io/dir/open.fz
# This file is part of the Fuzion language implementation.
#
# The Fuzion language implementation 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, version 3 of the License.
#
# The Fuzion language implementation 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 The
# Fuzion language implementation. If not, see <https://www.gnu.org/licenses/>.
# -----------------------------------------------------------------------
#
# Tokiwa Software GmbH, Germany
#
# Source code of Fuzion standard library feature io.dir.open
#
# -----------------------------------------------------------------------
# effect for manipulating open directories
#
module:public open(fd fuzion.sys.Pointer,
public path String) : effect is
# reads the next entry of this directory
#
# returns the name of the next entry, or an error if the operation fails
# for some reason (including that there are no more entries).
#
# NOTES: current directory `.` and parent directory `..` are omitted.
#
public read outcome String ! io.dir.read =>
io.dir.read.read fd
# short hand to get the currently
# installed open effect
#
public open =>
open.env
last changed: 2025-01-23