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iter.connection.R
34 lines (30 loc) · 1.06 KB
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iter.connection.R
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# Copyright (c) 2010, Stephen B. Weston
# Updated 2023 by Peter Meilstrup
#
# This is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
#' @exportS3Method
#' @rdname iteror
iteror.connection <- function(obj, ...) {
s <- summary(obj)
if (s$opened != "opened")
stop("connection not opened")
if (s$`can read` != "yes")
stop("connection not readable")
if (s$text == "binary")
ireadBin(obj, ...)
else
ireadLines(obj, ...)
}