Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1.6 KiB
43 lines
1.6 KiB
"""A Starlark implementation of the proto_toolchain rule.""" |
|
|
|
load("//bazel/common:proto_lang_toolchain_info.bzl", "ProtoLangToolchainInfo") |
|
load("//bazel/private:toolchain_helpers.bzl", "toolchains") |
|
|
|
def _impl(ctx): |
|
return [ |
|
DefaultInfo( |
|
files = depset(), |
|
runfiles = ctx.runfiles(), |
|
), |
|
platform_common.ToolchainInfo( |
|
proto = ProtoLangToolchainInfo( |
|
out_replacement_format_flag = ctx.attr.command_line, |
|
output_files = ctx.attr.output_files, |
|
plugin = None, |
|
runtime = None, |
|
proto_compiler = ctx.attr.proto_compiler.files_to_run, |
|
protoc_opts = ctx.fragments.proto.experimental_protoc_opts, |
|
progress_message = ctx.attr.progress_message, |
|
mnemonic = ctx.attr.mnemonic, |
|
toolchain_type = toolchains.PROTO_TOOLCHAIN, |
|
), |
|
), |
|
] |
|
|
|
proto_toolchain = rule( |
|
_impl, |
|
attrs = |
|
{ |
|
"progress_message": attr.string(default = "Generating Descriptor Set proto_library %{label}"), |
|
"mnemonic": attr.string(default = "GenProtoDescriptorSet"), |
|
"command_line": attr.string(default = "--descriptor_set_out=%s"), |
|
"output_files": attr.string(values = ["single", "multiple", "legacy"], default = "single"), |
|
"proto_compiler": attr.label( |
|
cfg = "exec", |
|
executable = True, |
|
allow_files = True, # Used by mocks in tests. Consider fixing tests and removing it. |
|
), |
|
}, |
|
provides = [platform_common.ToolchainInfo], |
|
fragments = ["proto"], |
|
)
|
|
|