validMsg: Conditionally append result to validity message
In Biobase: Biobase: Base functions for Bioconductor

This function facilitates constructing messages during S4 class validation, and is meant for developer rather than end-user use.

1	validMsg(msg, result)

`msg`	A character vector or NULL.
`result`	Any vector.

This function appends result to msg, but only if result is a character vector.

Martin Morgan <mtmorgan@fhcrc.org>

msg <- NULL
validMsg(msg, FALSE) # still NULL
msg <- validMsg(msg, "one")
validMsg(msg, "two")

Biobase documentation built on Nov. 8, 2020, 6:52 p.m.

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