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"""upb_minitable_proto_library() exposes upb's generated minitables (foo.upb_minitable.h)"""
load("//bazel/common:proto_info.bzl", "ProtoInfo")
load("//bazel/private:upb_proto_library_internal/aspect.bzl", "upb_proto_aspect_impl")
load("//bazel/private:upb_proto_library_internal/cc_library_func.bzl", "upb_use_cpp_toolchain")
load("//bazel/private:upb_proto_library_internal/rule.bzl", "upb_proto_rule_impl")
UpbMinitableCcInfo = provider(
"Provider for cc_info for protos",
fields = ["cc_info"],
)
_UpbWrappedGeneratedSrcsInfo = provider(
"Provider for generated sources",
fields = ["srcs"],
)
def _upb_minitable_proto_library_aspect_impl(target, ctx):
return upb_proto_aspect_impl(
target = target,
ctx = ctx,
generator = "upb_minitable",
cc_provider = UpbMinitableCcInfo,
dep_cc_provider = None,
file_provider = _UpbWrappedGeneratedSrcsInfo,
)
def _get_upb_minitable_proto_library_aspect_provides():
provides = [
UpbMinitableCcInfo,
_UpbWrappedGeneratedSrcsInfo,
]
if hasattr(cc_common, "CcSharedLibraryHintInfo"):
provides.append(cc_common.CcSharedLibraryHintInfo)
elif hasattr(cc_common, "CcSharedLibraryHintInfo_6_X_getter_do_not_use"):
# This branch can be deleted once 6.X is not supported by upb rules
provides.append(cc_common.CcSharedLibraryHintInfo_6_X_getter_do_not_use)
return provides
upb_minitable_proto_library_aspect = aspect(
attrs = {
"_copts": attr.label(
default = "//upb:upb_proto_library_copts__for_generated_code_only_do_not_use",
),
"_upb_minitable_toolchain": attr.label(
default = Label("//upb_generator/minitable:toolchain"),
),
"_cc_toolchain": attr.label(
default = "@bazel_tools//tools/cpp:current_cc_toolchain",
),
"_fasttable_enabled": attr.label(default = "//upb:fasttable_enabled"),
},
implementation = _upb_minitable_proto_library_aspect_impl,
provides = _get_upb_minitable_proto_library_aspect_provides(),
attr_aspects = ["deps"],
fragments = ["cpp"],
toolchains = upb_use_cpp_toolchain(),
exec_groups = {
"proto_compiler": exec_group(),
},
)
def _upb_minitable_proto_library_rule_impl(ctx):
return upb_proto_rule_impl(ctx, UpbMinitableCcInfo, _UpbWrappedGeneratedSrcsInfo)
upb_minitable_proto_library = rule(
implementation = _upb_minitable_proto_library_rule_impl,
attrs = {
"deps": attr.label_list(
aspects = [upb_minitable_proto_library_aspect],
allow_rules = ["proto_library"],
providers = [ProtoInfo],
),
},
provides = [CcInfo],
)
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