code: private void register() {
          this.yamlConstructors.put(Tag.MAP, mapConstruct());
          this.yamlConstructors.put(Tag.OMAP, omapConstruct());
          this.yamlConstructors.put(Tag.PAIRS, pairsConstruct());
          this.yamlConstructors.put(Tag.SEQ, seqConstruct());
          this.yamlConstructors.put(Tag.SET, setConstruct());
          this.yamlConstructors.put(Tag.BINARY, binaryConstruct());
          this.yamlConstructors.put(Tag.BOOL, boolConstruct());
          this.yamlConstructors.put(Tag.FLOAT, floatConstruct());
          this.yamlConstructors.put(Tag.INT, intConstruct());
          this.yamlConstructors.put(Tag.NULL, nullConstruct());
          this.yamlConstructors.put(Tag.STR, strConstruct());
          this.yamlConstructors.put(Tag.TIMESTAMP, timestampConstruct());
      }
docs: Register the {@code Construct}s of this {@code Constructor}.