all-contributors-cli/lib/util/configFile.js

'use strict';

var fs = require('fs');
var _ = require('lodash/fp');

function formatCommaFirst(o) {
  return JSON.stringify(o, null, 2)
    .split(/(,\n\s+)/)
    .map(function (e, i) {
      return i % 2 ? '\n' + e.substring(4) + ', ' : e;
    })
    .join('') +
    '\n';
}

function readConfig(configPath) {
  return JSON.parse(fs.readFileSync(configPath, 'utf-8'));
}

function writeConfig(configPath, content, cb) {
  return fs.writeFile(configPath, formatCommaFirst(content), cb);
}

function writeContributors(configPath, contributors, cb) {
  var config = readConfig(configPath);
  var content = _.assign(config, {contributors: contributors});
  return fs.writeFile(configPath, formatCommaFirst(content), cb);
}

module.exports = {
  readConfig: readConfig,
  writeConfig: writeConfig,
  writeContributors: writeContributors
};