| # Copyright 2021 The Bazel Authors. 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. |
| |
| """ |
| Proto Semantics |
| """ |
| |
| def _preprocess(ctx): |
| pass |
| |
| semantics = struct( |
| PROTO_COMPILER_LABEL = "@com_google_protobuf//:protoc", |
| EXTRA_ATTRIBUTES = { |
| "import_prefix": attr.string(), |
| }, |
| EXTRA_FRAGMENTS = [], |
| preprocess = _preprocess, |
| # This constant is used in ProtoCompileActionBuilder to generate an error message that's |
| # displayed when a strict proto deps violation occurs. |
| # |
| # %s is replaced with the label of the proto_library rule that's currently being built. |
| # %%s is replaced with the literal "%s", which is passed to the proto-compiler, which replaces |
| # it with the .proto file that violates strict proto deps. |
| STRICT_DEPS_FLAG_TEMPLATE = ( |
| "--direct_dependencies_violation_msg=" + |
| "%%s is imported, but %s doesn't directly depend on a proto_library that 'srcs' it." |
| ), |
| ) |
