Write your JS objects as plists using JSX!

yay_plists.jsx

let up = (msg) => new Error(msg);

function zip(...args) {
  args = args.filter(arg => 'length' in args);
  let result = [];
  let minLength = Math.min(...args.map(arg => arg.length));
  
  if(args.length === 0) return result;
  
  for(let i = 0; i < minLength; i++) {
    result.push(args.map(arg => arg[i]));
  }
  
  return result;
}

/** @jsx h */
function h(tag, attr, ...children) {
  if(!(tag in h.types)) throw up("Bleugh!");
  
  return h.types[tag](tag, attr, ...children);
}

h.types = {
  plist(type, _, item, ...items) {
    return item.value;
  },
  string(type, _, ...children) {
    return {
      type,
      value: children.join('')
    };
  },
  integer(type, _, ...children) {
    return {
      type,
      value: parseInt(children.join(''), 10)
    };
  },
  real(type, _, ...children) {
    return {
      type,
      value: parseFloat(children.join(''))
    };
  },
  date(type, _, ...children) {
    return {
      type,
      value: new Date(children.join(''))
    };
  },
  data(type, _, ...children) {
    return {
      type,
      value: atob(children.join(''))
    };
  },
  key(type, _, ...children) {
    return {
      type,
      value: children.join('')
    }
  },
  dict(type, _, ...children) {
    let keys = children.filter(item => item.type === "key"),
        items = children.filter(item => item.type !== "key");
    
    let value = zip(keys, items).reduce(function(result, [k, v]) {
      result[k.value] = v.value;
      
      return result;
    }, {});
    
    return {type, value};
  },
  array(type, _, ...items) {
    return {
      type,
      value: items.map(item => item.value)
    };
  },
  true(type, ..._) {
    return {type, value: true};
  },
  false(type, ..._) {
    return {type, value: false};
  }
};

console.log(<plist>
    <array>
      <dict>
        <key>Yo</key>
        <string>Sup</string>
        <key>Ayyy</key>
        <array>
          <string>Sup</string>
          <string>Yo</string>
        </array>
      </dict>
      <string>ERRY BODY SAY AYYYOOOOO</string>
      <data>QUFBQUFZIExNQU8K</data>
      <real>6.9</real>
      <integer>420</integer>
      <date>2016-08-29T15:19:12.038Z</date>
      <dict>
        <key>is_crunk</key>
        <true/>
        <key>has_datboi</key>
        <false/>
      </dict>
    </array>
</plist>);