Protocol Buffers - Google's data interchange format (grpc依赖) https://developers.google.com/protocol-buffers/
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"""proto_lang_toolchain rule"""
load("//bazel/common:proto_common.bzl", "proto_common")
def proto_lang_toolchain(*, name, toolchain_type = None, exec_compatible_with = [], target_compatible_with = [], **attrs):
"""Creates a proto_lang_toolchain and corresponding toolchain target.
Toolchain target is only created when toolchain_type is set.
https://docs.bazel.build/versions/master/be/protocol-buffer.html#proto_lang_toolchain
Args:
name: name of the toolchain
toolchain_type: The toolchain type
exec_compatible_with: ([constraints]) List of constraints the prebuild binaries is compatible with.
target_compatible_with: ([constraints]) List of constraints the target libraries are compatible with.
**attrs: Rule attributes
"""
if getattr(proto_common, "INCOMPATIBLE_PASS_TOOLCHAIN_TYPE", False):
attrs["toolchain_type"] = toolchain_type
# buildifier: disable=native-proto
native.proto_lang_toolchain(name = name, **attrs)
if toolchain_type:
native.toolchain(
name = name + "_toolchain",
toolchain_type = toolchain_type,
exec_compatible_with = exec_compatible_with,
target_compatible_with = target_compatible_with,
toolchain = name,
)