Observer Pattern for S4

A mutable Signal object can report changes to its state, clients could register functions so that they are called whenever the signal is emitted. The signal could be emitted, disconnected, blocked, unblocked, and buffered.


Reference manual

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install.packages("objectSignals")

0.10.3 by Michael Lawrence, 5 years ago


Browse source code at https://github.com/cran/objectSignals


Authors: Michael Lawrence , Tengfei Yin


Documentation:   PDF Manual  


GPL (>= 2) license


Imports methods


Imported by plumbr.

Depended on by RserveTS, objectProperties.


See at CRAN