options for 'add', 'merge', 'pull' and 'push'
squash merge subtree changes as a single commit
"
-eval $(echo "$OPTS_SPEC" | git rev-parse --parseopt -- "$@" || echo exit $?)
+eval "$(echo "$OPTS_SPEC" | git rev-parse --parseopt -- "$@" || echo exit $?)"
PATH=$PATH:$(git --exec-path)
. git-sh-setup