How to use the @financial-times/n-logger.warn function in @financial-times/n-logger
To help you get started, we’ve selected a few @financial-times/n-logger examples, based on popular ways it is used in public projects.
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Financial-Times / n-auto-logger / src / __tests__ / failure-logger.js View on Github 
it('null or undefined input', async () => {
const context = {
operation: 'someOperation',
action: 'someAction',
};
await failureLogger(context)();
expect(logger.warn.mock.calls).toHaveLength(1);
expect(logger.warn.mock.calls[0][0]).toMatchSnapshot();
});const extendedSystemError = nError({
status: 500,
message: 'some error message',
});
await failureLogger()(extendedSystemError);
expect(logger.error.mock.calls).toHaveLength(1);
assertErrorLog(logger.error.mock.calls[0][0]);
const extendedSystemError404 = nError({
status: 404,
message: 'some error message',
});
await failureLogger()(extendedSystemError404);
expect(logger.error.mock.calls).toHaveLength(1);
expect(logger.warn.mock.calls).toHaveLength(1);
assertErrorLog(logger.warn.mock.calls[0][0]);
});@financial-times/n-logger
This package provides a Winston wrapper which sends server-side logs to Splunk's HTTP Event Collector (HEC).
