Fix phpstan/phpstan#12038: Anonymous polymorphic functions are not composable #564

	# https://help.github.com/en/categories/automating-your-workflow-with-github-actions

	name: Close issues from merged PRs

	on:
	pull_request_target:
	branches:
	- "2.1.x"
	types:
	- closed

	permissions:
	contents: read

	jobs:
	close-issues:
	name: Close linked issues
	if: github.repository_owner == 'phpstan' && github.event.pull_request.merged == true
	runs-on: ubuntu-latest
	steps:
	- name: Harden the runner (Audit all outbound calls)
	uses: step-security/harden-runner@5ef0c079ce82195b2a36a210272d6b661572d83e # v2.14.2
	with:
	egress-policy: audit

	- name: "Find and close linked issues"
	env:
	GH_TOKEN: ${{ secrets.PHPSTAN_BOT_TOKEN }}
	run: \|
	PR_BODY=$(gh pr view ${{ github.event.pull_request.number }} --repo "${{ github.repository }}" --json body --jq '.body')

	# Parse "Closes/Fixes https://github.com/phpstan/phpstan/issues/123" and "Closes/Fixes phpstan/phpstan#123" patterns
	NUMBERS=$(echo "$PR_BODY" \| grep -oiP '(?:closes?\|fix(?:es)?)\s+(?:https://github\.com/phpstan/phpstan/issues/\|phpstan/phpstan#)[0-9]+' \| grep -oP '[0-9]+$' \|\| true)
	NUMBERS=$(echo "$NUMBERS" \| sort -u)

	if [ -z "$NUMBERS" ]; then
	echo "No linked issues found in PR body"
	exit 0
	fi

	echo "$NUMBERS" \| while read -r NUMBER; do
	echo "Closing phpstan/phpstan#${NUMBER}"
	gh issue close "$NUMBER" --repo "phpstan/phpstan" --comment "Closed via merging ${{ github.event.pull_request.html_url }}"
	done

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