ruff: Ruff! (Runtime function formatter) ruff: ruff: Ruff! is a documentation generation system for programs written in ruff: the Tcl programming language. Ruff! is included with Woof! but can be ruff: used independently of it. Ruff! uses runtime introspection in ruff: conjunction with comment analysis to generate reference manuals for ruff: Tcl programs. ruff: ruff: ruff: ruff: