README.md

Bazel examples and tutorials

A collection of examples of how to use the Bazel build system.

Introductory tutorials

• C++ basics
• Java basics
• End to End
  A full end-to-end system with a backend, an Android app, and an iOS app.
• iOS basics
• Using query
  Working examples for The Query quickstart

Example cookbook

General

• Using bzlmod
• How to generate source code from a rule and include it in a library

Android

• Using Android Jetpack Compose
• Using Firebase Cloud Messaging
• Using the NDK
• Using Roboelectic tests and Kotlin

Java

• Using Java with Maven

Rule writing

• Accessing attributes of a rule
• A rule with both explict and implicit outputs
• Creating a simple *_test rule
• Rules that change the build flags
• Rules with implicit dependencies
• Using a macro wrapper to compute an output file name
• Using aspects
• Using ctx.actions.expand_template
• Using ctx.actions.run_shell to wrap simple commands
• Using ctx.actions.run to run a tool
• Using ctx.actions.write to create a file at analysis time
• Using depsets
• Using "Make" variables in your rules
• Using mandatory providers to ensure your dependencies are of the right type
• Using runfiles

CI: