vimrc: add config-example.vim #53

	name: load_vimrc

	on:
	push:
	branches: [ "main" ]
	paths-ignore:
	- '*/.md'
	- '*/.txt'
	pull_request:
	branches: [ "main" ]
	paths-ignore:
	- '*/.md'
	- '*/.txt'

	jobs:
	load_vimrc_in_vim7_4:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: single vimrc with vim.tiny
	run: vim.tiny -E -s -u .vimrc -c "qa!"
	- name: install vim
	# CentOS 7.1 uses Vim 7.4.629
	run: sudo ./install/build_vim_from_source.sh 7.4.629
	- name: single vimrc
	run: vim -E -s -u .vimrc -c "qa!"
	- name: single vimrc with view
	run: vim -R -E -s -u .vimrc -c "qa!"
	- name: full vimrc
	run: ln -s `pwd`/root/.vim ~/.vim && vim -E -s -c "qa!"
	- name: full vimrc with vim.tiny
	run: vim.tiny -E -s -c "qa!"
	- name: full vimrc with view
	run: vim -R -E -s -c "qa!"
	load_vimrc_in_latest_vim:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: single vimrc with vim.tiny
	run: vim.tiny -E -s -u .vimrc -c "qa!"
	- name: install vim
	run: sudo ./install/build_vim_from_source.sh
	- name: single vimrc
	run: vim -E -s -u .vimrc -c "qa!"
	- name: single vimrc with view
	run: vim -R -E -s -u .vimrc -c "qa!"
	- name: full vimrc
	run: ln -s `pwd`/root/.vim ~/.vim && vim -E -s -c "qa!"
	- name: full vimrc with vim.tiny
	run: vim.tiny -E -s -c "qa!"
	- name: full vimrc with view
	run: vim -R -E -s -c "qa!"
	- name: vim noplugin
	run: vim --noplugin -E -s -c "qa!"
	- name: vim -u NONE
	run: vim -u NONE -E -s -c "qa!"
	- name: vim -u NORC
	run: vim -u NORC -E -s -c "qa!"
	- name: vim -u DEFAULTS
	run: vim -u DEFAULTS -E -s -c "qa!"

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