code: function isConstructor(name) {
              const match = CTOR_PREFIX_REGEX.exec(name);
  
              // Not a constructor if name has no characters apart from '_', '$' and digits e.g. '_', '$$', '_8'
              if (!match) {
                  return false;
              }
  
              const firstChar = name.charAt(match.index);
  
              return firstChar === firstChar.toUpperCase();
          }
docs: Determines if the first character of the name is a capital letter.
  @param {string} name The name of the node to evaluate.
  @returns {boolean} True if the first character of the property name is a capital letter, false if not.
  @private