From 87bc8a0d697399362d7b3946def1a957ae8b780e Mon Sep 17 00:00:00 2001
From: Selimaj Dev <klesti.selimay@icloud.com>
Date: Thu, 21 May 2026 11:29:01 +0200
Subject: [PATCH] Rewriting codegen'

---
 Cargo.lock               |  8 +++++
 Cargo.toml               |  1 +
 codegen/Cargo.toml       | 12 ++++++++
 codegen/src/expr.rs      |  0
 codegen/src/lib.rs       | 63 ++++++++++++++++++++++++++++++++++++++++
 codegen/src/statement.rs |  0
 codegen/src/top_level.rs |  0
 7 files changed, 84 insertions(+)
 create mode 100644 codegen/Cargo.toml
 create mode 100644 codegen/src/expr.rs
 create mode 100644 codegen/src/lib.rs
 create mode 100644 codegen/src/statement.rs
 create mode 100644 codegen/src/top_level.rs

diff --git a/Cargo.lock b/Cargo.lock
index 339cb0f..01f0dd9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -449,12 +449,20 @@ dependencies = [
  "tower-lsp",
 ]
 
+[[package]]
+name = "mist-codegen"
+version = "0.1.0"
+dependencies = [
+ "mist-parser",
+]
+
 [[package]]
 name = "mist-lang"
 version = "0.0.3-alpha4"
 dependencies = [
  "cargo_metadata",
  "mist-analyzer",
+ "mist-codegen",
  "mist-parser",
  "serde",
  "serde_json",
diff --git a/Cargo.toml b/Cargo.toml
index e4e5dc5..f129aae 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,6 +21,7 @@ serde = { version = "1.0.228", features = ["serde_derive"] }
 serde_json = "1.0.149"
 mist-parser = { path = "./parser", version = "0.1.4"}
 mist-analyzer = { path = "./analyzer", version = "0.0.1"}
+mist-codegen = { path = "./codegen", version = "0.1.0"}
 cargo_metadata = "0.23.1"
 
 [[bin]]
diff --git a/codegen/Cargo.toml b/codegen/Cargo.toml
new file mode 100644
index 0000000..cf2c632
--- /dev/null
+++ b/codegen/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "mist-codegen"
+version = "0.1.0"
+edition = "2024"
+description = "The Mist programming language Rust code generator"
+license = "Apache-2.0"
+repository = "https://github.com/mist-go/mist"
+keywords = ["compiler", "language", "mist"]
+categories = ["compilers"]
+
+[dependencies]
+mist-parser = { path = "../parser", version = "0.1.4"}
diff --git a/codegen/src/expr.rs b/codegen/src/expr.rs
new file mode 100644
index 0000000..e69de29
diff --git a/codegen/src/lib.rs b/codegen/src/lib.rs
new file mode 100644
index 0000000..71e7ff9
--- /dev/null
+++ b/codegen/src/lib.rs
@@ -0,0 +1,63 @@
+pub mod expr;
+pub mod statement;
+pub mod top_level;
+
+use mist_parser::ast::*;
+
+pub trait GenRust {
+    fn get_rust(&self, cg: &mut RustCodegen);
+}
+
+#[derive(Default)]
+pub struct RustCodegen {
+    output: String,
+    indent: usize,
+}
+
+impl RustCodegen {
+    pub fn new() -> Self {
+        Self {
+            output: String::new(),
+            indent: 0,
+        }
+    }
+
+    fn indent_str(&self) -> String {
+        "    ".repeat(self.indent)
+    }
+
+    fn add(&mut self, s: &str) {
+        self.output.push_str(s);
+    }
+
+    fn addln(&mut self, s: &str) {
+        self.add(s);
+        self.add("\n");
+    }
+
+    fn add_indentedln(&mut self, s: &str) {
+        let line = format!("{}{}\n", self.indent_str(), s);
+        self.add(&line);
+    }
+
+    pub fn generate(&mut self, toplevels: Vec<TopLevel>) -> String {
+        for tl in toplevels {
+            tl.to_rust(self);
+        }
+
+        self.output.clone()
+    }
+
+    pub fn ensure_brackets(&mut self, stmt: Box<Statement>) {
+        match *stmt {
+            Statement::Block(_) => stmt.to_rust(self),
+            _ => {
+                self.add_indentedln("{");
+                self.indent += 1;
+                stmt.to_rust(self);
+                self.indent -= 1;
+                self.add_indentedln("}");
+            }
+        }
+    }
+}
diff --git a/codegen/src/statement.rs b/codegen/src/statement.rs
new file mode 100644
index 0000000..e69de29
diff --git a/codegen/src/top_level.rs b/codegen/src/top_level.rs
new file mode 100644
index 0000000..e69de29