
+                procedure_type_expression& type_expression);
         std::vector<type_field> build_composite_type(const std::vector<field_declaration>& fields);
         std::shared_ptr<variable_info> register_variable(const std::string& name,
                 const bool is_extern, const struct position position);
@@ -187,7 +180,7 @@ namespace elna::boot
         void visit(import_declaration *) override;
         void visit(unit *unit) override;
         void visit(type_declaration *definition) override;
-        void visit(variable_declaration *declaration) override;
+        void visit(variable_declaration *) override;
         void visit(procedure_declaration *definition) override;
     };
 }
-- 
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