R/NAMES.R

In bozenne/butils: Various useful functions

### NAMES.R --- 
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## Author: Brice Ozenne
## Created: jun 23 2018 (13:09) 
## Version: 
## Last-Updated: jan  7 2020 (14:04) 
##           By: Brice Ozenne
##     Update #: 10
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### Commentary: 
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### Change Log:
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### Code:

##' @title Names of an Object
##' @description Return
##' \code{colnames} for matrices,
##' \code{isS4} for S4 objects,
##' and return \code{names} otherwise.
##'
##' @param x object.
##'
##' @export
NAMES <- function(x){
    if("function" %in% class(x) || "standardGeneric" %in% class(x) ){
        return(args(x))
    }else if(isS4(x)){
        return(names(attributes(x)))
    }else if(is.matrix(x)){
        return(colnames(x))
    }else if(is.array(x)){
        return(dimnames(x))
    }else{
        return(names(x))
    }
}

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### NAMES.R ends here