How to denote required and optional arguments on the command line

Note

Zsh does not expand the tilde (~) in single or double quotes.

initial tildes and equals signs are not expanded http://zsh.sourceforge.net/Guide/zshguide05.html

Name		Name	Last commit message	Last commit date
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ffmpeg-and-ffprobe		ffmpeg-and-ffprobe
mac		mac
windows		windows
README.md		README.md
apt.md		apt.md
awk.md		awk.md
base64.md		base64.md
binary.md		binary.md
curl.md		curl.md
cut.md		cut.md
github-actions.md		github-actions.md
gradle.md		gradle.md
grpc-protoc.md		grpc-protoc.md
imagemagick.md		imagemagick.md
mac-sips.md		mac-sips.md
npm.md		npm.md
pip.md		pip.md
sed.md		sed.md