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‘R CMD check’ now reports empty ‘importFrom’ declarations in a ‘NAMESPACE’ file, as these are common errors (writing ‘importFrom(Pkg)’ where ‘import(Pkg)’ was intended).
‘R CMD check’ now by default checks code usage directly on the package namespace without loading and attaching the package and its suggests and enhances. For good practice with packages in the ‘Suggests’ field, see §184.108.40.206 of ‘Writing R Extensions’.
matrices and arrays with last dimension zero did not print at all or incompletely. (PR#16012)