regfetch {pkgmaker} | R Documentation |
This function provides extra control on how entries are
queried from a registry
object.
pkgreg_fetch
loads the requested package registry
and uses regfetch
to retrieve data from it.
pkgreg_remove
removes an entry from a package
registry.
regfetch(regobj, ..., all = FALSE, error = TRUE, exact = FALSE, KEYS = NULL, verbose = FALSE, entry = FALSE, msg = NULL) pkgreg_fetch(regname, ..., msg = NULL, where = topenv(parent.frame())) pkgreg_remove(regname, ..., msg = NULL, where = topenv(parent.frame()), quiet = FALSE)
regobj |
a registry object |
... |
key value(s) to look up. If multiple indexes are used, then the primary key should come first. |
all |
logical to indicate if hidden keys (starting with a '.') should be returned and output in message. |
error |
a logical that indicates if an error should be thrown if the key has no match or multiple matches |
exact |
a logical that indicates if matching should
be exact or partial. Note that if exact matches exist
then they are returned, independently of the value of
|
KEYS |
alternative way of passing the key value(s).
If not missing, then arguments in |
verbose |
a logical that indicates if verbosity should be toggle on |
entry |
a logical that indicates if the |
msg |
a header to use in case of error. |
quiet |
a logical that indicates if the operation should be performed quietly, without throwing errors or warnings. |
regname |
Name of a sub-registry, used as its identifier. |
where |
package name or namespace that owns the registry. |