riot-compiler/lib/parsers/_utils.js

Compiler for riot .tag files

/*
  Utility functions
*/
var hasOwnProp = Object.prototype.hasOwnProperty

/**
 * Returns an new object with all of the properties from each received object.
 * When there are identical properties, the right-most property takes precedence.
 *
 * @returns {object} A new object containing all the properties.
 */
function _mixobj () {
  var target = {}

  for (var i = 0; i < arguments.length; i++) {
    var source = arguments[i]

    if (source) {
      for (var key in source) {
        // istanbul ignore else
        if (hasOwnProp.call(source, key)) {
          target[key] = source[key]
        }
      }
    }
  }
  return target
}

/**
 * Loads and returns a module instance without generating error.
 *
 * @param {string} name - The name of the module to require
 * @returns {Function}    Module instance, or null if error.
 */
function _tryreq (name) {
  var mod = null

  try { mod = require(name) } catch (e) {/**/}

  return mod
}

module.exports = {
  mixobj: _mixobj,
  tryreq: _tryreq
}