Generate CI matrix from cabal file with get-tested - issue 328 #130

	name: CI

	on:
	pull_request:
	push:
	branches: [master]

	defaults:
	run:
	shell: bash

	jobs:
	generateMatrix:
	name: "Generate matrix from cabal"
	runs-on: ubuntu-latest
	outputs:
	matrix: ${{ steps.set-matrix.outputs.matrix }}
	steps:
	- name: Checkout base repo
	uses: actions/checkout@v2
	- name: Extract the tested GHC versions
	id: set-matrix
	run: \|
	wget https://github.com/Kleidukos/get-tested/releases/download/v0.1.5.0/get-tested-0.1.5.0-linux-amd64 -O get-tested
	chmod +x get-tested
	./get-tested --ubuntu scotty.cabal >> $GITHUB_OUTPUT
	cabal:
	name: ${{ matrix.os }} / ghc ${{ matrix.ghc }}
	needs: generateMatrix
	runs-on: ${{ matrix.os }}
	strategy:
	matrix: ${{ fromJSON(needs.generateMatrix.outputs.matrix) }}
	fail-fast: false

	steps:
	- uses: actions/checkout@v3
	if: github.event.action == 'opened' \|\| github.event.action == 'synchronize' \|\| github.event.ref == 'refs/heads/master'
	- uses: haskell/actions/setup@v2
	id: setup-haskell-cabal
	name: Setup Haskell
	with:
	ghc-version: ${{ matrix.ghc }}
	cabal-version: ${{ matrix.cabal }}
	- uses: actions/cache@v1
	name: Cache ~/.cabal/store
	with:
	path: ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
	key: ${{ runner.os }}-${{ matrix.ghc }}--${{ github.Shah }}-cache
	- name: Versions
	run: \|
	cabal -V
	ghc -V
	- name: Build
	run: \|
	cabal configure --haddock-all --enable-tests --enable-benchmarks --benchmark-option=-l
	cabal build all --write-ghc-environment-files=always
	- name: Test
	run: \|
	cabal test all

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