options Function -- get optional arguments and defaults

options Function -- get optional arguments and defaults

Synopsis:

Function: options -- get options

Input:

an instance of class Function.

Output:

an instance of class OptionTable.

options f -- returns the table of option names and default values provided for the function f.

Code:

     -- ../../../Macaulay2/m2/methods.m2:242-244
     options Function := OptionTable => function -> (
          if sameFunctionBody(function, optionFunction) then first frame function
          else null)