Cloud Function Concepts: Function Termination
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Signaling function termination in Node
Code sample
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],[],[[["\u003cp\u003eApplication Default Credentials (ADC) are required for authentication to Cloud Run functions, and instructions for setting it up in a local development environment are provided.\u003c/p\u003e\n"],["\u003cp\u003eReturning a value from a function in Node.js will immediately stop any background tasks that are running.\u003c/p\u003e\n"],["\u003cp\u003eReturning a resolved or rejected promise, or awaiting one, ensures the function waits for any related background tasks to complete before termination.\u003c/p\u003e\n"],["\u003cp\u003eThe Google Cloud sample browser is a resource for finding code samples related to other Google Cloud products.\u003c/p\u003e\n"]]],[],null,["# Cloud Function Concepts: Function Termination\n\nSignaling function termination in Node\n\nCode sample\n-----------\n\n### Node.js\n\n\nTo authenticate to Cloud Run functions, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n // Await-ing promises within functions is OK if you don't return anything\n await Promise.resolve();\n\n // These will cause background tasks to stop executing immediately\n return 1; // OK: returning a value\n\n // These will wait until the related background task finishes\n return Promise.resolve(); // OK: returning the promise itself\n return await Promise.resolve(); // Same as above\n return Promise.reject(); // OK: same behavior as to-be-resolved promises\n return await Promise.reject(); // Same as above\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=functions)."]]