.addChangedAttr: Add an attribute to an object indicating which named elements change
Description
This is a generic definition that can be extended according to class.
Usage
.addChangedAttr(object, preDigest, origArguments, ...)# S4 method for ANY
.addChangedAttr(object, preDigest, origArguments, ...)
Arguments
object
Any R object returned from a function
preDigest
The full, element by element hash of the input arguments to that same function,
e.g., from .robustDigest
origArguments
These are the actual arguments (i.e., the values, not the names) that
were the source for preDigest
...
Anything passed to methods.
Value
The object, modified
Examples
Run this code# NOT RUN {
a <- 1
.addChangedAttr(a) # does nothing because default method is just a pass through
# }
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