# Copyright (c) Meta Platforms, Inc. and affiliates.
#
# This source code is licensed under both the MIT license found in the
# LICENSE-MIT file in the root directory of this source tree and the Apache
# License, Version 2.0 found in the LICENSE-APACHE file in the root directory
# of this source tree.
def pick(override, underlying):
return cmd_args(override) if override != None else underlying
def pick_bin(override, underlying):
return override[RunInfo] if override != None else underlying
def pick_dep(override, underlying):
return pick_raw(override, underlying)
def pick_raw(override, underlying):
return override if override != None else underlying
def pick_and_add(override, additional, underlying):
flags = [pick(override, underlying)]
if additional:
flags.append(additional)
return cmd_args(flags)