Node.js Simple Depth First Directory Traverse

directory_traverse.js

fs = require('fs');

// Initialize the stack with the path on the command line
let stack = [
  {
    path: process.argv[2],
    level: 1
  }
];

while(stack.length > 0) {
  // Fetch the current active node
  const current = stack.pop();

  // Print the current directory
  console.log("  ".repeat(current.level - 1) + "+ " + current.path);

  // List the directory
  const fileList = fs.readdirSync(current.path);

  // Iterate through the directory elements
  fileList.forEach(filename => {
    const fullPath = current.path + '\\'+ filename;

    // Check if it's a directory
    if(fs.statSync(fullPath).isDirectory()) {
      stack.push({
        path: fullPath,
        level: current.level + 1
      });
    } else {
      console.log("  ".repeat(current.level) + "|- " + filename);
    }
  });
}