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###########################################################################/**
# @RdocDefault getGenericS3
#
# @title "Gets an S3 generic function"
#
# \description{
# @get "title".
# }
#
# @synopsis
#
# \arguments{
# \item{name}{The name of the generic function.}
# \item{envir}{The @environment from which the search for the
# generic @function is done.}
# \item{inherits}{A @logical specifying whether the enclosing frames
# should be searched or not.}
# \item{...}{Not used.}
# }
#
# \seealso{
# @see "setGenericS3".
# @see "getMethodS3".
# @see "isGenericS3".
# }
#
# @author
#
# @keyword programming
# @keyword methods
#*/###########################################################################
setMethodS3("getGenericS3", "default", function(name, envir=parent.frame(), inherits=TRUE, ...) {
fcn <- .findFunction(name, envir=envir, inherits=inherits)$fcn
if (is.null(fcn)) {
stop("No such function found: ", name)
} else if (!isGenericS3(fcn)) {
stop("The function found is not an S3 generic function: ", name)
}
fcn
})
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