The amazingly awesome tar pipe command for copying trees of files around

Tar pipe

# https://blog.extracheese.org/2010/05/the-tar-pipe.html

SRC=existing-source-controlled-proj
DEST=copy-of-proj-with-no-git-data

# on Linux and WSL use gnu tar exclude VCS to prevent copying the git data
(cd ${HOME}/depot/${SRC} && tar --exclude-vcs cf - .)|(cd ${HOME}/depot/${DEST} && tar xvfp -)

# on Mac the --exclude-vcs is not available - can add --exclude .git
(cd ${HOME}/depot/${SRC} && tar --exclude='.git' cf - .)|(cd ${HOME}/depot/${DEST} && tar xvfp -)