bash has a couple of shell options [1] which can improve handling of unmatched globs: > failglob > If set, patterns which fail to match filenames during f

bash has a couple of shell options [1] which can improve handling of unmatched globs: > failglob > If set, patterns which fail to match filenames during filename expansion result in an expansion error. > nullglob > If set, Bash allows filename patterns which match no files to expand to a null string, rather than themselves. [1] https://www.gnu.org/software/bash/manual/bash.html#The-Shopt-Builtin https://www.gnu.org/software/bash/manual/bash.html#The-Shopt...