yapm/node_modules/package-yaml/plugins/json.js

package manager for io.js (npm fork)

var Path = require('path')
var jju = require('jju')
var read = require('../utils').read
var write = require('../utils').write
var stat = require('../utils').fs.stat

module.exports.read = function(path, cb) {
  read(Path.join(path, 'package.json'), 'utf8', function(err, data) {
    if (err) return cb(err)
    try {
      data = JSON.parse(data)
    } catch(err) {
      return cb(err)
    }
    cb(null, data)
  })
}

module.exports.write = function(path, object, cb) {
  read(Path.join(path, 'package.json'), 'utf8', function(err, data) {
    if (err) {
      data = jju.stringify(object, {mode: 'json', indent: 2}) + '\n'
    } else {
      try {
        data = jju.update(data, object, {mode: 'json'})
      } catch(_) {
        data = jju.stringify(object, {mode: 'json', indent: 2}) + '\n'
      }
    }

    write(Path.join(path, 'package.json'), data, cb)
  })
}

module.exports.stat = function(path, cb) {
  stat(Path.join(path, 'package.json'), function(er, stat) {
    if (stat) stat.file = Path.join(path, 'package.json')
    cb(er, stat)
  })
}