this.log = function()

in Readability.js [85:105]


    this.log = function () {
      if (typeof console !== "undefined") {
        let args = Array.from(arguments, arg => {
          if (arg && arg.nodeType == this.ELEMENT_NODE) {
            return logNode(arg);
          }
          return arg;
        });
        args.unshift("Reader: (Readability)");
        // eslint-disable-next-line no-console
        console.log(...args);
      } else if (typeof dump !== "undefined") {
        /* global dump */
        var msg = Array.prototype.map
          .call(arguments, function (x) {
            return x && x.nodeName ? logNode(x) : x;
          })
          .join(" ");
        dump("Reader: (Readability) " + msg + "\n");
      }
    };