code: func newUtils() *utilities {
  	utils := make(map[string]command)
  	utils["ast"] = dumpAst
  	utils["callobj"] = dumpCallObj
  	utils["uses"] = dumpUses
  	utils["types"] = dumpTypes
  	utils["defs"] = dumpDefs
  	utils["comments"] = dumpComments
  	utils["imports"] = dumpImports
  	return &utilities{utils, make([]string, 0)}
  }
docs: // Custom commands / utilities to run instead of default analyzer