text: "use strict";
  
  const postProcessor = require("../post-processor");
  const fs = require("fs");
  
  module.exports = (superclass) => class extends superclass {  
      fetch() {
          console.log(`Read file: ${ this.filepath }`);
          var postProcess = postProcessor(this.pr.postProcessingConfig) || postProcessor.noop;
          return new Promise((resolve, reject) => {
              fs.readFile(this.filepath, "utf8", (err, body) => {
                  if (err) {
                      err.data = { filepath: this.filepath };
                      reject(err);
                  } else {
                      resolve(body);
                  }
              });
          }).then(postProcess);
      }
  };