updated version to improve the code a bit

example.py

@@ -0,0 +1,3 @@
+import tree_structurer
+
+tree_structurer.get_structure()

setup.py

@@ -20,7 +20,7 @@ tree_structurer_module = Extension(
 
 setup(
     name='tree_structurer',
-    version='0.0.2',
+    version='0.0.4',
     description='A module for analyzing directory structures',
     ext_modules=[tree_structurer_module],
     packages=['tree_structurer'],

tree_structurer/__main__.py

@@ -14,11 +14,8 @@ def main():
     try:
         if args.verbose:
             print(f"Analyzing directory: {args.path}")
-        
-        # Create tree structurer instance 
         create_tree_structurer()
-
-        # Get and print structure
+        # Get and print structure directly  
         structure = get_structure(args.path)
         for line in structure:
             print(line)

tree_structurer/cpp/tree_structurer.cpp

@@ -5,24 +5,74 @@
 namespace fs = std::filesystem;
 
 bool TreeStructurer::should_ignore_dir(const std::string& dirname) {
-    return dirname[0] == '.' ||
-           dirname[0] == '_'|| 
-           dirname.find("build") != std::string::npos ||
-           dirname == "venv" || 
-           dirname == "myenv" ||
-           dirname == "build";
+    static const std::vector<std::string> ignore_list = {
+        "build", "venv", "myenv", "dist", "node_modules", "CMakeFiles",
+        ".git", ".idea", ".vscode", "__pycache__"
+    };
+    
+    return dirname[0] == '.' || 
+           dirname[0] == '_' ||  // This will catch __pycache__ and _directories
+           std::find(ignore_list.begin(), ignore_list.end(), dirname) != ignore_list.end();
 }
 
 bool TreeStructurer::should_ignore_file(const std::string& filename) {
-    return filename[0] == '.';
+    static const std::vector<std::string> ignore_extensions = {
+        ".pyc", ".pyo", ".pyd", ".so", ".dll", ".dylib",
+        ".o", ".obj", ".a", ".lib"
+    };
+    
+    if (filename[0] == '.') return true;
+    
+    fs::path path(filename);
+    std::string ext = path.extension().string();
+    return std::find(ignore_extensions.begin(), ignore_extensions.end(), ext) != ignore_extensions.end();
+}
+
+std::vector<fs::path> TreeStructurer::get_filtered_paths(const fs::path& start) {
+        std::vector<fs::path> paths;
+    
+        for(const auto& entry : fs::recursive_directory_iterator(start)) {
+        const auto& path = entry.path();
+        bool should_include = true;
+        
+        for(auto it = path.begin(); it != path.end(); ++it) {
+            if(should_ignore_dir(it->string())) {
+                should_include = false;
+                break;
+        }
+        }
+        
+        if(should_include) {
+            if(fs::is_directory(path)) {
+                if(!should_ignore_dir(path.filename().string())) {
+                    paths.push_back(path);
+        }
+            } else {
+                if(!should_ignore_file(path.filename().string())) {
+                    paths.push_back(path);
+    }
+}
+        }
+    }
+    
+    std::sort(paths.begin(), paths.end());
+    return paths;
 }
 
 std::string TreeStructurer::create_indent(int level) {
-    return std::string(4 * level, ' ');
+    if (level == 0) return "";
+    
+    std::string indent;
+    for (int i = 0; i < level - 1; ++i) {
+        indent += "│ ";
+    }
+    indent += "├─ ";
+    return indent;
 }
 
+
 std::string TreeStructurer::get_relative_path(const fs::path& path, const fs::path& base) {
-    const fs::path rel = fs::relative(path, base);
+    fs::path rel = fs::relative(path, base);
     return rel.string();
 }
 
@@ -31,27 +81,38 @@ std::vector<std::string> TreeStructurer::get_directory_structure(const std::stri
     fs::path start = startpath.empty() ? fs::current_path() : fs::path(startpath);
     
     try {
-        std::vector<fs::path> paths;
-        for(const auto& entry : fs::recursive_directory_iterator(start)) {
-            paths.push_back(entry.path());
-        }
+        result.push_back(start.filename().string() + "/");
         
-        // Sort paths for consistent output
-        std::sort(paths.begin(), paths.end());
+        auto paths = get_filtered_paths(start);
+        std::vector<bool> is_last_at_level(256, false);
         
-        for(const auto& path : paths) {
+        for (size_t i = 0; i < paths.size(); ++i) {
+            const auto& path = paths[i];
             std::string rel_path = get_relative_path(path, start);
             int level = std::count(rel_path.begin(), rel_path.end(), fs::path::preferred_separator);
             
-            if(fs::is_directory(path)) {
-                if(!should_ignore_dir(path.filename().string())) {
-                    result.push_back(create_indent(level) + path.filename().string() + "/");
-                }
-            } else {
-                if(!should_ignore_file(path.filename().string())) {
-                    result.push_back(create_indent(level) + path.filename().string());
+            bool is_last = (i == paths.size() - 1) || 
+                          (i < paths.size() - 1 && 
+                           std::count(get_relative_path(paths[i + 1], start).begin(),
+                                    get_relative_path(paths[i + 1], start).end(),
+                                    fs::path::preferred_separator) <= level);
+            
+            is_last_at_level[level] = is_last;
+            
+            std::string line;
+            for (int j = 0; j < level; ++j) {
+                if (j == level - 1) {
+                    line += is_last ? "└── " : "├── ";
+                } else {
+                    line += is_last_at_level[j] ? "    " : "│   ";
                 }
             }
+            
+            line += path.filename().string();
+            if(fs::is_directory(path)) {
+                line += "/";
+            }
+            result.push_back(line);
         }
     } catch (const fs::filesystem_error& e) {
         throw std::runtime_error("Failed to access directory: " + std::string(e.what()));

tree_structurer/cpp/tree_structurer.hpp

@@ -13,4 +13,5 @@ private:
     bool should_ignore_file(const std::string& filename);
     std::string create_indent(int level);
     std::string get_relative_path(const std::filesystem::path& path, const std::filesystem::path& base);
+    std::vector<std::filesystem::path> get_filtered_paths(const std::filesystem::path& start);
 };