Treat paths with spaces more properly

dotfiles/bash/post.bashrc

     local frst
     local last
     local elnum
+    local elem
     test "${#path}" -le 7 && echo -n "$path" && return 0
-    elems=(${path//// }); elnum=${#elems[@]}
+    while IFS= read -r elem; do
+        elems+=("$elem"); elnum=${#elems[@]}
+    done <<<"$(sed 's|/|\n|' <<<"$path")"
     frst=${elems[0]}
     last=${elems[$((elnum-1))]}
     case $elnum in