flow-up/lib/flow-config-writer.js

Easily add flowtype to your codebase

'use strict';

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

var _fs = require('./util/fs');

const getINIConfig = flowConfig => {
  const sections = Object.keys(flowConfig);
  let INIConfig = '';

  var _iteratorNormalCompletion = true;
  var _didIteratorError = false;
  var _iteratorError = undefined;

  try {
    for (var _iterator = sections[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
      const section = _step.value;

      INIConfig += `[${section}]\n`;

      if (!Array.isArray(flowConfig[section])) {
        throw new Error('Invalid flow configuration provided. Each section must be an array of string values.');
      }

      flowConfig[section].forEach(item => {
        INIConfig += `${item}\n`;
      });

      INIConfig += '\n';
    }
  } catch (err) {
    _didIteratorError = true;
    _iteratorError = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion && _iterator.return) {
        _iterator.return();
      }
    } finally {
      if (_didIteratorError) {
        throw _iteratorError;
      }
    }
  }

  return INIConfig;
};

function flowConfigWriter(flowConfig, filepath) {
  const flowconfigINI = getINIConfig(flowConfig);

  // @TODO: promisify the file write
  try {
    (0, _fs.writeFile)(filepath, flowconfigINI);
  } catch (err) {
    throw err;
  }
}

exports.default = flowConfigWriter;