[scripts][combat-trainer] Tweak pounce to account for there being no NPCs in the room #953

	name: Valid Ruby syntax

	on:
	push:
	paths:
	- "*.lic"
	- "*.rb"
	pull_request:
	paths:
	- "*.lic"
	- "*.rb"

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	check_syntax:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	ruby: ['3.2']
	name: Run tests on Ruby ${{ matrix.ruby }}
	steps:
	- uses: actions/checkout@v3
	with:
	fetch-depth: 0

	- name: Get changed files
	id: changed-files
	uses: tj-actions/changed-files@v35
	with:
	files: \|
	*.lic
	*.rb

	- uses: ruby/setup-ruby@v1
	with:
	ruby-version: ${{ matrix.ruby }}
	bundler-cache: true

	- name: Install ruby gem dependencies with bundler
	run: \|
	gem install bundler
	bundle config path vendor/bundle
	bundle install --jobs 4 --retry 3

	- name: Run Ruby syntax check on changed scripts
	run: \|
	for file in ${{ steps.changed-files.outputs.all_changed_files }}; do
	ruby -c ${file}
	done

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