indexr/dist/modules/cli/index.js

Automated dynamic indexes for your ES6+ source code.

'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; }; /* eslint-disable max-len */


exports.default = cli;

var _fs = require('fs');

var _fs2 = _interopRequireDefault(_fs);

var _path = require('path');

var _path2 = _interopRequireDefault(_path);

var _commander = require('commander');

var _cliflags = require('../cliflags');

var _cliflags2 = _interopRequireDefault(_cliflags);

var _extendedHelp = require('./extendedHelp');

var _extendedHelp2 = _interopRequireDefault(_extendedHelp);

var _camelcase = require('camelcase');

var _camelcase2 = _interopRequireDefault(_camelcase);

var _lodash = require('lodash.flow');

var _lodash2 = _interopRequireDefault(_lodash);

var _lodash3 = require('lodash.flatten');

var _lodash4 = _interopRequireDefault(_lodash3);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var cliflagsFlat = (0, _lodash4.default)(_cliflags2.default);

var importJSON = function importJSON(jsonPath) {
  return JSON.parse(_fs2.default.readFileSync(jsonPath, 'utf-8'));
};

var pkg = importJSON(_path2.default.resolve(__dirname, '../../../package.json'));

// extract a property map from table of the form
// {namePropertyOnTable:commanderLongName}
function extractPropMap(table) {
  var flags = function flags(entry) {
    return entry.flags;
  };
  var extractLongTag = function extractLongTag(value) {
    return value.match(/--([a-zA-Z0-9-_]+)/)[0];
  };
  var camel = function camel(value) {
    return (0, _camelcase2.default)(value);
  };
  var extractFlagName = (0, _lodash2.default)(flags, extractLongTag, camel);
  var extractName = function extractName(entry) {
    return entry.name || extractFlagName(entry);
  };
  return table.reduce(function (memo, entry) {
    return _extends({}, memo, _defineProperty({}, extractName(entry), extractFlagName(entry)));
  }, {});
}

// pick the keys from the object
// returning an object with mapped prop keys
function pickByMap(obj, map) {
  return Object.keys(map).reduce(function (memo, key) {
    var val = obj[map[key]];
    return val ? _extends({}, memo, _defineProperty({}, key, val)) : memo;
  }, {});
}

function cli(argv) {

  var command = new _commander.Command();

  var program = (0, _extendedHelp2.default)(command.version('Indexr v' + pkg.version).usage('<rootFolder> [options]'), cliflagsFlat);

  program.parse(argv);

  if (program.args.length === 0) return program.help();

  // prepare input for consumption
  var inputFolder = program.args[0];
  var map = extractPropMap(cliflagsFlat);
  var options = pickByMap(program, map);

  return {
    inputFolder: inputFolder,
    options: options
  };
}
module.exports = exports['default'];