diff --git a/src/ast.cpp b/src/ast.cpp
index 9c8e880..0ee4ee1 100644
--- a/src/ast.cpp
+++ b/src/ast.cpp
@@ -3,28 +3,6 @@
 #include <sstream>
 
 namespace AST {
-    int operator_precedence(BinOp& op) {
-        switch (op) {
-        case BinOp::Assignment:
-            return 1000;
-        case BinOp::Add:
-            return 10;
-        default:
-            return 1000;
-        }
-    }
-
-    std::string format_operator(BinOp& op) {
-        switch (op) {
-        case BinOp::Assignment:
-            return "=";
-        case BinOp::Add:
-            return "+";
-        default:
-            return "??";
-        }
-    }
-
     std::string IntLiteralExpression::formatted() {
         std::stringstream out{ "" };
         out << this->m_value;
diff --git a/src/ast.h b/src/ast.h
index 89cb4e9..71eb8ff 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -9,14 +9,6 @@
 #include <memory>
 
 namespace AST {
-    enum class BinOp {
-        Assignment,
-        Add,
-    };
-
-    int operator_precedence(BinOp& op);
-    std::string format_operator(BinOp& op);
-
     class Node {
     public:
         virtual std::string formatted() = 0;
@@ -56,10 +48,10 @@ namespace AST {
     class BinaryOperationExpression : public Expression {
     private:
         std::unique_ptr<Expression> m_lhs;
-        BinOp m_binop;
+        types::BinOp m_binop;
         std::unique_ptr<Expression> m_rhs;
     public:
-        BinaryOperationExpression(std::unique_ptr<Expression> lhs, BinOp op, std::unique_ptr<Expression> rhs)
+        BinaryOperationExpression(std::unique_ptr<Expression> lhs, types::BinOp op, std::unique_ptr<Expression> rhs)
             : m_lhs{ std::move(lhs) }, m_binop{ op }, m_rhs{ std::move(rhs) } {
         }
         virtual ~BinaryOperationExpression() override = default;
diff --git a/src/codegen.cpp b/src/codegen.cpp
index c1896c9..d07b054 100644
--- a/src/codegen.cpp
+++ b/src/codegen.cpp
@@ -45,13 +45,13 @@ namespace AST {
 
     codegen::StackValue BinaryOperationExpression::codegen(codegen::Builder& builder, codegen::Scope& scope) {
         auto lvalued = scope.with_lvalue();
-        auto lhs = this->m_lhs->codegen(builder, this->m_binop == BinOp::Assignment ? lvalued : scope);
+        auto lhs = this->m_lhs->codegen(builder, this->m_binop == types::BinOp::Assignment ? lvalued : scope);
         auto rhs = this->m_rhs->codegen(builder, scope);
         switch (this->m_binop) {
-        case BinOp::Assignment:
+        case types::BinOp::Assignment:
             builder.builder->CreateStore(rhs.value, lhs.value, false);
             return rhs;
-        case BinOp::Add:
+        case types::BinOp::Add:
             return codegen::StackValue{
                 lhs.ty->add(builder, lhs.value, rhs.value),
                 lhs.ty
diff --git a/src/parsing.cpp b/src/parsing.cpp
index 6faeecf..0fef6aa 100644
--- a/src/parsing.cpp
+++ b/src/parsing.cpp
@@ -44,7 +44,7 @@ namespace parsing {
             }
         }
 
-        Result<AST::BinOp, std::string> parse_binop(token::TokenStream& stream) {
+        Result<types::BinOp, std::string> parse_binop(token::TokenStream& stream) {
             token::TokenStream inner{ stream };
             try {
                 auto token = inner.next();
@@ -53,11 +53,11 @@ namespace parsing {
                 }
                 if (token.content == "=") {
                     stream.m_position = inner.m_position;
-                    return new AST::BinOp{ AST::BinOp::Assignment };
+                    return new types::BinOp{ types::BinOp::Assignment };
                 }
                 if (token.content == "+") {
                     stream.m_position = inner.m_position;
-                    return new AST::BinOp{ AST::BinOp::Add };
+                    return new types::BinOp{ types::BinOp::Add };
                 }
 
                 throw std::runtime_error("Expected binop");
@@ -75,8 +75,8 @@ namespace parsing {
                 auto binop = binop_res.unwrap();
                 auto rhs = parse_primary_expression(stream).unwrap();
 
-                if (AST::operator_precedence(binop) > prev_precedence) {
-                    rhs = parse_rhs(stream, std::move(rhs), AST::operator_precedence(binop));
+                if (types::operator_precedence(binop) > prev_precedence) {
+                    rhs = parse_rhs(stream, std::move(rhs), types::operator_precedence(binop));
                 }
 
                 auto binop_expr = new AST::BinaryOperationExpression{ std::move(lhs), binop, std::move(rhs) };
diff --git a/src/types.cpp b/src/types.cpp
index ecb067d..edb7859 100644
--- a/src/types.cpp
+++ b/src/types.cpp
@@ -3,6 +3,28 @@
 #include <sstream>
 
 namespace types {
+    int operator_precedence(BinOp& op) {
+        switch (op) {
+        case BinOp::Assignment:
+            return 1000;
+        case BinOp::Add:
+            return 10;
+        default:
+            return 1000;
+        }
+    }
+
+    std::string format_operator(BinOp& op) {
+        switch (op) {
+        case BinOp::Assignment:
+            return "=";
+        case BinOp::Add:
+            return "+";
+        default:
+            return "??";
+        }
+    }
+
     std::string FundamentalType::formatted() {
         switch (this->m_ty) {
         case FundamentalTypeKind::Int:
diff --git a/src/types.h b/src/types.h
index 34a1389..1eeeead 100644
--- a/src/types.h
+++ b/src/types.h
@@ -7,6 +7,14 @@
 #include <memory>
 
 namespace types {
+    enum class BinOp {
+        Assignment,
+        Add,
+    };
+
+    int operator_precedence(BinOp& op);
+    std::string format_operator(BinOp& op);
+
     enum FundamentalTypeKind {
         Int,
     };