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# Copyright 2022 Google LLC. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the License);
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Some utils"""
# Mark targets that's aren't expected to build, but are needed for analysis test assertions.
ONLY_FOR_ANALYSIS_TEST_TAGS = ["manual", "nobuilder", "only_for_analysis_test"]
def create_file(name, content):
if content.startswith("\n"):
content = content[1:-1]
native.genrule(
name = "gen_" + name,
outs = [name],
cmd = """
cat > $@ <<EOF
%s
EOF
""" % content,
)
return name
def _create_dir_impl(ctx):
dir = ctx.actions.declare_directory(ctx.attr.name)
if ctx.files.srcs:
ctx.actions.run_shell(
command = "mkdir -p {0} && cp {1} {0}".format(
dir.path + "/" + ctx.attr.subdir,
" ".join([s.path for s in ctx.files.srcs]),
),
inputs = ctx.files.srcs,
outputs = [dir],
)
else:
ctx.actions.run_shell(
command = "mkdir -p {0}".format(
dir.path + "/" + ctx.attr.subdir,
),
inputs = ctx.files.srcs,
outputs = [dir],
)
return [DefaultInfo(files = depset([dir]))]
_create_dir = rule(
implementation = _create_dir_impl,
attrs = dict(
subdir = attr.string(),
srcs = attr.label_list(allow_files = True),
),
)
def create_dir(name, subdir, srcs):
_create_dir(
name = name,
subdir = subdir,
srcs = srcs,
)
return name
def get_action_arg(actions, mnemonic, arg_name):
"""Get a named arg from a specific action
Args:
actions: [List[Action]]
mnemonic: [string] Identify the action whose args to search
arg_name: [string]
Returns:
[Optional[string]] The arg value, or None if it couldn't be found
"""
menmonic_actions = [a for a in actions if a.mnemonic == mnemonic]
if len(menmonic_actions) == 0:
return None
elif len(menmonic_actions) > 1:
fail("Expected a single '%s' action" % mnemonic)
mnemonic_action = menmonic_actions[0]
arg_values = [a for a in mnemonic_action.argv if a.startswith(arg_name)]
if len(arg_values) == 0:
return None
elif len(arg_values) > 1:
fail("Expected a single '%s' arg" % arg_name)
return arg_values[0][len(arg_name):]
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