[Rd] Where's code for binding values to formal arguments in functions?
Prof Brian Ripley
ripley at stats.ox.ac.uk
Mon Feb 9 07:18:56 CET 2009
Have you studied d the R-ints manual?
It is a complex process, since in fact it is promises which are bound.
The code for that is in match.c: matchArgs.
In general, you will not find people willing to read the source code
for you, and especially if you give no reason for your 'wants'.
On Sun, 8 Feb 2009, Yi Zhang wrote:
> Can anyone give me a pointer where to find the implementation code for
> binding values to formal arguments in functions? For example, if we
> have a function f <- function(x,y)... and f(1,2) is called, I want to
> find the code that binds 1 to x when evaluating f(1,2). I tried eval.c
> but it's too long and I was lost... Thanks!
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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