dist/jspdf.node.debug.js
function TTFFont(rawData, name, encoding) {
      var data;

      this.rawData = rawData;
      data = this.contents = new Data(rawData);
      this.contents.pos = 4;

      if (data.readString(4) === 'ttcf') {
        if (!name) {
          throw new Error("Must specify a font name for TTC files.");
        }
        throw new Error("Font " + name + " not found in TTC file.");
      } else {
        data.pos = 0;
        this.parse();
        this.subset = new Subset(this);
        this.registerTTF();
      }
    }
function TTFFont(rawData, name, encoding) {
      var data;

      this.rawData = rawData;
      data = this.contents = new Data(rawData);
      this.contents.pos = 4;

      if (data.readString(4) === 'ttcf') {
        if (!name) {
          throw new Error("Must specify a font name for TTC files.");
        }
        throw new Error("Font " + name + " not found in TTC file.");
      } else {
        data.pos = 0;
        this.parse();
        this.subset = new Subset(this);
        this.registerTTF();
      }
    }
/* Subset object is created, and registerTTF function is called. ************************************************************