update.ref: Update the value in ref object

In renkun-ken/reflite: A Lightweight Reference Object Implementation

Description

Update the value in ref object. The constraint (if any) will be validated before any update of the ref object.

Usage

## S3 method for class 'ref'
update(object, value, ...)

Arguments

object	a ref object
value	the new value
...	additional parameters currently ignored.

Examples

ref1 <- ref(1:10)
update(ref1, rnorm(10))

ref2 <- ref(1:10, function(x) length(x) == 10L)
update(ref2, rnorm(10))
# The following will fail due to the violation
# of the constraint.
# update(ref2, rnorm(20))

renkun-ken/reflite documentation built on May 27, 2019, 5:50 a.m.