Load and unload homebrew plist files

load.js

#!/usr/bin/env node

var spawn = require('child_process').spawn;
var action = 'Load';
if (process.argv[2] === '-u') {
  action = 'Unload';
}

for (var i = 0, f = process.argv.length; i < f; i += 1) {
  var name = process.argv[i];
  var plist = getPlist(name);
  if (plist) {
    console.log(action + 'ing ' + name + '...');
    spawn('launchctl', [action.toLowerCase(), plist], {stdio: [0, 'pipe']});
  }
}

function getPlist(name) {
  switch(name) {
    case 'redis':
      return '/usr/local/opt/redis/homebrew.mxcl.redis.plist';
    case 'couchdb':
      return '/usr/local/opt/couchdb/homebrew.mxcl.couchdb.plist';
    case 'postgres':
    case 'postgresql':
      return '/usr/local/opt/postgresql/homebrew.mxcl.postgresql.plist';
    default:
      return null;
  }
}

load.sh

#!/usr/bin/env node

const execSync = require('child_process').execSync;
const parseArgv = require('minimist');

const argv = parseArgv(process.argv);
const library = argv.u || argv._[argv._.length - 1];
const action = argv.u ? 'unload' : 'load';

function getLaunchFilepath(lib) {
  switch (lib) {
    case 'postgres':
      return '/usr/local/opt/postgresql/homebrew.mxcl.postgresql.plist';
    case 'redis':
      return '/usr/local/opt/redis/homebrew.mxcl.redis.plist';
  }
}

const ctl = getLaunchFilepath(library);
const command = `launchctl ${action} ${ctl}`;

console.log(command);
execSync(command);