[                       Indexing for siglists
as.list.sig             Convert to list
as.sig                  Coerce object to be a sig
as.siglist              Coerce object to be a siglist
backquote               Wrap in backquotes
exponential_cut         Cut with exponential breaks
fix_fn_names            Fix names for sigs
is.sig                  Is the input a sig?
is.siglist              Is the input a siglist?
list_sigs               List the signatures of all functions
pkg2env                 Get environment of a package.
print_engine            Workhorse of the print methods
sig                     Generate a function signature object
sig_report              Summarise function complexity of a file or
                        environment
source_to_new_env       Source a file into a new environment.
toString.sig            Print a sig object
toString.siglist        Print a siglist object
write_sigs              Write sigs to file
