--- /dev/null
+syn spell notoplevel
+syn match Constant "^\(\d\+-\d\+-\d\+\s\+\)\?\d\{2}:\d\{2}\(:\d\{2}\)\?"
+syn match Type " \S\+ "
+syn region Comment start="\t--\t" end="$"
+syn region DiffAdded start=" ▬▬▶ " end="$"
+syn region DiffRemoved start=" ◀▬▬ " end="$"