added parsing of if statements

src/ast/statements/block.hpp

@@ -0,0 +1,20 @@
+#pragma once
+
+#include "ast/ast.hpp"
+#include "token/token.hpp"
+
+#include <vector>
+
+namespace ast {
+    struct block_stmt : statement {
+        block_stmt(token::token token);
+
+        token::token token;
+        std::vector<ast::statement*> statements;
+
+        std::string token_literal() const override;
+        std::string str() const override;
+
+        ~block_stmt();
+    };
+} // namespace ast