Build

Remove use of head. #66

	name: Build
	concurrency: build

	on:
	push:

	workflow_call:
	inputs:
	resolver:
	required: false
	type: string
	coverage:
	required: false
	type: boolean

	env:
	extra_stack_args:
	extra_key_part:

	jobs:
	test:
	name: Build
	runs-on: ubuntu-latest

	steps:
	- name: Set environment
	if: ${{ inputs.resolver != '' }}
	run: \|
	echo "extra_stack_args=--resolver ${{ inputs.resolver }}" >> $GITHUB_ENV
	echo "extra_key_part=-resolver-${{ inputs.resolver }}" >> $GITHUB_ENV

	- name: Checkout
	uses: actions/checkout@v4

	- name: Setup
	uses: haskell-actions/setup@v2
	with:
	enable-stack: true

	- name: Cache dependencies
	uses: actions/cache@v4
	with:
	path: ~/.stack
	key: stack${{ env.extra_key_part }}-${{ runner.arch }}-${{ runner.os }}-${{ hashFiles('package.yaml', 'stack.yaml') }}

	- name: Cache build artifacts
	if: ${{ !inputs.coverage }}
	uses: actions/cache@v4
	with:
	path: .stack-work
	key: stack${{ env.extra_key_part}}-${{ runner.arch }}-${{ runner.os }}-${{ hashFiles('app/', 'bench/', 'src/', 'test/') }}

	- name: Build and test
	if: ${{ !inputs.coverage }}
	run: stack build --test --bench --no-run-benchmarks ${{ env.extra_stack_args }}

	- name: Coverage
	id: coverage
	if: ${{ inputs.coverage }}
	run: \|
	stack build --test --bench --no-run-benchmarks ${{ env.extra_stack_args }} --coverage
	echo "coverage-report=$(stack path --local-hpc-root)" >> $GITHUB_OUTPUT

	- name: Upload coverage report
	if: ${{ inputs.coverage }}
	uses: actions/upload-artifact@v4
	with:
	name: coverage-report
	path: ${{ steps.coverage.outputs.coverage-report }}

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