text: #!/usr/bin/env node
  /* eslint no-var: 0 */
  
  var parser = require("..");
  var fs = require("fs");
  
  var filename = process.argv[2];
  if (!filename) {
    console.error("no filename specified");
  } else {
    var file = fs.readFileSync(filename, "utf8");
    var ast = parser.parse(file);
  
    console.log(JSON.stringify(ast, null, "  "));
  }
  