How to use the @graphql-codegen/plugin-helpers.resolveExternalModuleAndFn function in @graphql-codegen/plugin-helpers

return (str: string, opts: ConvertOptions = {}) => {
        return convertNameParts(str, resolveExternalModuleAndFn(config.namingConvention[type]), getConfigValue((opts || {}).transformUnderscore, true));
      };
    }

return (str: string, opts: ConvertOptions = {}) => {
        return convertNameParts(str, resolveExternalModuleAndFn(config.namingConvention), getConfigValue((opts || {}).transformUnderscore, false));
      };
    }