tests/testlib/common.sh

help: prepend environment variables used in hooks with "$"

Most of them have "$" prefix but some don't, so adding it for consistency.

Differential Revision: https://phab.mercurial-scm.org/D10398

mkcommit() {
   name="$1"
   shift
   echo "$name" > "$name"
   hg add "$name"
   hg ci -m "$name" "$@"
}