fix indexerror #420

	name: Build and Check

	on:
	workflow_dispatch:
	push:
	paths:
	- .github/workflows/package_test.yml
	- cat_win/**
	- workflowHelper/**
	# specify (all) branches such that the workflow will
	# not trigger on tag/release-creation
	branches:
	- '**'

	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os: [macos-latest, windows-latest, ubuntu-latest]
	python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', 'pypy-3.8', 'pypy-3.9']
	steps:
	- name: Git Checkout
	uses: actions/checkout@v3
	- name: Install Python ${{ matrix.python-version }}
	id: python
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'
	- name: Update PIP
	run: \|
	python -m pip install --upgrade pip
	- name: Setup Build Dependencies
	run: \|
	python -m pip install --upgrade build
	- name: Check and Build Package
	run: \|
	python -m build
	- name: Install Local Package
	# this should also install the code dependency in requirements.txt
	run: \|
	python ./workflowHelper/dist.py
	- name: Test Code Execution
	run: \|
	python -m cat_win.cat -h
	python -m cat_win -v
	python -m cat_win -p -nf */r.txt --nocolor
	- name: Test Entrypoint
	run: \|
	catw -v
	- name: Setup Clipboard Dependency
	if: matrix.os == 'ubuntu-latest'
	run: \|
	python -m pip install --upgrade pyperclip3
	python -m pip install --upgrade pyperclip
	sudo apt-get install xclip
	sudo apt install wl-clipboard
	- name: Test Clipboard Ability
	run: \|
	catw -pn */r.txt --clip --debug

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