From 55388bc6e341d195a6bf59003ebd037d9d931b5d Mon Sep 17 00:00:00 2001
From: Sofia <sofia@teascade.net>
Date: Wed, 15 Apr 2026 16:06:58 +0300
Subject: [PATCH] Parse listinitializer

---
 src/parsing.cpp | 40 ++++++++++++++++++++++++++++++++++++++++
 test.c          |  3 +--
 2 files changed, 41 insertions(+), 2 deletions(-)

diff --git a/src/parsing.cpp b/src/parsing.cpp
index bcc68cd..8e39dd1 100644
--- a/src/parsing.cpp
+++ b/src/parsing.cpp
@@ -71,9 +71,49 @@ namespace parsing {
             }
         }
 
+        Result<std::unique_ptr<AST::Expression>, std::string> parse_list_initializer(token::TokenStream& stream) {
+            token::TokenStream inner{ stream };
+            try {
+                auto before_meta = inner.metadata();
+
+                inner.expect(token::Type::Symbol, "{");
+
+                std::vector<std::unique_ptr<AST::Expression>> expressions{};
+
+                int counter = 0;
+                while (inner.peek().content != "}") {
+                    if (counter++ > 0) {
+                        inner.expect(token::Type::Symbol, ",");
+                    }
+                    expressions.push_back(parse_expression(inner).unwrap());
+                }
+
+                inner.expect(token::Type::Symbol, "}");
+
+                stream.m_position = inner.m_position;
+                return std::unique_ptr<AST::Expression> {
+                    new AST::ListInitializerExpression(
+                        before_meta + inner.metadata(),
+                        std::move(expressions),
+                        std::shared_ptr<types::Type> {
+                        new types::FundamentalType{ types::FundamentalTypeKind::Any }
+                    })
+                };
+            }
+            catch (std::runtime_error& error) {
+                return std::string{ error.what() };
+            }
+        }
+
         Result<std::unique_ptr<AST::Expression>, std::string> parse_plain_expression(token::TokenStream& stream) {
             token::TokenStream inner{ stream };
             try {
+                if (auto list_init = parse_list_initializer(inner); list_init.ok()) {
+                    stream.m_position = inner.m_position;
+
+                    return std::unique_ptr<AST::Expression> { list_init.unwrap() };
+                }
+
                 auto token = inner.next();
                 if (token.type == token::Type::LiteralInt) {
                     stream.m_position = inner.m_position;
diff --git a/test.c b/test.c
index 96b9cf3..d9145fb 100644
--- a/test.c
+++ b/test.c
@@ -14,9 +14,8 @@ int main() {
     char text[29] = "10th fibonacci number is %d!";
     printf(text, fibonacci(10));
 
-    char somelist[5];
+    char somelist[5] = { 1, 2, 3, 4, 5 };
 
-    somelist[0] = 15;
     change_first(somelist);
 
     return somelist[0];