Calling a function from a namespace

Question

I\'m trying to alter the functionality of a few commands in a package in R. It\'s easy enough to see the source of the commands. However the function calls other functions t

Answer 1

When developing, ?assignInNamespace is very useful.

This allows you to inject a new copy of a non-exported function into a package's namespace.

It would be nice if R's error message was more helpful. Instead of:

Error: 'matrixToPaths' is not an exported object from 'namespace:OpenMx'

Why not add:

You might try OpenMx:::matrixToPaths"