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# Copyright 2022 Google LLC
#
# 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
#
# https://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.
"""Providers for transitively gathering all license and package_info targets.
Warning: This is private to the aspect that walks the tree. The API is subject
to change at any release.
"""
LicensedTargetInfo = provider(
doc = """Lists the licenses directly used by a single target.""",
fields = {
"target_under_license": "Label: The target label",
"licenses": "list(label of a license rule)",
},
)
def licenses_info():
return provider(
doc = """The transitive set of licenses used by a target.""",
fields = {
"target_under_license": "Label: The top level target label.",
"deps": "depset(LicensedTargetInfo): The transitive list of dependencies that have licenses.",
"licenses": "depset(LicenseInfo)",
"traces": "list(string) - diagnostic for tracing a dependency relationship to a target.",
},
)
# This provider is used by the aspect that is used by manifest() rules.
TransitiveLicensesInfo = licenses_info()
TransitiveMetadataInfo = provider(
doc = """The transitive set of licenses used by a target.""",
fields = {
"top_level_target": "Label: The top level target label we are examining.",
"other_metadata": "depset(ExperimentalMetatdataInfo)",
"licenses": "depset(LicenseInfo)",
"package_info": "depset(PackageInfo)",
"target_under_license": "Label: A target which will be associated with some licenses.",
"deps": "depset(LicensedTargetInfo): The transitive list of dependencies that have licenses.",
"traces": "list(string) - diagnostic for tracing a dependency relationship to a target.",
},
)
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