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Node.js express correlation id sample

This sample shows the usage of express-correlation-id package with express controllers having dependencies being called sync or async including error handling.

Running the sample

npm start:

server listening on port 3000

http get localhost:3000/api1/hello:

API 1 controller correlation id: 03b37b23-6451-4c57-8722-cef475d0c914
API 1 handler correlation id: 03b37b23-6451-4c57-8722-cef475d0c914
API 1 sync dependency correlation id: 03b37b23-6451-4c57-8722-cef475d0c914
API 1 async dependency correlation id: 03b37b23-6451-4c57-8722-cef475d0c914

http get localhost:3000/api1/hellofail:

API 1 controller fail correlation id: a13b0f70-5bdb-4ede-90b3-cc1de33efdd9
API 1 fail handler correlation id: a13b0f70-5bdb-4ede-90b3-cc1de33efdd9
API 1 sync dependency correlation id: a13b0f70-5bdb-4ede-90b3-cc1de33efdd9
API 1 async dependency correlation id: a13b0f70-5bdb-4ede-90b3-cc1de33efdd9
API 1 fail handler catch correlation id: a13b0f70-5bdb-4ede-90b3-cc1de33efdd9

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