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GitHub Actions in Action
book

GitHub Actions in Action

by Marcel de Vries, Rob Bos, Michael Kaufmann
December 2024
Beginner to intermediate
256 pages
6h 44m
English
Manning Publications
Content preview from GitHub Actions in Action

3 Workflows

This chapter covers

  • Understanding YAML and the YAML syntax
  • Learning the basics of the workflow syntax
  • Understanding workflow triggers, expressions, and contexts
  • Introducing advanced workflow concepts, like workflow commands
  • Learning best practices for authoring and debugging workflows

Now that you have gained a bit of practical experience, it is time to fully understand the syntax for workflows. Since workflows are written in YAML, it is important to fully understand YAML before writing workflows.

3.1 YAML

YAML, which stands for YAML Ain’t Markup Language, is a data-serialization language optimized to be directly writable and readable by humans. It is a strict superset of JSON but with syntactically relevant newlines and indentation ...

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