code: function resolveVarValue (name, values) {
      if (is.undef(values) || is.args.empty(arguments)) {
          message('Error: Missing arguments');
          return undefined;
      }
  
      if (!is.string(name) || !is.object(values)) {
          message('Error: Check arguments type');
          return undefined;
      }
  
      const varName = name.slice(1);
  
      return values[varName] || null;
  }
docs: Finds predefined variable value in variables object
  Returns variable value if any resolved
  @param name
  @param values
  @returns {*}