fix(format): harden string escape handling #1531

	name: Pluto CI

	on: [push, pull_request]

	jobs:
	test:
	runs-on: ubuntu-24.04
	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	submodules: recursive
	fetch-depth: 0

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: "1.26"

	# Following the instruction on https://tinygo.org/docs/guides/build/bring-your-own-llvm/
	- name: Install LLVM and Dependencies
	run: \|
	wget https://apt.llvm.org/llvm.sh
	chmod +x llvm.sh
	sudo ./llvm.sh 22 # Install LLVM 22
	sudo apt-get install -y llvm-22-dev lld-22 clang-22 valgrind

	- name: Set LLVM environment
	env:
	LLVM_BIN: /usr/lib/llvm-22/bin
	LLVM_CONFIG: /usr/lib/llvm-22/bin/llvm-config
	run: \|
	python3 scripts/llvm_env.py --github-actions

	- name: Verify LLVM Tools
	run: \|
	llvm-config-22 --version
	clang-22 --version
	ld.lld-22 --version

	- name: Smoke build helper
	run: \|
	python3 build.py -o /tmp/pluto-build-helper

	- name: Check Go formatting (gofmt)
	run: \|
	CHANGED=$(gofmt -l .)
	if [ -n "$CHANGED" ]; then
	echo "gofmt found issues in:" >&2
	echo "$CHANGED" >&2
	gofmt -d . >&2
	exit 1
	fi

	- name: Run full test suite with leak detection
	run: \|
	python3 --version
	# Valgrind can SIGILL on host-tuned codegen from -mcpu/-march=native.
	# Keep native tuning as the default elsewhere, but force portable code
	# for the leak-check job so the memory checker can execute the binaries.
	PLUTO_TARGET_CPU=portable python3 test.py --leak-check

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