whole_func_string: async function() {
        await qx.tool.cli.Utils.makeParentDir(this.getCachePath());
        await fs.writeFileAsync(this.getCachePath(), JSON.stringify(this.__cache, null, 2), "UTF-8");
      }
func_code_string: async function() {
        await qx.tool.cli.Utils.makeParentDir(this.getCachePath());
        await fs.writeFileAsync(this.getCachePath(), JSON.stringify(this.__cache, null, 2), "UTF-8");
      }
func_documentation_string: Saves the cache to a hidden local file
  @return {void}