gen-diff/dist/formatters/json.js

utility for searching differences between config files

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

const toJson = ast => ast.reduce((acc, item) => {
  const getNode = node => {
    switch (node.type) {
      case 'added':
        return { [node.key]: { newValue: node.newValue } };
      case 'removed':
        return { [node.key]: { oldValue: node.oldValue } };
      case 'updated':
        return { [node.key]: { newValue: node.newValue, oldValue: node.oldValue } };
      case 'unchanged':
        if (node.children) {
          return { [node.key]: toJson(node.children) };
        }
        return { [node.key]: node.oldValue };
      default:
        return { key: 'unknown' };
    }
  };
  return _extends({}, acc, getNode(item));
}, {});

exports.default = ast => JSON.stringify(toJson(ast), null, 4);