docxtemplater/js/module-wrapper.js

docx and pptx generator working with templates and data (like Mustache, for Word and Powerpoint documents)

"use strict";

function emptyFun() {}

function identity(i) {
  return i;
}

module.exports = function (module) {
  var defaults = {
    set: emptyFun,
    parse: emptyFun,
    render: emptyFun,
    getTraits: emptyFun,
    getFileType: emptyFun,
    nullGetter: emptyFun,
    optionsTransformer: identity,
    postrender: identity,
    errorsTransformer: identity,
    getRenderedMap: identity,
    preparse: identity,
    postparse: identity,
    on: emptyFun,
    resolve: emptyFun
  };

  if (Object.keys(defaults).every(function (key) {
    return !module[key];
  })) {
    throw new Error("This module cannot be wrapped, because it doesn't define any of the necessary functions");
  }

  Object.keys(defaults).forEach(function (key) {
    module[key] = module[key] || defaults[key];
  });
  return module;
};