improve error handling when calling json-to-go.js #13

	---
	name: json-to-go tests

	on: # yamllint disable-line rule:truthy
	workflow_call:
	workflow_dispatch:
	push:
	branches:
	- "master"
	- "main"
	pull_request:

	jobs:
	run-tests:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	node-version: [12.x, 14.x, 16.x, 18.x, 20.x, 22.x]

	steps:
	- uses: actions/checkout@v4
	- name: Use Node.js ${{ matrix.node-version }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ matrix.node-version }}

	- name: Run tests
	run: \|
	node json-to-go.test.js

	- name: Run json-to-go using stdin
	shell: bash
	run: \|
	set -eEuo pipefail
	got=$(node json-to-go.js < tests/double-nested-objects.json)
	exp=$(cat tests/double-nested-objects.go)
	echo "got: '${got}'"
	[[ "${got}" == "${exp}" ]]

	- name: Run json-to-go with -big using stdin
	shell: bash
	run: \|
	set -eEuo pipefail
	got=$(node json-to-go.js -big < tests/double-nested-objects.json)
	exp=$(cat tests/double-nested-objects.go)
	echo "got: '${got}'"
	[[ "${got}" == "${exp}" ]]

	- name: Run json-to-go with a file
	shell: bash
	run: \|
	set -eEuo pipefail
	got=$(node json-to-go.js tests/double-nested-objects.json)
	exp=$(cat tests/double-nested-objects.go)
	echo "got: '${got}'"
	[[ "${got}" == "${exp}" ]]

	- name: Check correct error handling using stdin
	shell: bash
	run: \|
	! node json-to-go.js <<< "error"

	- name: Check correct error handling with a file
	shell: bash
	run: \|
	! node json-to-go.js <(echo "error")

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