Config: display user-friendly message when invalid generator is passed #1512

	name: Build PHARs

	on:
	# Run on pushes to master and on pull requests which touch files used when building the PHARs.
	# Prevent the build from running when there are only irrelevant changes.
	push:
	branches:
	- master
	paths:
	- '.github/workflows/build-phar.yml'
	- '.github/workflows/reusable-build-phar.yml'
	- 'scripts/build-phar.php'
	- 'autoload.php'
	- 'src/Config.php'
	- 'src/Exceptions/RuntimeException.php'
	- 'src/Exceptions/TokenizerException.php'
	- 'src/Tokenizers/PHP.php'
	- 'src/Util/Tokens.php'
	pull_request:
	paths:
	- '.github/workflows/build-phar.yml'
	- '.github/workflows/reusable-build-phar.yml'
	- 'scripts/build-phar.php'
	- 'autoload.php'
	- 'src/Config.php'
	- 'src/Exceptions/RuntimeException.php'
	- 'src/Exceptions/TokenizerException.php'
	- 'src/Tokenizers/PHP.php'
	- 'src/Util/Tokens.php'

	# Allow manually triggering the workflow.
	workflow_dispatch:

	# Cancels all previous workflow runs for the same branch that have not yet completed.
	concurrency:
	# The concurrency group contains the workflow name and the branch name.
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	build:
	strategy:
	matrix:
	# Deliberately missing PHP 8.0 as that PHAR is build and used in the test workflow.
	php: ['5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.1', '8.2', '8.3', '8.4', 'nightly']

	name: "Build Phar on PHP: ${{ matrix.php }}"

	uses: ./.github/workflows/reusable-build-phar.yml
	with:
	phpVersion: ${{ matrix.php }}

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