Remove a line of code in a bunch of files

removeline.js

#!/usr/bin/env node

var falafel = require('falafel');
var globule = require('globule');
var fs = require('fs');
var path = require('path');

// Remove this line
var line = "grunt.verbose.writeflags(options, 'Options');";

// From all the files in here
var base = path.join(__dirname, '..');

function process(file) {
  return falafel(String(fs.readFileSync(file)), function(node) {
    if (node.source() === line) {
      console.log('Updating ' + file + '.');
      node.update('');
    }
  });
}

globule.find(['**/tasks/**/*.js', '!**/node_modules/**', '!bin/**'], {cwd: base, filter: 'isFile'}).forEach(function(filepath) {
  filepath = path.join(base, filepath);
  console.log('Checking ' + filepath + '...');
  fs.writeFileSync(filepath, process(filepath));
});